./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-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-99.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 d31b94bbf1da8366d1bc8614cb64a8b0d83f299cc9a1e1e77f3922a9164d57b5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 10:50:20,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 10:50:20,945 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 10:50:20,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 10:50:20,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 10:50:20,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 10:50:20,993 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 10:50:20,993 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 10:50:20,994 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 10:50:20,995 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 10:50:20,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 10:50:20,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 10:50:20,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 10:50:20,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 10:50:20,999 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 10:50:20,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 10:50:21,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 10:50:21,000 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 10:50:21,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 10:50:21,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 10:50:21,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 10:50:21,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 10:50:21,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 10:50:21,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 10:50:21,002 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 10:50:21,002 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 10:50:21,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 10:50:21,003 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 10:50:21,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 10:50:21,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 10:50:21,004 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 10:50:21,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 10:50:21,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 10:50:21,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 10:50:21,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 10:50:21,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 10:50:21,005 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 10:50:21,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 10:50:21,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 10:50:21,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 10:50:21,006 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 10:50:21,008 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 10:50:21,008 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d31b94bbf1da8366d1bc8614cb64a8b0d83f299cc9a1e1e77f3922a9164d57b5 [2024-10-24 10:50:21,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 10:50:21,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 10:50:21,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 10:50:21,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 10:50:21,292 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 10:50:21,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i [2024-10-24 10:50:22,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 10:50:23,085 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 10:50:23,086 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i [2024-10-24 10:50:23,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74e81ddd/583327c124794cdf8603bc17a98deefe/FLAGac02ea84b [2024-10-24 10:50:23,379 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74e81ddd/583327c124794cdf8603bc17a98deefe [2024-10-24 10:50:23,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 10:50:23,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 10:50:23,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 10:50:23,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 10:50:23,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 10:50:23,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:50:23" (1/1) ... [2024-10-24 10:50:23,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1426a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:23, skipping insertion in model container [2024-10-24 10:50:23,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:50:23" (1/1) ... [2024-10-24 10:50:23,457 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 10:50:23,644 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-99.i[916,929] [2024-10-24 10:50:23,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 10:50:23,900 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 10:50:23,914 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-99.i[916,929] [2024-10-24 10:50:24,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 10:50:24,061 INFO L204 MainTranslator]: Completed translation [2024-10-24 10:50:24,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24 WrapperNode [2024-10-24 10:50:24,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 10:50:24,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 10:50:24,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 10:50:24,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 10:50:24,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,270 INFO L138 Inliner]: procedures = 26, calls = 83, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 684 [2024-10-24 10:50:24,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 10:50:24,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 10:50:24,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 10:50:24,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 10:50:24,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,347 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,421 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]. [2024-10-24 10:50:24,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 10:50:24,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 10:50:24,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 10:50:24,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 10:50:24,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (1/1) ... [2024-10-24 10:50:24,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 10:50:24,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 10:50:24,565 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) [2024-10-24 10:50:24,572 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 [2024-10-24 10:50:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 10:50:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 10:50:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 10:50:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 10:50:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 10:50:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 10:50:24,783 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 10:50:24,785 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 10:50:26,035 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-10-24 10:50:26,036 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 10:50:26,098 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 10:50:26,100 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 10:50:26,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:50:26 BoogieIcfgContainer [2024-10-24 10:50:26,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 10:50:26,102 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 10:50:26,102 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 10:50:26,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 10:50:26,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:50:23" (1/3) ... [2024-10-24 10:50:26,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efd568b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:50:26, skipping insertion in model container [2024-10-24 10:50:26,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:50:24" (2/3) ... [2024-10-24 10:50:26,107 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4efd568b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:50:26, skipping insertion in model container [2024-10-24 10:50:26,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:50:26" (3/3) ... [2024-10-24 10:50:26,109 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-99.i [2024-10-24 10:50:26,125 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 10:50:26,125 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 10:50:26,210 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 10:50:26,217 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;@1a9485b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 10:50:26,218 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 10:50:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand has 274 states, 201 states have (on average 1.5820895522388059) internal successors, (318), 202 states have internal predecessors, (318), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-24 10:50:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:26,260 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:26,261 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:26,262 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:26,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:26,268 INFO L85 PathProgramCache]: Analyzing trace with hash 103316632, now seen corresponding path program 1 times [2024-10-24 10:50:26,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:26,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496551940] [2024-10-24 10:50:26,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:26,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:26,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:27,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:27,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:27,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496551940] [2024-10-24 10:50:27,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496551940] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:27,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:27,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 10:50:27,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756901223] [2024-10-24 10:50:27,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:27,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 10:50:27,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:27,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 10:50:27,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 10:50:27,338 INFO L87 Difference]: Start difference. First operand has 274 states, 201 states have (on average 1.5820895522388059) internal successors, (318), 202 states have internal predecessors, (318), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) Second operand has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-24 10:50:27,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:27,420 INFO L93 Difference]: Finished difference Result 545 states and 984 transitions. [2024-10-24 10:50:27,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 10:50:27,425 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) Word has length 479 [2024-10-24 10:50:27,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:27,438 INFO L225 Difference]: With dead ends: 545 [2024-10-24 10:50:27,438 INFO L226 Difference]: Without dead ends: 272 [2024-10-24 10:50:27,447 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 10:50:27,453 INFO L432 NwaCegarLoop]: 449 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, 449 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 [2024-10-24 10:50:27,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 449 