./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.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 366cd04e1cccaa3d248693408475f1d8f6198ae7da412e5cc3eb2ead8f221652 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 05:40:47,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 05:40:47,201 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 05:40:47,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 05:40:47,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 05:40:47,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 05:40:47,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 05:40:47,241 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 05:40:47,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 05:40:47,243 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 05:40:47,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 05:40:47,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 05:40:47,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 05:40:47,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 05:40:47,247 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 05:40:47,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 05:40:47,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 05:40:47,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 05:40:47,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 05:40:47,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 05:40:47,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 05:40:47,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 05:40:47,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 05:40:47,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 05:40:47,253 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 05:40:47,254 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 05:40:47,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 05:40:47,254 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 05:40:47,254 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 05:40:47,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 05:40:47,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 05:40:47,255 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 05:40:47,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:40:47,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 05:40:47,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 05:40:47,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 05:40:47,256 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 05:40:47,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 05:40:47,257 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 05:40:47,257 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 05:40:47,257 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 05:40:47,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 05:40:47,258 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 366cd04e1cccaa3d248693408475f1d8f6198ae7da412e5cc3eb2ead8f221652 [2024-11-10 05:40:47,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 05:40:47,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 05:40:47,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 05:40:47,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 05:40:47,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 05:40:47,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-10 05:40:48,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 05:40:49,212 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 05:40:49,213 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-10 05:40:49,222 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535dc8d3a/1fdb1dbaf4d54cde83233125da278b9b/FLAGf715d475d [2024-11-10 05:40:49,233 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535dc8d3a/1fdb1dbaf4d54cde83233125da278b9b [2024-11-10 05:40:49,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 05:40:49,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 05:40:49,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 05:40:49,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 05:40:49,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 05:40:49,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a965bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49, skipping insertion in model container [2024-11-10 05:40:49,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 05:40:49,486 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i[919,932] [2024-11-10 05:40:49,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:40:49,619 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 05:40:49,630 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i[919,932] [2024-11-10 05:40:49,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:40:49,685 INFO L204 MainTranslator]: Completed translation [2024-11-10 05:40:49,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49 WrapperNode [2024-11-10 05:40:49,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 05:40:49,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 05:40:49,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 05:40:49,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 05:40:49,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,740 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-11-10 05:40:49,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 05:40:49,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 05:40:49,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 05:40:49,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 05:40:49,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,756 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,783 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 05:40:49,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,801 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 05:40:49,820 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 05:40:49,821 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 05:40:49,821 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 05:40:49,822 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (1/1) ... [2024-11-10 05:40:49,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:40:49,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 05:40:49,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 05:40:49,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 05:40:49,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 05:40:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 05:40:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 05:40:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 05:40:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 05:40:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 05:40:50,065 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 05:40:50,067 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 05:40:50,465 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-10 05:40:50,466 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 05:40:50,484 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 05:40:50,484 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 05:40:50,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:40:50 BoogieIcfgContainer [2024-11-10 05:40:50,485 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 05:40:50,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 05:40:50,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 05:40:50,492 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 05:40:50,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:40:49" (1/3) ... [2024-11-10 05:40:50,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15596282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:40:50, skipping insertion in model container [2024-11-10 05:40:50,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:49" (2/3) ... [2024-11-10 05:40:50,494 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15596282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:40:50, skipping insertion in model container [2024-11-10 05:40:50,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:40:50" (3/3) ... [2024-11-10 05:40:50,496 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-66.i [2024-11-10 05:40:50,513 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 05:40:50,513 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 05:40:50,571 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 05:40:50,579 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;@3cda8326, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 05:40:50,580 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 05:40:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 70 states have (on average 1.4) internal successors, (98), 71 states have internal predecessors, (98), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 05:40:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:40:50,606 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:40:50,607 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:40:50,608 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:40:50,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:40:50,614 INFO L85 PathProgramCache]: Analyzing trace with hash 562537602, now seen corresponding path program 1 times [2024-11-10 05:40:50,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:40:50,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349127198] [2024-11-10 