./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-16.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 e62ccb0fc84e02c2612dc59055080745daed8f4191db2e50cfaef22450b67629 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:50:46,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:50:46,139 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:50:46,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:50:46,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:50:46,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:50:46,178 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:50:46,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:50:46,179 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:50:46,180 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:50:46,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:50:46,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:50:46,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:50:46,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:50:46,183 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:50:46,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:50:46,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:50:46,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:50:46,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:50:46,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:50:46,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:50:46,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:50:46,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:50:46,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:50:46,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:50:46,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:50:46,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:50:46,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:50:46,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:50:46,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:50:46,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:50:46,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:50:46,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:50:46,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:50:46,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:50:46,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:50:46,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:50:46,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:50:46,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:50:46,192 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:50:46,192 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:50:46,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:50:46,192 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62ccb0fc84e02c2612dc59055080745daed8f4191db2e50cfaef22450b67629 [2024-10-14 12:50:46,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:50:46,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:50:46,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:50:46,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:50:46,532 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:50:46,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-16.i [2024-10-14 12:50:48,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:50:48,421 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:50:48,422 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-16.i [2024-10-14 12:50:48,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd27ad10/f07cd4945c1240ccb5c9254f59e47809/FLAG7f277a7ed [2024-10-14 12:50:48,678 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dd27ad10/f07cd4945c1240ccb5c9254f59e47809 [2024-10-14 12:50:48,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:50:48,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:50:48,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:50:48,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:50:48,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:50:48,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:50:48" (1/1) ... [2024-10-14 12:50:48,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19928b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:48, skipping insertion in model container [2024-10-14 12:50:48,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:50:48" (1/1) ... [2024-10-14 12:50:48,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:50:48,910 WARN L248 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_amount500_file-16.i[916,929] [2024-10-14 12:50:49,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:50:49,230 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:50:49,243 WARN L248 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_amount500_file-16.i[916,929] [2024-10-14 12:50:49,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:50:49,393 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:50:49,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49 WrapperNode [2024-10-14 12:50:49,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:50:49,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:50:49,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:50:49,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:50:49,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,568 INFO L138 Inliner]: procedures = 26, calls = 88, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 852 [2024-10-14 12:50:49,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:50:49,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:50:49,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:50:49,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:50:49,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,614 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,677 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]. [2024-10-14 12:50:49,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:50:49,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:50:49,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:50:49,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:50:49,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (1/1) ... [2024-10-14 12:50:49,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:50:49,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:50:49,819 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) [2024-10-14 12:50:49,823 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 [2024-10-14 12:50:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:50:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:50:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:50:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:50:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:50:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:50:50,154 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:50:50,156 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:50:51,727 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-10-14 12:50:51,727 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:50:51,793 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:50:51,793 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:50:51,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:50:51 BoogieIcfgContainer [2024-10-14 12:50:51,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:50:51,797 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:50:51,797 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:50:51,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:50:51,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:50:48" (1/3) ... [2024-10-14 12:50:51,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73253d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:50:51, skipping insertion in model container [2024-10-14 12:50:51,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:50:49" (2/3) ... [2024-10-14 12:50:51,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73253d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:50:51, skipping insertion in model container [2024-10-14 12:50:51,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:50:51" (3/3) ... [2024-10-14 12:50:51,804 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-16.i [2024-10-14 12:50:51,821 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:50:51,821 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:50:51,902 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:50:51,910 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;@37678756, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:50:51,911 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:50:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 321 states, 243 states have (on average 1.5761316872427984) internal successors, (383), 244 states have internal predecessors, (383), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-14 12:50:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2024-10-14 12:50:51,961 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:51,962 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:51,964 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:51,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:51,970 INFO L85 PathProgramCache]: Analyzing trace with hash -824305116, now seen corresponding path program 1 times [2024-10-14 12:50:51,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:51,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104285402] [2024-10-14 12:50:51,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:51,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:52,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:53,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:53,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104285402] [2024-10-14 12:50:53,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104285402] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:53,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:53,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:50:53,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857811609] [2024-10-14 12:50:53,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:53,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:50:53,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:53,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:50:53,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:50:53,272 