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:50:27,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-10-24 10:50:27,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2024-10-24 10:50:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 200 states have (on average 1.56) internal successors, (312), 200 states have internal predecessors, (312), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-10-24 10:50:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 452 transitions. [2024-10-24 10:50:27,540 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 452 transitions. Word has length 479 [2024-10-24 10:50:27,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:27,541 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 452 transitions. [2024-10-24 10:50:27,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-24 10:50:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 452 transitions. [2024-10-24 10:50:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:27,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:27,552 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:27,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 10:50:27,552 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:27,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:27,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1008360008, now seen corresponding path program 1 times [2024-10-24 10:50:27,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:27,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031749668] [2024-10-24 10:50:27,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:27,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:27,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:28,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:28,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031749668] [2024-10-24 10:50:28,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031749668] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:28,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:28,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:50:28,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044788675] [2024-10-24 10:50:28,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:28,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:50:28,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:28,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:50:28,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:28,264 INFO L87 Difference]: Start difference. First operand 272 states and 452 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:28,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:28,376 INFO L93 Difference]: Finished difference Result 734 states and 1219 transitions. [2024-10-24 10:50:28,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:50:28,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 479 [2024-10-24 10:50:28,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:28,386 INFO L225 Difference]: With dead ends: 734 [2024-10-24 10:50:28,387 INFO L226 Difference]: Without dead ends: 463 [2024-10-24 10:50:28,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:28,391 INFO L432 NwaCegarLoop]: 552 mSDtfsCounter, 310 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 989 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:28,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 989 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:50:28,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-10-24 10:50:28,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 460. [2024-10-24 10:50:28,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 347 states have (on average 1.5648414985590777) internal successors, (543), 348 states have internal predecessors, (543), 110 states have call successors, (110), 2 states have call predecessors, (110), 2 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-10-24 10:50:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 763 transitions. [2024-10-24 10:50:28,452 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 763 transitions. Word has length 479 [2024-10-24 10:50:28,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:28,456 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 763 transitions. [2024-10-24 10:50:28,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 763 transitions. [2024-10-24 10:50:28,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:28,505 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:28,505 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:28,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 10:50:28,510 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:28,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:28,511 INFO L85 PathProgramCache]: Analyzing trace with hash -953214650, now seen corresponding path program 1 times [2024-10-24 10:50:28,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:28,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748382926] [2024-10-24 10:50:28,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:28,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:28,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:29,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:29,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748382926] [2024-10-24 10:50:29,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748382926] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:29,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:29,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:50:29,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435671901] [2024-10-24 10:50:29,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:29,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:50:29,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:29,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:50:29,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:29,123 INFO L87 Difference]: Start difference. First operand 460 states and 763 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:29,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:29,212 INFO L93 Difference]: Finished difference Result 1205 states and 2000 transitions. [2024-10-24 10:50:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:50:29,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 479 [2024-10-24 10:50:29,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:29,220 INFO L225 Difference]: With dead ends: 1205 [2024-10-24 10:50:29,220 INFO L226 Difference]: Without dead ends: 746 [2024-10-24 10:50:29,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:29,224 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 236 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:29,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 901 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:50:29,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2024-10-24 10:50:29,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 742. [2024-10-24 10:50:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 611 states have (on average 1.602291325695581) internal successors, (979), 614 states have internal predecessors, (979), 126 states have call successors, (126), 4 states have call predecessors, (126), 4 states have return successors, (126), 123 states have call predecessors, (126), 126 states have call successors, (126) [2024-10-24 10:50:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1231 transitions. [2024-10-24 10:50:29,285 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1231 transitions. Word has length 479 [2024-10-24 10:50:29,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:29,288 INFO L471 AbstractCegarLoop]: Abstraction has 742 states and 1231 transitions. [2024-10-24 10:50:29,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:29,289 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1231 transitions. [2024-10-24 10:50:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:29,299 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:29,300 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:29,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 10:50:29,301 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:29,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:29,301 INFO L85 PathProgramCache]: Analyzing trace with hash -462170242, now seen corresponding path program 1 times [2024-10-24 10:50:29,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:29,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835952562] [2024-10-24 10:50:29,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:29,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:29,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:29,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835952562] [2024-10-24 10:50:29,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835952562] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:29,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:29,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:50:29,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186452233] [2024-10-24 10:50:29,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:29,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:50:29,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:29,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:50:29,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:29,863 INFO L87 Difference]: Start difference. First operand 742 states and 1231 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:29,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:29,986 INFO L93 Difference]: Finished difference Result 2098 states and 3473 transitions. [2024-10-24 10:50:29,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:50:29,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 479 [2024-10-24 10:50:29,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:29,996 INFO L225 Difference]: With dead ends: 2098 [2024-10-24 10:50:29,996 INFO L226 Difference]: Without dead ends: 1357 [2024-10-24 10:50:30,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:30,002 INFO L432 NwaCegarLoop]: 833 mSDtfsCounter, 395 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 1267 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:30,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 1267 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:50:30,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2024-10-24 10:50:30,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 750. [2024-10-24 10:50:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 619 states have (on average 1.5945072697899838) internal successors, (987), 622 states have internal predecessors, (987), 126 states have call successors, (126), 4 states have call predecessors, (126), 4 states have return successors, (126), 123 states have call predecessors, (126), 126 states have call successors, (126) [2024-10-24 10:50:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1239 transitions. [2024-10-24 10:50:30,080 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1239 transitions. Word has length 479 [2024-10-24 10:50:30,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:30,083 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1239 transitions. [2024-10-24 10:50:30,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1239 transitions. [2024-10-24 10:50:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:30,092 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:30,092 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:30,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 10:50:30,094 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:30,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:30,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1359563520, now seen corresponding path program 1 times [2024-10-24 10:50:30,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:30,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380176016] [2024-10-24 