05:40:50,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:40:50,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:40:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:40:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:40:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:40:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:40:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:40:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:40:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:40:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:40:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:40:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:40:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:40:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:40:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:40:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:40:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:40:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:40:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:40:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:40:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:40:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:40:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:40:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:40:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:40:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:40:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:40:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:40:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:40:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:40:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:40:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:40:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:40:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:40:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:40:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:40:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:40:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:40:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:40:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:40:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:40:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:40:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:40:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:40:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:40:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:56,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:40:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:40:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:40:57,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:40:57,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349127198] [2024-11-10 05:40:57,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349127198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:40:57,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:40:57,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 05:40:57,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885279947] [2024-11-10 05:40:57,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:40:57,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 05:40:57,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:40:57,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 05:40:57,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 05:40:57,055 INFO L87 Difference]: Start difference. First operand has 117 states, 70 states have (on average 1.4) internal successors, (98), 71 states have internal predecessors, (98), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:40:58,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:40:58,245 INFO L93 Difference]: Finished difference Result 400 states and 688 transitions. [2024-11-10 05:40:58,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 05:40:58,248 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:40:58,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:40:58,258 INFO L225 Difference]: With dead ends: 400 [2024-11-10 05:40:58,259 INFO L226 Difference]: Without dead ends: 286 [2024-11-10 05:40:58,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 05:40:58,267 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 261 mSDsluCounter, 1260 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 1425 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 05:40:58,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 1425 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 05:40:58,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2024-11-10 05:40:58,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 183. [2024-11-10 05:40:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 132 states have (on average 1.4772727272727273) internal successors, (195), 133 states have internal predecessors, (195), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 05:40:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 291 transitions. [2024-11-10 05:40:58,340 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 291 transitions. Word has length 272 [2024-11-10 05:40:58,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:40:58,342 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 291 transitions. [2024-11-10 05:40:58,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:40:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 291 transitions. [2024-11-10 05:40:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:40:58,348 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:40:58,348 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:40:58,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 05:40:58,349 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:40:58,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:40:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash 591166753, now seen corresponding path program 1 times [2024-11-10 05:40:58,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:40:58,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619797806] [2024-11-10 05:40:58,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:40:58,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:40:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:03,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:03,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619797806] [2024-11-10 05:41:03,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619797806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:03,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:03,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:41:03,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594028979] [2024-11-10 05:41:03,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:03,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:41:03,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:03,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:41:03,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:41:03,932 INFO L87 Difference]: Start difference. First operand 183 states and 291 transitions. Second operand has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:05,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:05,292 INFO L93 Difference]: Finished difference Result 286 states and 419 transitions. [2024-11-10 05:41:05,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:41:05,294 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:05,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:05,298 INFO L225 Difference]: With dead ends: 286 [2024-11-10 05:41:05,299 INFO L226 Difference]: Without dead ends: 283 [2024-11-10 05:41:05,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-10 05:41:05,301 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 272 mSDsluCounter, 1207 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:05,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 1380 Invalid, 435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 05:41:05,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-10 05:41:05,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 183. [2024-11-10 05:41:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 132 states have (on average 1.4772727272727273) internal successors, (195), 133 states have internal predecessors, (195), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 05:41:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 291 transitions. [2024-11-10 05:41:05,338 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 291 transitions. Word has length 272 [2024-11-10 05:41:05,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:05,341 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 291 transitions. [2024-11-10 05:41:05,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:05,341 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 291 transitions. [2024-11-10 05:41:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:05,348 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:05,348 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:05,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 05:41:05,349 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:05,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:05,349 INFO L85 PathProgramCache]: Analyzing trace with hash 269134595, now seen corresponding path program 1 times [2024-11-10 05:41:05,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:05,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497391780] [2024-11-10 05:41:05,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:05,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:09,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:09,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497391780] [2024-11-10 05:41:09,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497391780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:09,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:09,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 05:41:09,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245335354] [2024-11-10 05:41:09,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:09,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 05:41:09,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:09,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 05:41:09,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 05:41:09,936 INFO L87 Difference]: Start difference. First operand 183 states and 291 transitions. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:10,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:10,938 INFO L93 Difference]: Finished difference Result 296 states and 431 transitions. [2024-11-10 05:41:10,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 05:41:10,939 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:10,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:10,946 INFO L225 Difference]: With dead ends: 296 [2024-11-10 05:41:10,946 INFO L226 Difference]: Without dead ends: 293 [2024-11-10 05:41:10,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 05:41:10,948 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 331 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:10,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1526 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 05:41:10,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-11-10 05:41:10,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 191. [2024-11-10 05:41:10,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 140 states have (on average 1.4857142857142858) internal successors, (208), 141 states have internal predecessors, (208), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 05:41:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 304 transitions. [2024-11-10 05:41:10,991 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 304 transitions. Word has length 272 [2024-11-10 05:41:10,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:10,993 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 304 transitions. [2024-11-10 05:41:10,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2024-11-10 05:41:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:10,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:10,998 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:10,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 05:41:10,998 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:10,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:10,999 INFO L85 PathProgramCache]: Analyzing trace with hash 297763746, now seen corresponding path program 1 times [2024-11-10 05:41:10,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:10,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548812504] [2024-11-10 05:41:10,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:11,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:40,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:40,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548812504] [2024-11-10 05:41:40,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548812504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:40,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:40,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:41:40,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427935126] [2024-11-10 05:41:40,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:40,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:41:40,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:40,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:41:40,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:41:40,219 INFO L87 Difference]: Start difference. First operand 191 states and 304 transitions. Second operand has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:43,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:43,311 INFO L93 Difference]: Finished difference Result 273 states and 405 transitions. [2024-11-10 05:41:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:41:43,312 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:43,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:43,319 INFO L225 Difference]: With dead ends: 273 [2024-11-10 05:41:43,320 INFO L226 Difference]: Without dead ends: 270 [2024-11-10 05:41:43,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2024-11-10 05:41:43,322 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 219 mSDsluCounter, 1467 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 1643 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:43,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 1643 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-10 05:41:43,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-10 05:41:43,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 192. [2024-11-10 05:41:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 141 states have (on average 1.4822695035460993) internal successors, (209), 142 states have internal predecessors, (209), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 05:41:43,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 305 transitions. [2024-11-10 05:41:43,357 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 305 transitions. Word has length 272 [2024-11-10 05:41:43,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:43,358 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 305 transitions. [2024-11-10 05:41:43,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 305 transitions. [2024-11-10 05:41:43,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:43,363 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:43,363 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:43,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 05:41:43,364 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:43,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:43,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1915847299, now seen corresponding path program 1 times [2024-11-10 05:41:43,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:43,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514520425] [2024-11-10 05:41:43,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:43,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:43,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:43,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514520425] [2024-11-10 05:41:43,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514520425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:43,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:43,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 05:41:43,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327142756] [2024-11-10 05:41:43,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:43,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 05:41:43,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:43,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 05:41:43,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:41:43,549 INFO L87 Difference]: Start difference. First operand 192 states and 305 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:43,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:43,608 INFO L93 Difference]: Finished difference Result 530 states and 845 transitions. [2024-11-10 05:41:43,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 05:41:43,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:43,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:43,616 INFO L225 Difference]: With dead ends: 530 [2024-11-10 05:41:43,618 INFO L226 Difference]: Without dead ends: 341 [2024-11-10 05:41:43,619 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:41:43,621 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 164 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:43,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 497 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 05:41:43,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-10 05:41:43,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 338. [2024-11-10 05:41:43,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 237 states have (on average 1.4303797468354431) internal successors, (339), 239 states have internal predecessors, (339), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 05:41:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 531 transitions. [2024-11-10 05:41:43,675 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 531 transitions. Word has length 272 [2024-11-10 05:41:43,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:43,677 INFO L471 AbstractCegarLoop]: Abstraction has 338 states and 531 transitions. [2024-11-10 05:41:43,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:43,678 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 531 transitions. [2024-11-10 05:41:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:43,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:43,680 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:43,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 05:41:43,681 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:43,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:43,682 INFO L85 PathProgramCache]: Analyzing trace with hash 2044930018, now seen corresponding path program 1 times [2024-11-10 05:41:43,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:43,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710313748] [2024-11-10 05:41:43,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:43,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:43,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:43,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:43,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710313748] [2024-11-10 05:41:43,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710313748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:43,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:43,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 05:41:43,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218444608] [2024-11-10 05:41:43,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:43,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 05:41:43,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:43,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 05:41:43,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 05:41:43,994 INFO L87 Difference]: Start difference. First operand 338 states and 531 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:44,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:44,297 INFO L93 Difference]: Finished difference Result 982 states and 1527 transitions. [2024-11-10 05:41:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 05:41:44,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:44,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:44,305 INFO L225 Difference]: With dead ends: 982 [2024-11-10 05:41:44,306 INFO L226 Difference]: Without dead ends: 647 [2024-11-10 05:41:44,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 05:41:44,309 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 130 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:44,309 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 575 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 05:41:44,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2024-11-10 05:41:44,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 592. [2024-11-10 05:41:44,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 395 states have (on average 1.4025316455696202) internal successors, (554), 398 states have internal predecessors, (554), 188 states have call successors, (188), 8 states have call predecessors, (188), 8 states have return successors, (188), 185 states have call predecessors, (188), 188 states have call successors, (188) [2024-11-10 05:41:44,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 930 transitions. [2024-11-10 05:41:44,392 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 930 transitions. Word has length 272 [2024-11-10 05:41:44,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:44,393 