INFO L87 Difference]: Start difference. First operand has 321 states, 243 states have (on average 1.5761316872427984) internal successors, (383), 244 states have internal predecessors, (383), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:50:53,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:53,368 INFO L93 Difference]: Finished difference Result 639 states and 1139 transitions. [2024-10-14 12:50:53,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:50:53,373 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) Word has length 514 [2024-10-14 12:50:53,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:53,389 INFO L225 Difference]: With dead ends: 639 [2024-10-14 12:50:53,389 INFO L226 Difference]: Without dead ends: 319 [2024-10-14 12:50:53,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:50:53,403 INFO L432 NwaCegarLoop]: 523 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:53,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 523 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:50:53,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-10-14 12:50:53,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2024-10-14 12:50:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 242 states have (on average 1.5537190082644627) internal successors, (376), 242 states have internal predecessors, (376), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-14 12:50:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 526 transitions. [2024-10-14 12:50:53,498 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 526 transitions. Word has length 514 [2024-10-14 12:50:53,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:50:53,500 INFO L471 AbstractCegarLoop]: Abstraction has 319 states and 526 transitions. [2024-10-14 12:50:53,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 71.0) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:50:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 526 transitions. [2024-10-14 12:50:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2024-10-14 12:50:53,515 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:53,515 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:53,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:50:53,516 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:53,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:53,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1225978062, now seen corresponding path program 1 times [2024-10-14 12:50:53,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:53,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100630680] [2024-10-14 12:50:53,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:53,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:53,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:54,461 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:54,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:54,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100630680] [2024-10-14 12:50:54,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100630680] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:54,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:54,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:50:54,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947173573] [2024-10-14 12:50:54,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:54,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:50:54,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:54,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:50:54,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:54,469 INFO L87 Difference]: Start difference. First operand 319 states and 526 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:54,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:54,651 INFO L93 Difference]: Finished difference Result 953 states and 1572 transitions. [2024-10-14 12:50:54,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:50:54,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 514 [2024-10-14 12:50:54,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:54,659 INFO L225 Difference]: With dead ends: 953 [2024-10-14 12:50:54,660 INFO L226 Difference]: Without dead ends: 635 [2024-10-14 12:50:54,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:54,665 INFO L432 NwaCegarLoop]: 734 mSDtfsCounter, 510 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 1238 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:54,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 1238 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:50:54,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2024-10-14 12:50:54,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 429. [2024-10-14 12:50:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 352 states have (on average 1.6107954545454546) internal successors, (567), 352 states have internal predecessors, (567), 75 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-10-14 12:50:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 717 transitions. [2024-10-14 12:50:54,746 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 717 transitions. Word has length 514 [2024-10-14 12:50:54,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:50:54,752 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 717 transitions. [2024-10-14 12:50:54,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 717 transitions. [2024-10-14 12:50:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2024-10-14 12:50:54,765 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:54,766 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:54,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:50:54,766 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:54,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:54,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1996711628, now seen corresponding path program 1 times [2024-10-14 12:50:54,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:54,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474626680] [2024-10-14 12:50:54,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:54,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:55,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:55,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:55,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474626680] [2024-10-14 12:50:55,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474626680] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:55,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:55,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:50:55,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011535629] [2024-10-14 12:50:55,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:55,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:50:55,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:55,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:50:55,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:55,541 INFO L87 Difference]: Start difference. First operand 429 states and 717 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:55,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:55,660 INFO L93 Difference]: Finished difference Result 1283 states and 2145 transitions. [2024-10-14 12:50:55,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:50:55,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 514 [2024-10-14 12:50:55,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:55,672 INFO L225 Difference]: With dead ends: 1283 [2024-10-14 12:50:55,672 INFO L226 Difference]: Without dead ends: 855 [2024-10-14 12:50:55,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:55,677 INFO L432 NwaCegarLoop]: 746 mSDtfsCounter, 499 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1253 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:55,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [499 Valid, 1253 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:50:55,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-10-14 12:50:55,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 853. [2024-10-14 12:50:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 700 states have (on average 1.6028571428571428) internal successors, (1122), 700 states have internal predecessors, (1122), 150 states have call successors, (150), 2 states have call predecessors, (150), 2 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-14 12:50:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1422 transitions. [2024-10-14 12:50:55,770 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1422 transitions. Word has length 514 [2024-10-14 12:50:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:50:55,773 INFO L471 AbstractCegarLoop]: Abstraction has 853 states and 1422 transitions. [2024-10-14 12:50:55,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:55,775 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1422 transitions. [2024-10-14 12:50:55,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2024-10-14 12:50:55,785 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:55,786 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:55,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:50:55,786 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:55,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:55,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1536801936, now seen corresponding path program 1 times [2024-10-14 12:50:55,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:55,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413343621] [2024-10-14 12:50:55,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:55,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:56,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:56,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413343621] [2024-10-14 12:50:56,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413343621] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:56,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:56,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:50:56,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923678] [2024-10-14 