10:50:30,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:30,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:31,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:31,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380176016] [2024-10-24 10:50:31,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380176016] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:31,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:31,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:50:31,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118303170] [2024-10-24 10:50:31,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:31,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:50:31,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:31,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:50:31,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:31,137 INFO L87 Difference]: Start difference. First operand 750 states and 1239 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:31,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:31,619 INFO L93 Difference]: Finished difference Result 2245 states and 3734 transitions. [2024-10-24 10:50:31,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:50:31,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 479 [2024-10-24 10:50:31,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:31,628 INFO L225 Difference]: With dead ends: 2245 [2024-10-24 10:50:31,629 INFO L226 Difference]: Without dead ends: 1496 [2024-10-24 10:50:31,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:31,633 INFO L432 NwaCegarLoop]: 439 mSDtfsCounter, 545 mSDsluCounter, 871 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 1310 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:31,635 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 1310 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:50:31,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1496 states. [2024-10-24 10:50:31,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1496 to 868. [2024-10-24 10:50:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 666 states have (on average 1.5525525525525525) internal successors, (1034), 669 states have internal predecessors, (1034), 196 states have call successors, (196), 5 states have call predecessors, (196), 5 states have return successors, (196), 193 states have call predecessors, (196), 196 states have call successors, (196) [2024-10-24 10:50:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1426 transitions. [2024-10-24 10:50:31,722 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1426 transitions. Word has length 479 [2024-10-24 10:50:31,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:31,724 INFO L471 AbstractCegarLoop]: Abstraction has 868 states and 1426 transitions. [2024-10-24 10:50:31,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1426 transitions. [2024-10-24 10:50:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-10-24 10:50:31,730 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:31,731 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:31,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 10:50:31,731 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:31,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:31,732 INFO L85 PathProgramCache]: Analyzing trace with hash -296745224, now seen corresponding path program 1 times [2024-10-24 10:50:31,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:31,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83943206] [2024-10-24 10:50:31,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:32,820 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:32,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:32,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83943206] [2024-10-24 10:50:32,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83943206] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:32,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:32,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:50:32,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886679999] [2024-10-24 10:50:32,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:32,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:50:32,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:32,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:50:32,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:32,823 INFO L87 Difference]: Start difference. First operand 868 states and 1426 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:33,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:33,214 INFO L93 Difference]: Finished difference Result 2149 states and 3561 transitions. [2024-10-24 10:50:33,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:50:33,215 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 479 [2024-10-24 10:50:33,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:33,223 INFO L225 Difference]: With dead ends: 2149 [2024-10-24 10:50:33,223 INFO L226 Difference]: Without dead ends: 1400 [2024-10-24 10:50:33,226 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:33,227 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 351 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:33,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 1313 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:50:33,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2024-10-24 10:50:33,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1286. [2024-10-24 10:50:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1286 states, 1084 states have (on average 1.628228782287823) internal successors, (1765), 1087 states have internal predecessors, (1765), 196 states have call successors, (196), 5 states have call predecessors, (196), 5 states have return successors, (196), 193 states have call predecessors, (196), 196 states have call successors, (196) [2024-10-24 10:50:33,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 2157 transitions. [2024-10-24 10:50:33,295 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 2157 transitions. Word has length 479 [2024-10-24 10:50:33,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:33,296 INFO L471 AbstractCegarLoop]: Abstraction has 1286 states and 2157 transitions. [2024-10-24 10:50:33,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2157 transitions. [2024-10-24 10:50:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-10-24 10:50:33,300 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:33,300 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:33,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 10:50:33,300 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:33,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:33,301 INFO L85 PathProgramCache]: Analyzing trace with hash 55559091, now seen corresponding path program 1 times [2024-10-24 10:50:33,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:33,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18575745] [2024-10-24 10:50:33,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:33,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:33,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:33,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:33,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:33,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:33,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:34,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:34,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18575745] [2024-10-24 10:50:34,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18575745] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:34,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:34,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:50:34,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335834610] [2024-10-24 10:50:34,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:34,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:50:34,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:34,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:50:34,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:34,199 INFO L87 Difference]: Start difference. First operand 1286 states and 2157 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:34,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:34,346 INFO L93 Difference]: Finished difference Result 3593 states and 6049 transitions. [2024-10-24 10:50:34,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:50:34,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 480 [2024-10-24 10:50:34,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:34,360 INFO L225 Difference]: With dead ends: 3593 [2024-10-24 10:50:34,361 INFO L226 Difference]: Without dead ends: 2440 [2024-10-24 10:50:34,364 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:50:34,365 INFO L432 NwaCegarLoop]: 442 mSDtfsCounter, 326 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:34,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 880 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:50:34,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2024-10-24 10:50:34,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 2437. [2024-10-24 10:50:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2437 states, 2105 states have (on average 1.6403800475059382) internal successors, (3453), 2111 states have internal predecessors, (3453), 322 states have call successors, (322), 9 states have call predecessors, (322), 9 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2024-10-24 10:50:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2437 states and 4097 transitions. [2024-10-24 10:50:34,554 INFO L78 Accepts]: Start accepts. Automaton has 2437 states and 4097 transitions. Word has length 480 [2024-10-24 10:50:34,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:34,555 INFO L471 AbstractCegarLoop]: Abstraction has 2437 states and 4097 transitions. [2024-10-24 10:50:34,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4097 transitions. [2024-10-24 10:50:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-10-24 10:50:34,562 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:34,562 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:34,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 10:50:34,563 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:34,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:34,564 INFO L85 PathProgramCache]: Analyzing trace with hash 921658355, now seen corresponding path program 1 times [2024-10-24 10:50:34,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:34,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132724638] [2024-10-24 10:50:34,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:34,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:35,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:35,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:35,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132724638] [2024-10-24 10:50:35,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132724638] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:35,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:35,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:50:35,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435637627] [2024-10-24 10:50:35,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:35,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:50:35,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:35,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:50:35,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:35,801 INFO L87 Difference]: Start difference. First operand 2437 states and 4097 transitions. Second operand has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-24 10:50:36,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:36,296 INFO L93 Difference]: Finished difference Result 6513 states and 10852 