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 930 transitions. [2024-11-10 05:41:44,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:44,393 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 930 transitions. [2024-11-10 05:41:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:44,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:44,395 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:44,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 05:41:44,396 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:44,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:44,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1751527011, now seen corresponding path program 1 times [2024-11-10 05:41:44,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:44,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614270746] [2024-11-10 05:41:44,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:44,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:46,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:46,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:46,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614270746] [2024-11-10 05:41:46,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614270746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:46,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:46,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-10 05:41:46,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566351481] [2024-11-10 05:41:46,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:46,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-10 05:41:46,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:46,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-10 05:41:46,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-10 05:41:46,880 INFO L87 Difference]: Start difference. First operand 592 states and 930 transitions. Second operand has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:47,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:47,814 INFO L93 Difference]: Finished difference Result 774 states and 1151 transitions. [2024-11-10 05:41:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-10 05:41:47,815 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:47,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:47,821 INFO L225 Difference]: With dead ends: 774 [2024-11-10 05:41:47,821 INFO L226 Difference]: Without dead ends: 771 [2024-11-10 05:41:47,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-10 05:41:47,826 INFO L432 NwaCegarLoop]: 206 mSDtfsCounter, 436 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:47,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 1093 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 05:41:47,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2024-11-10 05:41:47,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 665. [2024-11-10 05:41:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 457 states have (on average 1.3916849015317287) internal successors, (636), 462 states have internal predecessors, (636), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:41:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 1028 transitions. [2024-11-10 05:41:47,911 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 1028 transitions. Word has length 272 [2024-11-10 05:41:47,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:47,912 INFO L471 AbstractCegarLoop]: Abstraction has 665 states and 1028 transitions. [2024-11-10 05:41:47,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1028 transitions. [2024-11-10 05:41:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:47,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:47,916 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:47,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 05:41:47,917 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:47,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:47,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1780156162, now seen corresponding path program 1 times [2024-11-10 05:41:47,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:47,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743308167] [2024-11-10 05:41:47,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:47,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:51,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:51,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743308167] [2024-11-10 05:41:51,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743308167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:51,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:51,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-10 05:41:51,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130911589] [2024-11-10 05:41:51,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:51,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-10 05:41:51,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:51,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-10 05:41:51,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-10 05:41:51,211 INFO L87 Difference]: Start difference. First operand 665 states and 1028 transitions. Second operand has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:52,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:52,286 INFO L93 Difference]: Finished difference Result 771 states and 1148 transitions. [2024-11-10 05:41:52,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 05:41:52,287 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:41:52,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:52,292 INFO L225 Difference]: With dead ends: 771 [2024-11-10 05:41:52,292 INFO L226 Difference]: Without dead ends: 768 [2024-11-10 05:41:52,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-10 05:41:52,294 INFO L432 NwaCegarLoop]: 231 mSDtfsCounter, 441 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1176 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:52,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 1176 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 05:41:52,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2024-11-10 05:41:52,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 665. [2024-11-10 05:41:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 457 states have (on average 1.3916849015317287) internal successors, (636), 462 states have internal predecessors, (636), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:41:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 1028 transitions. [2024-11-10 05:41:52,364 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 1028 transitions. Word has length 272 [2024-11-10 05:41:52,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:52,364 INFO L471 AbstractCegarLoop]: Abstraction has 665 states and 1028 transitions. [2024-11-10 05:41:52,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1028 transitions. [2024-11-10 05:41:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:41:52,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:52,368 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:52,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 05:41:52,368 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:52,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:52,369 INFO L85 PathProgramCache]: Analyzing trace with hash 153713377, now seen corresponding path program 1 times [2024-11-10 05:41:52,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:52,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704342860] [2024-11-10 05:41:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:52,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:52,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:52,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:52,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704342860] [2024-11-10 05:41:52,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704342860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:52,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:52,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 05:41:52,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807723295] [2024-11-10 05:41:52,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:52,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 05:41:52,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:52,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 05:41:52,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 05:41:52,832 INFO L87 Difference]: Start difference. First operand 665 states and 1028 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 05:41:53,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:53,126 INFO L93 Difference]: Finished difference Result 1225 states and 1875 transitions. [2024-11-10 05:41:53,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 05:41:53,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 272 [2024-11-10 05:41:53,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:53,132 INFO L225 Difference]: With dead ends: 1225 [2024-11-10 05:41:53,133 INFO L226 Difference]: Without dead ends: 653 [2024-11-10 05:41:53,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 05:41:53,135 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 224 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:53,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 346 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 05:41:53,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2024-11-10 05:41:53,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 637. [2024-11-10 05:41:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 423 states have (on average 1.3404255319148937) internal successors, (567), 428 states have internal predecessors, (567), 200 states have call successors, (200), 13 states have call predecessors, (200), 13 states have return successors, (200), 195 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-10 05:41:53,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 967 transitions. [2024-11-10 05:41:53,197 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 967 transitions. Word has length 272 [2024-11-10 05:41:53,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:53,197 INFO L471 AbstractCegarLoop]: Abstraction has 637 states and 967 transitions. [2024-11-10 05:41:53,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 05:41:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 967 transitions. [2024-11-10 