12:50:56,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:56,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:50:56,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:56,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:50:56,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:56,504 INFO L87 Difference]: Start difference. First operand 853 states and 1422 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:56,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:56,689 INFO L93 Difference]: Finished difference Result 2115 states and 3494 transitions. [2024-10-14 12:50:56,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:50:56,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 514 [2024-10-14 12:50:56,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:56,699 INFO L225 Difference]: With dead ends: 2115 [2024-10-14 12:50:56,699 INFO L226 Difference]: Without dead ends: 1263 [2024-10-14 12:50:56,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:50:56,707 INFO L432 NwaCegarLoop]: 806 mSDtfsCounter, 450 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 1310 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:56,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [450 Valid, 1310 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:50:56,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2024-10-14 12:50:56,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 853. [2024-10-14 12:50:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 700 states have (on average 1.5914285714285714) internal successors, (1114), 700 states have internal predecessors, (1114), 150 states have call successors, (150), 2 states have call predecessors, (150), 2 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-10-14 12:50:56,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1414 transitions. [2024-10-14 12:50:56,853 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1414 transitions. Word has length 514 [2024-10-14 12:50:56,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:50:56,856 INFO L471 AbstractCegarLoop]: Abstraction has 853 states and 1414 transitions. [2024-10-14 12:50:56,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1414 transitions. [2024-10-14 12:50:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2024-10-14 12:50:56,862 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:56,862 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:56,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:50:56,863 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:56,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:56,863 INFO L85 PathProgramCache]: Analyzing trace with hash -740253283, now seen corresponding path program 1 times [2024-10-14 12:50:56,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:56,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821029685] [2024-10-14 12:50:56,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:56,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:57,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:57,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821029685] [2024-10-14 12:50:57,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821029685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:57,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:57,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:50:57,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582909596] [2024-10-14 12:50:57,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:57,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:50:57,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:57,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:50:57,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:50:57,935 INFO L87 Difference]: Start difference. First operand 853 states and 1414 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:50:58,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:58,433 INFO L93 Difference]: Finished difference Result 2399 states and 3981 transitions. [2024-10-14 12:50:58,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:50:58,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 515 [2024-10-14 12:50:58,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:58,442 INFO L225 Difference]: With dead ends: 2399 [2024-10-14 12:50:58,443 INFO L226 Difference]: Without dead ends: 1547 [2024-10-14 12:50:58,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:50:58,446 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 768 mSDsluCounter, 1012 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 1533 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:58,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [768 Valid, 1533 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:50:58,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2024-10-14 12:50:58,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 995. [2024-10-14 12:50:58,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 995 states, 766 states have (on average 1.5574412532637076) internal successors, (1193), 766 states have internal predecessors, (1193), 225 states have call successors, (225), 3 states have call predecessors, (225), 3 states have return successors, (225), 225 states have call predecessors, (225), 225 states have call successors, (225) [2024-10-14 12:50:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 995 states and 1643 transitions. [2024-10-14 12:50:58,540 INFO L78 Accepts]: Start accepts. Automaton has 995 states and 1643 transitions. Word has length 515 [2024-10-14 12:50:58,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:50:58,540 INFO L471 AbstractCegarLoop]: Abstraction has 995 states and 1643 transitions. [2024-10-14 12:50:58,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2024-10-14 12:50:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1643 transitions. [2024-10-14 12:50:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:50:58,568 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:50:58,568 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:50:58,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:50:58,569 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:50:58,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:50:58,569 INFO L85 PathProgramCache]: Analyzing trace with hash 72764038, now seen corresponding path program 1 times [2024-10-14 12:50:58,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:50:58,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290093490] [2024-10-14 12:50:58,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:50:58,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:50:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:50:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:50:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:50:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:50:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:50:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:50:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:50:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:50:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:50:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:50:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:50:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:50:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:50:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:50:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:50:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:50:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:50:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:50:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:50:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:50:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:50:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:50:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:50:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:50:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:50:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:50:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:50:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:50:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:50:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:50:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:50:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:50:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:50:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:50:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:50:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:50:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:50:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:50:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:50:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:50:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:50:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:50:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:50:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:50:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:50:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:50:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:50:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:50:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:50:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:50:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:50:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:50:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:50:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:50:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:50:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:50:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:50:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:50:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:50:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:50:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:50:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:50:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:50:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:50:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:50:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:50:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:50:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:50:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:50:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:50:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:50:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:50:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:50:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:50:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:50:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:50:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:50:59,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:50:59,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290093490] [2024-10-14 