transitions. [2024-10-24 10:50:36,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:50:36,297 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 480 [2024-10-24 10:50:36,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:36,319 INFO L225 Difference]: With dead ends: 6513 [2024-10-24 10:50:36,320 INFO L226 Difference]: Without dead ends: 4206 [2024-10-24 10:50:36,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:36,328 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 606 mSDsluCounter, 1286 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:36,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [606 Valid, 1765 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:50:36,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4206 states. [2024-10-24 10:50:36,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4206 to 3994. [2024-10-24 10:50:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3402 states have (on average 1.6116990005878895) internal successors, (5483), 3414 states have internal predecessors, (5483), 574 states have call successors, (574), 17 states have call predecessors, (574), 17 states have return successors, (574), 562 states have call predecessors, (574), 574 states have call successors, (574) [2024-10-24 10:50:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 6631 transitions. [2024-10-24 10:50:36,698 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 6631 transitions. Word has length 480 [2024-10-24 10:50:36,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:36,699 INFO L471 AbstractCegarLoop]: Abstraction has 3994 states and 6631 transitions. [2024-10-24 10:50:36,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-10-24 10:50:36,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 6631 transitions. [2024-10-24 10:50:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-24 10:50:36,705 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:36,705 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:36,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 10:50:36,706 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:36,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:36,706 INFO L85 PathProgramCache]: Analyzing trace with hash -404449904, now seen corresponding path program 1 times [2024-10-24 10:50:36,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:36,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105327163] [2024-10-24 10:50:36,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:36,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:37,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:37,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:37,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105327163] [2024-10-24 10:50:37,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105327163] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:37,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:37,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:50:37,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143224864] [2024-10-24 10:50:37,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:37,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:50:37,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:37,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:50:37,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:37,963 INFO L87 Difference]: Start difference. First operand 3994 states and 6631 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:38,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:38,463 INFO L93 Difference]: Finished difference Result 5618 states and 9269 transitions. [2024-10-24 10:50:38,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:50:38,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 482 [2024-10-24 10:50:38,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:38,477 INFO L225 Difference]: With dead ends: 5618 [2024-10-24 10:50:38,477 INFO L226 Difference]: Without dead ends: 2173 [2024-10-24 10:50:38,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 10:50:38,488 INFO L432 NwaCegarLoop]: 478 mSDtfsCounter, 556 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 1791 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:38,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [556 Valid, 1791 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:50:38,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2024-10-24 10:50:38,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2065. [2024-10-24 10:50:38,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2065 states, 1733 states have (on average 1.603000577034045) internal successors, (2778), 1739 states have internal predecessors, (2778), 322 states have call successors, (322), 9 states have call predecessors, (322), 9 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2024-10-24 10:50:38,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 2065 states and 3422 transitions. [2024-10-24 10:50:38,708 INFO L78 Accepts]: Start accepts. Automaton has 2065 states and 3422 transitions. Word has length 482 [2024-10-24 10:50:38,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:38,709 INFO L471 AbstractCegarLoop]: Abstraction has 2065 states and 3422 transitions. [2024-10-24 10:50:38,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 3422 transitions. [2024-10-24 10:50:38,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-10-24 10:50:38,715 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:38,716 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:38,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 10:50:38,716 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:38,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:38,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1930161142, now seen corresponding path program 1 times [2024-10-24 10:50:38,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:38,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184253364] [2024-10-24 10:50:38,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:40,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:40,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:40,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184253364] [2024-10-24 10:50:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184253364] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:40,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:40,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:50:40,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58655] [2024-10-24 10:50:40,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:40,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:50:40,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:40,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:50:40,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:40,355 INFO L87 Difference]: Start difference. First operand 2065 states and 3422 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:40,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:40,568 INFO L93 Difference]: Finished difference Result 4130 states and 6814 transitions. [2024-10-24 10:50:40,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:50:40,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-10-24 10:50:40,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:40,584 INFO L225 Difference]: With dead ends: 4130 [2024-10-24 10:50:40,584 INFO L226 Difference]: Without dead ends: 2408 [2024-10-24 10:50:40,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:40,591 INFO L432 NwaCegarLoop]: 441 mSDtfsCounter, 507 mSDsluCounter, 846 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1287 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:40,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 1287 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:50:40,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2408 states. [2024-10-24 10:50:40,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2408 to 1754. [2024-10-24 10:50:40,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1754 states, 1453 states have (on average 1.6008258774948383) internal successors, (2326), 1455 states have internal predecessors, (2326), 290 states have call successors, (290), 10 states have call predecessors, (290), 10 states have return successors, (290), 288 states have call predecessors, (290), 290 states have call successors, (290) [2024-10-24 10:50:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1754 states and 2906 transitions. [2024-10-24 10:50:40,722 INFO L78 Accepts]: Start accepts. Automaton has 1754 states and 2906 transitions. Word has length 483 [2024-10-24 10:50:40,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:40,723 INFO L471 AbstractCegarLoop]: Abstraction has 1754 states and 2906 transitions. [2024-10-24 10:50:40,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2906 transitions. [2024-10-24 10:50:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-10-24 10:50:40,727 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:40,727 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:40,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 10:50:40,727 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:40,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:40,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1950662544, now seen corresponding path program 1 times [2024-10-24 10:50:40,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:40,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463030689] [2024-10-24 10:50:40,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:40,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:42,351 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:42,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:42,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463030689] [2024-10-24 10:50:42,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463030689] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:42,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:42,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 10:50:42,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803751363] [2024-10-24 10:50:42,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:42,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 10:50:42,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:42,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 10:50:42,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:42,359 INFO L87 Difference]: Start difference. First operand 1754 states and 2906 transitions. Second operand has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 6 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:42,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:42,757 INFO L93 Difference]: Finished difference Result 3649 states and 5983 transitions. [2024-10-24 10:50:42,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 10:50:42,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 6 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-10-24 10:50:42,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:42,772 INFO L225 Difference]: With dead ends: 3649 [2024-10-24 10:50:42,772 INFO L226 Difference]: Without dead ends: 2336 [2024-10-24 10:50:42,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-10-24 10:50:42,777 INFO L432 NwaCegarLoop]: 541 mSDtfsCounter, 602 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:42,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 1694 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:50:42,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2336 states. [2024-10-24 10:50:42,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2336 to 1975. [2024-10-24 10:50:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1975 states, 1654 states have (on average 1.5931076178960097) internal successors, (2635), 1658 states have internal predecessors, (2635), 306 states have call successors, (306), 14 states