05:41:53,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 05:41:53,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:53,199 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:53,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 05:41:53,200 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:53,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:53,201 INFO L85 PathProgramCache]: Analyzing trace with hash -245824790, now seen corresponding path program 1 times [2024-11-10 05:41:53,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:53,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219605312] [2024-11-10 05:41:53,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:53,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:41:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:41:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:41:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:41:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:41:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:41:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:41:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:41:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:41:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:41:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:41:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:41:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:41:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:41:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:41:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:41:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:41:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:41:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:41:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:41:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:41:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:41:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:41:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:41:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:41:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:41:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:41:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:41:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:41:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:41:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:41:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:41:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:41:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:41:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:41:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:41:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:41:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:41:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:41:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:41:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:41:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:41:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:41:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:41:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:41:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:41:56,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:41:56,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219605312] [2024-11-10 05:41:56,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219605312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:41:56,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:41:56,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:41:56,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654903179] [2024-11-10 05:41:56,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:41:56,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:41:56,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:41:56,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:41:56,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:41:56,270 INFO L87 Difference]: Start difference. First operand 637 states and 967 transitions. Second operand has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:57,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:41:57,120 INFO L93 Difference]: Finished difference Result 1269 states and 1901 transitions. [2024-11-10 05:41:57,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:41:57,121 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 05:41:57,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:41:57,127 INFO L225 Difference]: With dead ends: 1269 [2024-11-10 05:41:57,127 INFO L226 Difference]: Without dead ends: 945 [2024-11-10 05:41:57,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-10 05:41:57,130 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 623 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 05:41:57,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [623 Valid, 1180 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 05:41:57,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2024-11-10 05:41:57,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 680. [2024-11-10 05:41:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 468 states have (on average 1.3782051282051282) internal successors, (645), 472 states have internal predecessors, (645), 196 states have call successors, (196), 15 states have call predecessors, (196), 15 states have return successors, (196), 192 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:41:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1037 transitions. [2024-11-10 05:41:57,207 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1037 transitions. Word has length 273 [2024-11-10 05:41:57,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:41:57,208 INFO L471 AbstractCegarLoop]: Abstraction has 680 states and 1037 transitions. [2024-11-10 05:41:57,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:41:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1037 transitions. [2024-11-10 05:41:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 05:41:57,210 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:41:57,210 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:41:57,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 05:41:57,210 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:41:57,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:41:57,211 INFO L85 PathProgramCache]: Analyzing trace with hash -217195639, now seen corresponding path program 1 times [2024-11-10 05:41:57,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:41:57,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310825099] [2024-11-10 05:41:57,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:41:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:41:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:42:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:42:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:42:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:42:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:42:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:42:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:42:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:42:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:42:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:42:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:42:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:42:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:42:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:42:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:42:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:42:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:42:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:42:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:42:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:42:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:42:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:42:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:42:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:42:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:42:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:42:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:42:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:42:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:42:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:42:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:42:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:42:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:42:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:42:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:42:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:42:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:42:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:42:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:42:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:42:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:42:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:42:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:42:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:42:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:42:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:42:02,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:42:02,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310825099] [2024-11-10 05:42:02,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310825099] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:42:02,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:42:02,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-10 05:42:02,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011635643] [2024-11-10 05:42:02,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:42:02,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-10 05:42:02,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:42:02,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-10 05:42:02,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-10 05:42:02,920 INFO L87 Difference]: Start difference. First operand 680 states and 1037 transitions. Second operand has 19 states, 19 states have (on average 2.9473684210526314) internal successors, (56), 19 states have internal predecessors, (56), 3 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44)