12:50:59,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290093490] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:50:59,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:50:59,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:50:59,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916089441] [2024-10-14 12:50:59,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:50:59,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:50:59,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:50:59,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:50:59,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:50:59,594 INFO L87 Difference]: Start difference. First operand 995 states and 1643 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:50:59,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:50:59,975 INFO L93 Difference]: Finished difference Result 2399 states and 3979 transitions. [2024-10-14 12:50:59,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:50:59,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 516 [2024-10-14 12:50:59,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:50:59,985 INFO L225 Difference]: With dead ends: 2399 [2024-10-14 12:50:59,985 INFO L226 Difference]: Without dead ends: 1547 [2024-10-14 12:50:59,990 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:50:59,991 INFO L432 NwaCegarLoop]: 521 mSDtfsCounter, 516 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 1557 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:50:59,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 1557 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:50:59,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2024-10-14 12:51:00,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1393. [2024-10-14 12:51:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1393 states, 1164 states have (on average 1.6142611683848798) internal successors, (1879), 1164 states have internal predecessors, (1879), 225 states have call successors, (225), 3 states have call predecessors, (225), 3 states have return successors, (225), 225 states have call predecessors, (225), 225 states have call successors, (225) [2024-10-14 12:51:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 2329 transitions. [2024-10-14 12:51:00,104 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 2329 transitions. Word has length 516 [2024-10-14 12:51:00,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:00,105 INFO L471 AbstractCegarLoop]: Abstraction has 1393 states and 2329 transitions. [2024-10-14 12:51:00,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:00,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2329 transitions. [2024-10-14 12:51:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2024-10-14 12:51:00,109 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:00,109 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:00,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 12:51:00,110 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:00,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:00,110 INFO L85 PathProgramCache]: Analyzing trace with hash 10724424, now seen corresponding path program 1 times [2024-10-14 12:51:00,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:00,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650554674] [2024-10-14 12:51:00,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:00,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:00,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:01,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:01,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650554674] [2024-10-14 12:51:01,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650554674] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:01,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:01,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:01,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61530813] [2024-10-14 12:51:01,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:01,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:01,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:01,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:01,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:01,114 INFO L87 Difference]: Start difference. First operand 1393 states and 2329 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:01,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:01,637 INFO L93 Difference]: Finished difference Result 2805 states and 4677 transitions. [2024-10-14 12:51:01,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:01,638 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 516 [2024-10-14 12:51:01,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:01,648 INFO L225 Difference]: With dead ends: 2805 [2024-10-14 12:51:01,648 INFO L226 Difference]: Without dead ends: 1613 [2024-10-14 12:51:01,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:01,653 INFO L432 NwaCegarLoop]: 511 mSDtfsCounter, 477 mSDsluCounter, 1004 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 1515 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:01,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [477 Valid, 1515 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:01,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2024-10-14 12:51:01,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1445. [2024-10-14 12:51:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1216 states have (on average 1.609375) internal successors, (1957), 1216 states have internal predecessors, (1957), 225 states have call successors, (225), 3 states have call predecessors, (225), 3 states have return successors, (225), 225 states have call predecessors, (225), 225 states have call successors, (225) [2024-10-14 12:51:01,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 2407 transitions. [2024-10-14 12:51:01,764 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 2407 transitions. Word has length 516 [2024-10-14 12:51:01,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:01,765 INFO L471 AbstractCegarLoop]: Abstraction has 1445 states and 2407 transitions. [2024-10-14 12:51:01,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2407 transitions. [2024-10-14 12:51:01,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2024-10-14 12:51:01,769 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:01,770 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:01,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:51:01,771 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:01,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:01,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1257369418, now seen corresponding path program 1 times [2024-10-14 12:51:01,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:01,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565041397] [2024-10-14 12:51:01,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:01,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:02,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:02,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565041397] [2024-10-14 12:51:02,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565041397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:02,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:02,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:02,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551022323] [2024-10-14 12:51:02,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:02,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:02,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:02,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:02,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:02,664 INFO L87 Difference]: Start difference. First operand 1445 states and 2407 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:03,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:03,137 INFO L93 Difference]: Finished difference Result 2857 states and 4753 transitions. [2024-10-14 12:51:03,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:03,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 517 [2024-10-14 12:51:03,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:03,148 INFO L225 Difference]: With dead ends: 2857 [2024-10-14 12:51:03,148 INFO L226 Difference]: Without dead ends: 1613 [2024-10-14 12:51:03,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:03,153 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 473 mSDsluCounter, 1005 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1518 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:03,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1518 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:03,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2024-10-14 12:51:03,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1447. [2024-10-14 12:51:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1447 states, 1218 states have (on average 1.6050903119868638) internal successors, (1955), 1218 states have internal predecessors, (1955), 225 states have call successors, (225), 3 states have call predecessors, (225), 3 states have return successors, (225), 225 states have call predecessors, (225), 225 states have call