have call predecessors, (306), 14 states have return successors, (306), 302 states have call predecessors, (306), 306 states have call successors, (306) [2024-10-24 10:50:42,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1975 states and 3247 transitions. [2024-10-24 10:50:42,915 INFO L78 Accepts]: Start accepts. Automaton has 1975 states and 3247 transitions. Word has length 483 [2024-10-24 10:50:42,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:42,916 INFO L471 AbstractCegarLoop]: Abstraction has 1975 states and 3247 transitions. [2024-10-24 10:50:42,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 6 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3247 transitions. [2024-10-24 10:50:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-10-24 10:50:42,920 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:42,920 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:42,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 10:50:42,920 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:42,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:42,921 INFO L85 PathProgramCache]: Analyzing trace with hash -437122992, now seen corresponding path program 1 times [2024-10-24 10:50:42,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:42,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778930386] [2024-10-24 10:50:42,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:43,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:44,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:44,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:44,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:44,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:44,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778930386] [2024-10-24 10:50:44,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778930386] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:44,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:44,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:50:44,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746921464] [2024-10-24 10:50:44,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:44,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:50:44,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:44,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:50:44,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:44,024 INFO L87 Difference]: Start difference. First operand 1975 states and 3247 transitions. Second operand has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:44,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:44,552 INFO L93 Difference]: Finished difference Result 4660 states and 7637 transitions. [2024-10-24 10:50:44,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:50:44,553 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-10-24 10:50:44,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:44,579 INFO L225 Difference]: With dead ends: 4660 [2024-10-24 10:50:44,580 INFO L226 Difference]: Without dead ends: 3080 [2024-10-24 10:50:44,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:44,586 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 462 mSDsluCounter, 1136 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 1779 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:44,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 1779 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:50:44,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3080 states. [2024-10-24 10:50:44,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3080 to 3066. [2024-10-24 10:50:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3066 states, 2513 states have (on average 1.5754078790290489) internal successors, (3959), 2519 states have internal predecessors, (3959), 526 states have call successors, (526), 26 states have call predecessors, (526), 26 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-10-24 10:50:44,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 3066 states and 5011 transitions. [2024-10-24 10:50:44,925 INFO L78 Accepts]: Start accepts. Automaton has 3066 states and 5011 transitions. Word has length 483 [2024-10-24 10:50:44,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:44,926 INFO L471 AbstractCegarLoop]: Abstraction has 3066 states and 5011 transitions. [2024-10-24 10:50:44,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3066 states and 5011 transitions. [2024-10-24 10:50:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-10-24 10:50:44,932 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:44,932 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:44,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 10:50:44,933 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:44,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:44,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1064061878, now seen corresponding path program 1 times [2024-10-24 10:50:44,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:44,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004264721] [2024-10-24 10:50:44,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:44,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:46,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:46,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:46,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004264721] [2024-10-24 10:50:46,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004264721] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:46,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:46,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:50:46,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402432015] [2024-10-24 10:50:46,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:46,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:50:46,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:46,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:50:46,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:46,078 INFO L87 Difference]: Start difference. First operand 3066 states and 5011 transitions. Second operand has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:46,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:46,398 INFO L93 Difference]: Finished difference Result 5406 states and 8756 transitions. [2024-10-24 10:50:46,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:50:46,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-10-24 10:50:46,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:46,433 INFO L225 Difference]: With dead ends: 5406 [2024-10-24 10:50:46,437 INFO L226 Difference]: Without dead ends: 3913 [2024-10-24 10:50:46,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 10:50:46,445 INFO L432 NwaCegarLoop]: 585 mSDtfsCounter, 602 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 2247 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:46,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 2247 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:50:46,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3913 states. [2024-10-24 10:50:46,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3913 to 3138. [2024-10-24 10:50:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3138 states, 2585 states have (on average 1.578723404255319) internal successors, (4081), 2591 states have internal predecessors, (4081), 526 states have call successors, (526), 26 states have call predecessors, (526), 26 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-10-24 10:50:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 3138 states and 5133 transitions. [2024-10-24 10:50:46,786 INFO L78 Accepts]: Start accepts. Automaton has 3138 states and 5133 transitions. Word has length 483 [2024-10-24 10:50:46,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:46,787 INFO L471 AbstractCegarLoop]: Abstraction has 3138 states and 5133 transitions. [2024-10-24 10:50:46,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:46,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 5133 transitions. [2024-10-24 10:50:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-10-24 10:50:46,794 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:46,794 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:46,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 10:50:46,795 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:46,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:46,795 INFO L85 PathProgramCache]: Analyzing trace with hash -805896440, now seen corresponding path program 1 times [2024-10-24 10:50:46,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:46,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053282760] [2024-10-24 10:50:46,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:46,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 24 proven. 183 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-24 10:50:49,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:49,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053282760] [2024-10-24 10:50:49,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053282760] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 10:50:49,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59760744] [2024-10-24 10:50:49,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:49,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 10:50:49,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 10:50:49,432 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 10:50:49,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 10:50:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:49,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 10:50:49,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 10:50:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 4627 proven. 78 refuted. 0 times theorem prover too weak. 4955 trivial. 0 not checked. [2024-10-24 10:50:50,265 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 10:50:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 129 proven. 78 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-24 10:50:50,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59760744] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 10:50:50,749 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 10:50:50,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-24 10:50:50,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115850732] [2024-10-24 10:50:50,750 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 10:50:50,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 10:50:50,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:50,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 10:50:50,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-24 10:50:50,753 INFO L87 Difference]: Start difference. First operand 3138 states and 5133 transitions. Second operand has 8 states, 8 states have (on average 25.625) internal successors, (205), 8 states have internal predecessors, (205), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-10-24 10:50:51,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:51,435 INFO L93 Difference]: Finished difference Result 5499 states and 8851 transitions. [2024-10-24 10:50:51,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 10:50:51,436 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.625) internal successors, (205), 8 states have internal predecessors, (205), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) Word has length 483 [2024-10-24 10:50:51,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:51,449 INFO L225 Difference]: With dead ends: 5499 [2024-10-24 10:50:51,449 INFO L226 Difference]: Without dead ends: 2516 [2024-10-24 10:50:51,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1118 GetRequests, 1102 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-10-24 10:50:51,457 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 783 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 784 SdHoareTripleChecker+Valid, 932 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:51,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [784 Valid, 932 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 10:50:51,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2024-10-24 10:50:51,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2420. [2024-10-24 10:50:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2420 states, 1853 states have (on average 1.49487317862925) internal successors, (2770), 1859 states have internal predecessors, (2770), 526 states have call successors, (526), 40 states have call predecessors, (526), 40 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-10-24 10:50:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2420 states and 3822 transitions. [2024-10-24 10:50:51,671 INFO L78 Accepts]: Start accepts. Automaton has 2420 states and 3822 transitions. Word has length 483 [2024-10-24 10:50:51,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:51,672 INFO L471 AbstractCegarLoop]: Abstraction has 2420 states and 3822 transitions. [2024-10-24 10:50:51,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.625) internal successors, (205), 8 states have internal predecessors, (205), 3 states have call successors, (157), 2 states have call predecessors, (157), 4 states have return successors, (159), 3 states have call predecessors, (159), 3 states have call successors, (159) [2024-10-24 10:50:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 3822 transitions. [2024-10-24 10:50:51,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-24 10:50:51,676 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:51,676 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:51,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 10:50:51,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-24 10:50:51,878 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:51,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:51,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1745137950, now seen corresponding path program 1 times [2024-10-24 10:50:51,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:51,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579002453] [2024-10-24 10:50:51,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:51,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:52,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:52,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579002453] [2024-10-24 10:50:52,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579002453] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:52,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:52,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:50:52,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667037870] [2024-10-24 10:50:52,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:52,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:50:52,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:52,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:50:52,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:52,900 INFO L87 Difference]: Start difference. First operand 2420 states and 3822 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:53,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:53,558 INFO L93 Difference]: Finished difference Result 6967 states and 11026 transitions. [2024-10-24 10:50:53,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:50:53,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 485 [2024-10-24 10:50:53,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:53,582 INFO L225 Difference]: With dead ends: 6967 [2024-10-24 10:50:53,582 INFO L226 Difference]: Without dead ends: 4693 [2024-10-24 10:50:53,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:50:53,591 INFO L432 NwaCegarLoop]: 767 mSDtfsCounter, 393 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 1812 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:53,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 1812 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:50:53,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2024-10-24 10:50:53,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 4061. [2024-10-24 10:50:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 3248 states have (on average 1.5326354679802956) internal successors, (4978), 3257 states have internal predecessors, (4978), 754 states have call successors, (754), 58 states have call predecessors, (754), 58 states have return successors, (754), 745 states have call predecessors, (754), 754 states have call successors, (754) [2024-10-24 10:50:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 6486 transitions. [2024-10-24 10:50:53,981 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 6486 transitions. Word has length 485 [2024-10-24 10:50:53,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:53,982 INFO L471 AbstractCegarLoop]: Abstraction has 4061 states and 6486 transitions. [2024-10-24 10:50:53,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 6486 transitions. [2024-10-24 10:50:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-24 10:50:53,986 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:53,986 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:53,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-24 10:50:53,987 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:53,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:53,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1647566626, now seen corresponding path program 1 times [2024-10-24 10:50:53,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:53,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890180133] [2024-10-24 10:50:53,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:53,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:54,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:54,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890180133] [2024-10-24 10:50:54,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890180133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:54,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:54,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 10:50:54,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101562539] [2024-10-24 10:50:54,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:54,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 10:50:54,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:54,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 10:50:54,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:54,836 INFO L87 Difference]: Start difference. First operand 4061 states and 6486 transitions. Second operand has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:55,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:55,614 INFO L93 Difference]: Finished difference Result 13682 states and 21766 transitions. [2024-10-24 10:50:55,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 10:50:55,615 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 485 [2024-10-24 10:50:55,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:55,649 INFO L225 Difference]: With dead ends: 13682 [2024-10-24 10:50:55,650 INFO L226 Difference]: Without dead ends: 9800 [2024-10-24 10:50:55,662 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:55,663 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 1040 mSDsluCounter, 982 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 1514 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:55,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 1514 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:50:55,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9800 states. [2024-10-24 10:50:56,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9800 to 9499. [2024-10-24 10:50:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9499 states, 8277 states have (on average 1.5692883895131087) internal successors, (12989), 8316 states have internal predecessors, (12989), 1066 states have call successors, (1066), 155 states have call predecessors, (1066), 155 states have return successors, (1066), 1027 states have call predecessors, (1066), 1066 states have call successors, (1066) [2024-10-24 10:50:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9499 states to 9499 states and 15121 transitions. [2024-10-24 10:50:56,287 INFO L78 Accepts]: Start accepts. Automaton has 9499 states and 15121 transitions. Word has length 485 [2024-10-24 10:50:56,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:56,288 INFO L471 AbstractCegarLoop]: Abstraction has 9499 states and 15121 transitions. [2024-10-24 10:50:56,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:56,288 INFO L276 IsEmpty]: Start isEmpty. Operand 9499 states and 15121 transitions. [2024-10-24 10:50:56,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-24 10:50:56,294 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:56,294 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:56,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 10:50:56,295 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:56,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:56,295 INFO L85 PathProgramCache]: Analyzing trace with hash -38613212, now seen corresponding path program 1 times [2024-10-24 10:50:56,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:56,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542019143] [2024-10-24 10:50:56,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:56,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:50:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:50:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:50:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:50:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:50:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:50:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:50:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:50:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:50:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:50:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:50:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:50:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:50:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:50:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:50:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:50:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:50:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:50:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:50:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:50:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:50:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:50:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:50:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:50:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:50:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:50:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:50:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:50:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:50:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:50:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:50:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:50:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:50:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:50:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:50:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:50:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:50:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:50:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:50:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:50:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:50:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:50:