successors, (225) [2024-10-14 12:51:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 2405 transitions. [2024-10-14 12:51:03,269 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 2405 transitions. Word has length 517 [2024-10-14 12:51:03,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:03,270 INFO L471 AbstractCegarLoop]: Abstraction has 1447 states and 2405 transitions. [2024-10-14 12:51:03,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 4 states have internal predecessors, (145), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2405 transitions. [2024-10-14 12:51:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2024-10-14 12:51:03,274 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:03,274 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:03,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:51:03,275 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:03,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:03,275 INFO L85 PathProgramCache]: Analyzing trace with hash -338098549, now seen corresponding path program 1 times [2024-10-14 12:51:03,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:03,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180424049] [2024-10-14 12:51:03,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:03,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:04,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:05,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:05,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180424049] [2024-10-14 12:51:05,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180424049] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:05,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:05,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 12:51:05,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239324961] [2024-10-14 12:51:05,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:05,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 12:51:05,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:05,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 12:51:05,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:51:05,208 INFO L87 Difference]: Start difference. First operand 1447 states and 2405 transitions. Second operand has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:06,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:06,237 INFO L93 Difference]: Finished difference Result 3130 states and 5172 transitions. [2024-10-14 12:51:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:51:06,238 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 518 [2024-10-14 12:51:06,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:06,250 INFO L225 Difference]: With dead ends: 3130 [2024-10-14 12:51:06,250 INFO L226 Difference]: Without dead ends: 2220 [2024-10-14 12:51:06,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-10-14 12:51:06,256 INFO L432 NwaCegarLoop]: 607 mSDtfsCounter, 732 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 2316 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:06,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [732 Valid, 2316 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 12:51:06,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2024-10-14 12:51:06,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 2218. [2024-10-14 12:51:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2218 states, 1837 states have (on average 1.587370713119216) internal successors, (2916), 1837 states have internal predecessors, (2916), 375 states have call successors, (375), 5 states have call predecessors, (375), 5 states have return successors, (375), 375 states have call predecessors, (375), 375 states have call successors, (375) [2024-10-14 12:51:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 2218 states and 3666 transitions. [2024-10-14 12:51:06,436 INFO L78 Accepts]: Start accepts. Automaton has 2218 states and 3666 transitions. Word has length 518 [2024-10-14 12:51:06,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:06,436 INFO L471 AbstractCegarLoop]: Abstraction has 2218 states and 3666 transitions. [2024-10-14 12:51:06,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 7 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:06,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 3666 transitions. [2024-10-14 12:51:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2024-10-14 12:51:06,441 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:06,441 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:06,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 12:51:06,442 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:06,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:06,442 INFO L85 PathProgramCache]: Analyzing trace with hash 542248876, now seen corresponding path program 1 times [2024-10-14 12:51:06,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:06,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049069845] [2024-10-14 12:51:06,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:06,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:07,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:08,243 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:08,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:08,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049069845] [2024-10-14 12:51:08,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049069845] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:08,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:08,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:08,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307402666] [2024-10-14 12:51:08,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:08,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:08,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:08,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:08,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:08,246 INFO L87 Difference]: Start difference. First operand 2218 states and 3666 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:08,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:08,835 INFO L93 Difference]: Finished difference Result 4171 states and 6837 transitions. [2024-10-14 12:51:08,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:08,836 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 518 [2024-10-14 12:51:08,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:08,851 INFO L225 Difference]: With dead ends: 4171 [2024-10-14 12:51:08,851 INFO L226 Difference]: Without dead ends: 2536 [2024-10-14 12:51:08,856 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 153 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:08,857 INFO L432 NwaCegarLoop]: 624 mSDtfsCounter, 494 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 494 SdHoareTripleChecker+Valid, 1721 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:08,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [494 Valid, 1721 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:08,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2536 states. [2024-10-14 12:51:09,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2536 to 2470. [2024-10-14 12:51:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2089 states have (on average 1.5749162278602202) internal successors, (3290), 2089 states have internal predecessors, (3290), 375 states have call successors, (375), 5 states have call predecessors, (375), 5 states have return successors, (375), 375 states have call predecessors, (375), 375 states have call successors, (375) [2024-10-14 12:51:09,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 4040 transitions. [2024-10-14 12:51:09,133 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 4040 transitions. Word has length 518 [2024-10-14 12:51:09,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:09,134 INFO L471 AbstractCegarLoop]: Abstraction has 2470 states and 4040 transitions. [2024-10-14 12:51:09,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4040 transitions. [2024-10-14 12:51:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:09,138 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:09,138 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:09,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 12:51:09,139 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:09,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:09,139 INFO L85 PathProgramCache]: Analyzing trace with hash 138117409, now seen corresponding path program 1 times [2024-10-14 12:51:09,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:09,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181932526] [2024-10-14 12:51:09,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:09,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:10,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:11,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:11,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181932526] [2024-10-14 12:51:11,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181932526] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:11,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:11,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 12:51:11,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536748245] [2024-10-14 12:51:11,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:11,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 12:51:11,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:11,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 12:51:11,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 12:51:11,095 INFO L87 Difference]: Start difference. First operand 2470 states and 4040 transitions. Second operand has 8 states, 8 states have (on average 18.375) internal successors, (147), 8 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:12,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:12,357 INFO L93 Difference]: Finished difference Result 4156 states and 6744 transitions. [2024-10-14 12:51:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 12:51:12,358 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.375) internal successors, (147), 8 