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:50:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:50:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:50:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:50:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:50:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:50:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:50:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:50:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:50:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:50:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:50:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:50:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:50:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:50:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:50:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:50:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:50:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:50:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:50:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:50:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:50:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:50:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:50:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:50:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:50:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:50:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:50:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:50:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:50:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:50:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:50:57,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:50:57,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542019143] [2024-10-24 10:50:57,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542019143] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:50:57,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:50:57,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:50:57,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992875039] [2024-10-24 10:50:57,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:50:57,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:50:57,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:50:57,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:50:57,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:50:57,599 INFO L87 Difference]: Start difference. First operand 9499 states and 15121 transitions. Second operand has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:58,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:50:58,712 INFO L93 Difference]: Finished difference Result 25815 states and 40924 transitions. [2024-10-24 10:50:58,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:50:58,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 485 [2024-10-24 10:50:58,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:50:58,777 INFO L225 Difference]: With dead ends: 25815 [2024-10-24 10:50:58,778 INFO L226 Difference]: Without dead ends: 17282 [2024-10-24 10:50:58,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:50:58,807 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 780 mSDsluCounter, 1079 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:50:58,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 1594 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:50:58,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17282 states. [2024-10-24 10:50:59,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17282 to 14714. [2024-10-24 10:50:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14714 states, 12606 states have (on average 1.5601300967793115) internal successors, (19667), 12666 states have internal predecessors, (19667), 1862 states have call successors, (1862), 245 states have call predecessors, (1862), 245 states have return successors, (1862), 1802 states have call predecessors, (1862), 1862 states have call successors, (1862) [2024-10-24 10:50:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14714 states to 14714 states and 23391 transitions. [2024-10-24 10:50:59,988 INFO L78 Accepts]: Start accepts. Automaton has 14714 states and 23391 transitions. Word has length 485 [2024-10-24 10:50:59,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:50:59,989 INFO L471 AbstractCegarLoop]: Abstraction has 14714 states and 23391 transitions. [2024-10-24 10:50:59,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 states have internal predecessors, (138), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:50:59,989 INFO L276 IsEmpty]: Start isEmpty. Operand 14714 states and 23391 transitions. [2024-10-24 10:50:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-24 10:50:59,996 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:50:59,997 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:50:59,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 10:50:59,997 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:50:59,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:50:59,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1487344092, now seen corresponding path program 1 times [2024-10-24 10:50:59,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:50:59,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260114054] [2024-10-24 10:50:59,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:50:59,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:51:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:51:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:51:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:51:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:51:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:51:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:51:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:51:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:51:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:51:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:51:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:51:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:51:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:51:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:51:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:51:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:51:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:51:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:51:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:51:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:51:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:51:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:51:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:51:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:51:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:51:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:51:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:51:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:51:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:51:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:51:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:51:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:51:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:51:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:51:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:51:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:51:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:51:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:51:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:51:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:51:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:51:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:51:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:51:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:51:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:51:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:51:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:51:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:51:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:51:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:51:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:51:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:51:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:51:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:51:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:51:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:51:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:51:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:51:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:51:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:51:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:51:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:51:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:51:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:51:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:51:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:51:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:51:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:51:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:51:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:51:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,231 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 36 proven. 171 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-10-24 10:51:02,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:51:02,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260114054] [2024-10-24 10:51:02,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260114054] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 10:51:02,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076945792] [2024-10-24 10:51:02,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:51:02,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 10:51:02,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 10:51:02,234 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 10:51:02,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 10:51:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:02,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-24 10:51:02,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 10:51:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 5802 proven. 123 refuted. 0 times theorem prover too weak. 3735 trivial. 0 not checked. [2024-10-24 10:51:03,226 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 10:51:03,736 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 285 proven. 126 refuted. 0 times theorem prover too weak. 9249 trivial. 