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:12,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:12,375 INFO L225 Difference]: With dead ends: 4156 [2024-10-14 12:51:12,375 INFO L226 Difference]: Without dead ends: 3234 [2024-10-14 12:51:12,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-10-14 12:51:12,380 INFO L432 NwaCegarLoop]: 582 mSDtfsCounter, 1140 mSDsluCounter, 2682 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 1253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:12,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 3264 Invalid, 1253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 12:51:12,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3234 states. [2024-10-14 12:51:12,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3234 to 2742. [2024-10-14 12:51:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 2361 states have (on average 1.5828038966539602) internal successors, (3737), 2361 states have internal predecessors, (3737), 375 states have call successors, (375), 5 states have call predecessors, (375), 5 states have return successors, (375), 375 states have call predecessors, (375), 375 states have call successors, (375) [2024-10-14 12:51:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 4487 transitions. [2024-10-14 12:51:12,638 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 4487 transitions. Word has length 519 [2024-10-14 12:51:12,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:12,639 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 4487 transitions. [2024-10-14 12:51:12,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.375) internal successors, (147), 8 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 4487 transitions. [2024-10-14 12:51:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:12,644 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:12,644 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:12,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 12:51:12,645 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:12,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:12,645 INFO L85 PathProgramCache]: Analyzing trace with hash -745391581, now seen corresponding path program 1 times [2024-10-14 12:51:12,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:12,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930324396] [2024-10-14 12:51:12,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:12,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:13,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:13,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:13,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:13,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930324396] [2024-10-14 12:51:13,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930324396] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:13,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:13,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:51:13,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860246740] [2024-10-14 12:51:13,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:13,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:51:13,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:13,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:51:13,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:51:13,508 INFO L87 Difference]: Start difference. First operand 2742 states and 4487 transitions. Second operand has 6 states, 6 states have (on average 24.5) internal successors, (147), 6 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:13,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:13,891 INFO L93 Difference]: Finished difference Result 7036 states and 11426 transitions. [2024-10-14 12:51:13,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:51:13,892 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.5) internal successors, (147), 6 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:13,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:13,918 INFO L225 Difference]: With dead ends: 7036 [2024-10-14 12:51:13,919 INFO L226 Difference]: Without dead ends: 5049 [2024-10-14 12:51:13,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:51:13,927 INFO L432 NwaCegarLoop]: 811 mSDtfsCounter, 350 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 3725 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:13,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 3725 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:51:13,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2024-10-14 12:51:14,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 5047. [2024-10-14 12:51:14,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5047 states, 4362 states have (on average 1.5687757909215956) internal successors, (6843), 4362 states have internal predecessors, (6843), 675 states have call successors, (675), 9 states have call predecessors, (675), 9 states have return successors, (675), 675 states have call predecessors, (675), 675 states have call successors, (675) [2024-10-14 12:51:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 5047 states and 8193 transitions. [2024-10-14 12:51:14,311 INFO L78 Accepts]: Start accepts. Automaton has 5047 states and 8193 transitions. Word has length 519 [2024-10-14 12:51:14,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:14,312 INFO L471 AbstractCegarLoop]: Abstraction has 5047 states and 8193 transitions. [2024-10-14 12:51:14,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.5) internal successors, (147), 6 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 5047 states and 8193 transitions. [2024-10-14 12:51:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:14,321 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:14,321 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:14,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 12:51:14,322 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:14,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:14,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1529970626, now seen corresponding path program 1 times [2024-10-14 12:51:14,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:14,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624673452] [2024-10-14 12:51:14,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:15,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:15,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624673452] [2024-10-14 12:51:15,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624673452] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:15,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:15,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:15,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383178821] [2024-10-14 12:51:15,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:15,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:15,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:15,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:15,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:15,775 INFO L87 Difference]: Start difference. First operand 5047 states and 8193 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:16,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:16,629 INFO L93 Difference]: Finished difference Result 23100 states and 37436 transitions. [2024-10-14 12:51:16,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:51:16,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:16,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:16,699 INFO L225 Difference]: With dead ends: 23100 [2024-10-14 12:51:16,700 INFO L226 Difference]: Without dead ends: 18376 [2024-10-14 12:51:16,723 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:16,724 INFO L432 NwaCegarLoop]: 753 mSDtfsCounter, 1537 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1537 SdHoareTripleChecker+Valid, 2317 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:16,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1537 Valid, 2317 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:16,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18376 states. [2024-10-14 12:51:17,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18376 to 18342. [2024-10-14 12:51:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18342 states, 16280 states have (on average 1.5613022113022113) internal successors, (25418), 16296 states have internal predecessors, (25418), 2027 states have call successors, (2027), 34 states have call predecessors, (2027), 34 states have return successors, (2027), 2011 states have call predecessors, (2027), 2027 states have call successors, (2027) [2024-10-14 12:51:18,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18342 states to 18342 states and 29472 transitions. [2024-10-14 12:51:18,048 INFO L78 Accepts]: Start accepts. Automaton has 18342 states and 29472 transitions. Word has length 519 [2024-10-14 12:51:18,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:18,049 INFO L471 AbstractCegarLoop]: Abstraction has 18342 states and 29472 transitions. [2024-10-14 12:51:18,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 18342 states and 29472 transitions. [2024-10-14 12:51:18,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:18,068 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:18,068 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:18,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 12:51:18,068 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:18,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:18,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1083028542, now seen corresponding path program 1 times [2024-10-14 12:51:18,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:18,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221516358] [2024-10-14 12:51:18,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:18,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:19,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:19,387 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:19,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:19,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221516358] [2024-10-14 12:51:19,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221516358] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:19,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:19,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:19,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669196137] [2024-10-14 12:51:19,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:19,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:19,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:19,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:19,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:19,390 INFO L87 Difference]: Start difference. First operand 18342 states and 29472 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:20,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:20,825 INFO L93 Difference]: Finished difference Result 51428 states and 82380 transitions. [2024-10-14 12:51:20,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:51:20,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:20,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:20,949 INFO L225 Difference]: With dead ends: 51428 [2024-10-14 12:51:20,949 INFO L226 Difference]: Without dead ends: 34494 [2024-10-14 12:51:20,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:20,997 INFO L432 NwaCegarLoop]: 519 mSDtfsCounter, 1521 mSDsluCounter, 1336 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:20,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1521 Valid, 1855 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:51:21,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34494 states. [2024-10-14 12:51:22,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34494 to 20046. [2024-10-14 12:51:22,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20046 states, 17984 states have (on average 1.5718416370106763) internal successors, (28268), 18000 states have internal predecessors, (28268), 2027 states have call successors, (2027), 34 states have call predecessors, (2027), 34 states have return successors, (2027), 2011 states have call predecessors, (2027), 2027 states have call successors, (2027) [2024-10-14 12:51:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20046 states to 20046 states and 32322 transitions. [2024-10-14 12:51:22,198 INFO L78 Accepts]: Start accepts. Automaton has 20046 states and 32322 transitions. Word has length 519 [2024-10-14 12:51:22,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:22,199 INFO L471 AbstractCegarLoop]: Abstraction has 20046 states and 32322 transitions. [2024-10-14 12:51:22,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 20046 states and 32322 transitions. [2024-10-14 12:51:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:22,219 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:22,220 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:22,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 12:51:22,220 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:22,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:22,220 INFO L85 PathProgramCache]: Analyzing trace with hash -133125184, now seen corresponding path program 1 times [2024-10-14 12:51:22,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:22,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225861793] [2024-10-14 12:51:22,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:22,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:23,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:24,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:24,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225861793] [2024-10-14 12:51:24,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225861793] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:24,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:24,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:24,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019074146] [2024-10-14 12:51:24,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:24,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:24,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:24,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:24,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:24,200 INFO L87 Difference]: Start difference. First operand 20046 states and 32322 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:26,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:26,465 INFO L93 Difference]: Finished difference Result 66670 states and 106801 transitions. [2024-10-14 12:51:26,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:26,466 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:26,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:26,629 INFO L225 Difference]: With dead ends: 66670 [2024-10-14 12:51:26,629 INFO L226 Difference]: Without dead ends: 49304 [2024-10-14 12:51:26,676 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:26,676 INFO L432 NwaCegarLoop]: 826 mSDtfsCounter, 823 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:26,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [823 Valid, 2047 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 12:51:26,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49304 states. [2024-10-14 12:51:28,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49304 to 38348. [2024-10-14 12:51:28,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38348 states, 34542 states have (on average 1.5716519020323085) internal successors, (54288), 34590 states have internal predecessors, (54288), 3739 states have call successors, (3739), 66 states have call predecessors, (3739), 66 states have return successors, (3739), 3691 states have call predecessors, (3739), 3739 states have call successors, (3739) [2024-10-14 12:51:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38348 states to 38348 states and 61766 transitions. [2024-10-14 12:51:28,997 INFO L78 Accepts]: Start accepts. Automaton has 38348 states and 61766 transitions. Word has length 519 [2024-10-14 12:51:28,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:28,998 INFO L471 AbstractCegarLoop]: Abstraction has 38348 states and 61766 transitions. [2024-10-14 12:51:28,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:28,998 INFO L276 IsEmpty]: Start isEmpty. Operand 38348 states and 61766 transitions. [2024-10-14 12:51:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2024-10-14 12:51:29,043 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:29,043 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:29,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 12:51:29,043 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:29,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:29,044 INFO L85 PathProgramCache]: Analyzing trace with hash 107114562, now seen corresponding path program 1 times [2024-10-14 12:51:29,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:29,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143559449] [2024-10-14 12:51:29,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:29,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:30,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:31,094 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:31,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:31,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143559449] [2024-10-14 12:51:31,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143559449] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:31,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:31,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:31,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13309485] [2024-10-14 12:51:31,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:31,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:31,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:31,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:31,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:31,098 INFO L87 Difference]: Start difference. First operand 38348 states and 61766 transitions. Second operand has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:33,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:33,419 INFO L93 Difference]: Finished difference Result 68884 states and 110991 transitions. [2024-10-14 12:51:33,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:33,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 519 [2024-10-14 12:51:33,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:33,601 INFO L225 Difference]: With dead ends: 68884 [2024-10-14 12:51:33,601 INFO L226 Difference]: Without dead ends: 52280 [2024-10-14 12:51:33,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:33,653 INFO L432 NwaCegarLoop]: 1210 mSDtfsCounter, 917 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:33,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 2029 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:33,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52280 states. [2024-10-14 12:51:35,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52280 to 31128. [2024-10-14 12:51:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31128 states, 28186 states have (on average 1.5824877598807918) internal successors, (44604), 28218 states have internal predecessors, (44604), 2883 states have call successors, (2883), 58 states have call predecessors, (2883), 58 states have return successors, (2883), 2851 states have call predecessors, (2883), 2883 states have call successors, (2883) [2024-10-14 12:51:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31128 states to 31128 states and 50370 transitions. [2024-10-14 12:51:35,959 INFO L78 Accepts]: Start accepts. Automaton has 31128 states and 50370 transitions. Word has length 519 [2024-10-14 12:51:35,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:35,960 INFO L471 AbstractCegarLoop]: Abstraction has 31128 states and 50370 transitions. [2024-10-14 12:51:35,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 states have internal predecessors, (147), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:35,961 INFO L276 IsEmpty]: Start isEmpty. Operand 31128 states and 50370 transitions. [2024-10-14 12:51:35,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2024-10-14 12:51:35,997 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:35,997 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:35,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 12:51:35,998 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:35,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:35,998 INFO L85 PathProgramCache]: Analyzing trace with hash 596973442, now seen corresponding path program 1 times [2024-10-14 12:51:35,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:35,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582180062] [2024-10-14 12:51:35,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:35,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:38,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:38,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:38,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582180062] [2024-10-14 12:51:38,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582180062] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:38,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:38,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 12:51:38,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563420282] [2024-10-14 12:51:38,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:38,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 12:51:38,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:38,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 12:51:38,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-14 12:51:38,810 INFO L87 Difference]: Start difference. First operand 31128 states and 50370 transitions. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:42,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:42,815 INFO L93 Difference]: Finished difference Result 72981 states and 117331 transitions. [2024-10-14 12:51:42,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 12:51:42,816 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) Word has length 520 [2024-10-14 12:51:42,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:42,964 INFO L225 Difference]: With dead ends: 72981 [2024-10-14 12:51:42,965 INFO L226 Difference]: Without dead ends: 49051 [2024-10-14 12:51:43,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2024-10-14 12:51:43,021 INFO L432 NwaCegarLoop]: 1642 mSDtfsCounter, 2159 mSDsluCounter, 3457 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 713 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2159 SdHoareTripleChecker+Valid, 5099 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 713 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:43,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2159 Valid, 5099 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [713 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-14 12:51:43,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49051 states. [2024-10-14 12:51:45,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49051 to 38581. [2024-10-14 12:51:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38581 states, 34631 states have (on average 1.5711934394040021) internal successors, (54412), 34679 states have internal predecessors, (54412), 3859 states have call successors, (3859), 90 states have call predecessors, (3859), 90 states have return successors, (3859), 3811 states have call predecessors, (3859), 3859 states have call successors, (3859) [2024-10-14 12:51:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38581 states to 38581 states and 62130 transitions. [2024-10-14 12:51:45,576 INFO L78 Accepts]: Start accepts. Automaton has 38581 states and 62130 transitions. Word has length 520 [2024-10-14 12:51:45,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:45,578 INFO L471 AbstractCegarLoop]: Abstraction has 38581 states and 62130 transitions. [2024-10-14 12:51:45,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75) [2024-10-14 12:51:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 38581 states and 62130 transitions. [2024-10-14 12:51:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2024-10-14 12:51:45,610 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:45,610 INFO L215 NwaCegarLoop]: trace histogram [75, 75, 75, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:45,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-14 12:51:45,611 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:45,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:45,611 INFO L85 PathProgramCache]: Analyzing trace with hash 678438886, now seen corresponding path program 1 times [2024-10-14 12:51:45,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:45,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785047409] [2024-10-14 12:51:45,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:45,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 12:51:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 12:51:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 12:51:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 12:51:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 12:51:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 12:51:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:51:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 12:51:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 12:51:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 12:51:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 12:51:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 12:51:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 12:51:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 12:51:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 12:51:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-14 12:51:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 12:51:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-14 12:51:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 12:51:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-14 12:51:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-14 12:51:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 12:51:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 12:51:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 12:51:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 12:51:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 12:51:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 12:51:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-14 12:51:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 12:51:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-14 12:51:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-14 12:51:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-14 12:51:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 12:51:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-14 12:51:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-14 12:51:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-14 12:51:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-14 12:51:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-14 12:51:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-14 12:51:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-14 12:51:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-14 12:51:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-14 12:51:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-14 12:51:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-14 12:51:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-14 12:51:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-14 12:51:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-14 12:51:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-14 12:51:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-14 12:51:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-14 12:51:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-14 12:51:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-14 12:51:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-14 12:51:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-14 12:51:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-14 12:51:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-10-14 12:51:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-14 12:51:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-14 12:51:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-14 12:51:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-14 12:51:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-10-14 12:51:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-14 12:51:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-10-14 12:51:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-10-14 12:51:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-10-14 12:51:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-10-14 12:51:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-10-14 12:51:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-14 12:51:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-14 12:51:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-10-14 12:51:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 11100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2024-10-14 12:51:46,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:46,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785047409] [2024-10-14 12:51:46,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785047409] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:46,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:46,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:46,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494060042] [2024-10-14 12:51:46,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:46,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:46,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:46,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:46,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:46,736 INFO L87 Difference]: Start difference. First operand 38581 states and 62130 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 1 states have call successors, (75), 1 states have call predecessors, (75), 1 states have return successors, (75), 1 states have call predecessors, (75), 1 states have call successors, (75)