0 not checked. [2024-10-24 10:51:03,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076945792] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 10:51:03,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 10:51:03,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 15 [2024-10-24 10:51:03,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194370182] [2024-10-24 10:51:03,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 10:51:03,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-24 10:51:03,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:51:03,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-24 10:51:03,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-24 10:51:03,740 INFO L87 Difference]: Start difference. First operand 14714 states and 23391 transitions. Second operand has 15 states, 15 states have (on average 16.066666666666666) internal successors, (241), 15 states have internal predecessors, (241), 6 states have call successors, (160), 3 states have call predecessors, (160), 7 states have return successors, (162), 6 states have call predecessors, (162), 6 states have call successors, (162) [2024-10-24 10:51:04,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:51:04,867 INFO L93 Difference]: Finished difference Result 24507 states and 38708 transitions. [2024-10-24 10:51:04,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-24 10:51:04,868 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 16.066666666666666) internal successors, (241), 15 states have internal predecessors, (241), 6 states have call successors, (160), 3 states have call predecessors, (160), 7 states have return successors, (162), 6 states have call predecessors, (162), 6 states have call successors, (162) Word has length 485 [2024-10-24 10:51:04,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:51:04,911 INFO L225 Difference]: With dead ends: 24507 [2024-10-24 10:51:04,911 INFO L226 Difference]: Without dead ends: 9896 [2024-10-24 10:51:04,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1131 GetRequests, 1102 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=292, Invalid=638, Unknown=0, NotChecked=0, Total=930 [2024-10-24 10:51:04,947 INFO L432 NwaCegarLoop]: 361 mSDtfsCounter, 554 mSDsluCounter, 606 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 967 SdHoareTripleChecker+Invalid, 809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 10:51:04,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [567 Valid, 967 Invalid, 809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 10:51:04,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9896 states. [2024-10-24 10:51:05,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9896 to 7641. [2024-10-24 10:51:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7641 states, 6584 states have (on average 1.5405528554070473) internal successors, (10143), 6608 states have internal predecessors, (10143), 898 states have call successors, (898), 158 states have call predecessors, (898), 158 states have return successors, (898), 874 states have call predecessors, (898), 898 states have call successors, (898) [2024-10-24 10:51:05,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7641 states to 7641 states and 11939 transitions. [2024-10-24 10:51:05,465 INFO L78 Accepts]: Start accepts. Automaton has 7641 states and 11939 transitions. Word has length 485 [2024-10-24 10:51:05,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:51:05,466 INFO L471 AbstractCegarLoop]: Abstraction has 7641 states and 11939 transitions. [2024-10-24 10:51:05,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 16.066666666666666) internal successors, (241), 15 states have internal predecessors, (241), 6 states have call successors, (160), 3 states have call predecessors, (160), 7 states have return successors, (162), 6 states have call predecessors, (162), 6 states have call successors, (162) [2024-10-24 10:51:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 7641 states and 11939 transitions. [2024-10-24 10:51:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-10-24 10:51:05,472 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:51:05,472 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:51:05,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-24 10:51:05,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-24 10:51:05,674 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:51:05,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:51:05,674 INFO L85 PathProgramCache]: Analyzing trace with hash 906823197, now seen corresponding path program 1 times [2024-10-24 10:51:05,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:51:05,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371422253] [2024-10-24 10:51:05,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:51:05,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:51:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:51:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:51:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:51:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:51:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:51:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 10:51:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 10:51:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 10:51:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 10:51:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 10:51:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 10:51:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 10:51:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 10:51:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 10:51:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 10:51:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 10:51:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 10:51:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 10:51:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 10:51:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-24 10:51:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 10:51:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 10:51:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 10:51:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-24 10:51:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 10:51:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-24 10:51:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 10:51:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 10:51:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 10:51:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 10:51:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 10:51:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-24 10:51:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-24 10:51:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 10:51:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 10:51:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 10:51:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-24 10:51:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 10:51:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-24 10:51:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 10:51:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 10:51:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-24 10:51:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 10:51:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 10:51:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 10:51:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 10:51:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 10:51:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 10:51:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 10:51:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 10:51:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 10:51:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:05,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-24 10:51:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 10:51:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-24 10:51:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 10:51:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-24 10:51:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-24 10:51:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-24 10:51:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 10:51:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-24 10:51:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-24 10:51:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-24 10:51:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-24 10:51:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-24 10:51:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-24 10:51:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-24 10:51:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-24 10:51:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-24 10:51:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-24 10:51:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-24 10:51:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:51:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-10-24 10:51:06,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:51:06,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371422253] [2024-10-24 10:51:06,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371422253] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:51:06,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:51:06,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:51:06,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407189634] [2024-10-24 10:51:06,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:51:06,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:51:06,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:51:06,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:51:06,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:51:06,076 INFO L87 Difference]: Start difference. First operand 7641 states and 11939 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:51:06,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:51:06,501 INFO L93 Difference]: Finished difference Result 14952 states and 23174 transitions. [2024-10-24 10:51:06,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:51:06,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 486 [2024-10-24 10:51:06,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:51:06,535 INFO L225 Difference]: With dead ends: 14952 [2024-10-24 10:51:06,535 INFO L226 Difference]: Without dead ends: 8111 [2024-10-24 10:51:06,550 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:51:06,551 INFO L432 NwaCegarLoop]: 642 mSDtfsCounter, 214 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:51:06,551 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 1048 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:51:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8111 states. [2024-10-24 10:51:06,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8111 to 6480. [2024-10-24 10:51:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 5423 states have (on average 1.4851558178130186) internal successors, (8054), 5447 states have internal predecessors, (8054), 898 states have call successors, (898), 158 states have call predecessors, (898), 158 states have return successors, (898), 874 states have call predecessors, (898), 898 states have call successors, (898) [2024-10-24 10:51:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 9850 transitions. [2024-10-24 10:51:07,034 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 9850 transitions. Word has length 486 [2024-10-24 10:51:07,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:51:07,035 INFO L471 AbstractCegarLoop]: Abstraction has 6480 states and 9850 transitions. [2024-10-24 10:51:07,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-10-24 10:51:07,035 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 9850 transitions. [2024-10-24 10:51:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-24 10:51:07,040 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:51:07,040 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:51:07,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-24 10:51:07,040 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:51:07,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:51:07,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1393234173, now seen corresponding path program 1 times [2024-10-24 10:51:07,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:51:07,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587068769] [2024-10-24 10:51:07,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:51:07,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:51:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat