./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-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 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 14:03:46,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 14:03:46,620 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 14:03:46,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 14:03:46,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 14:03:46,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 14:03:46,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 14:03:46,657 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 14:03:46,658 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 14:03:46,660 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 14:03:46,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 14:03:46,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 14:03:46,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 14:03:46,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 14:03:46,663 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 14:03:46,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 14:03:46,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 14:03:46,664 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 14:03:46,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 14:03:46,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 14:03:46,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 14:03:46,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 14:03:46,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 14:03:46,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 14:03:46,668 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 14:03:46,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 14:03:46,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 14:03:46,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 14:03:46,669 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 14:03:46,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 14:03:46,670 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 14:03:46,670 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 14:03:46,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 14:03:46,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 14:03:46,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 14:03:46,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 14:03:46,672 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 14:03:46,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 14:03:46,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 14:03:46,673 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 14:03:46,673 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 14:03:46,673 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 14:03:46,674 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 [2024-11-16 14:03:46,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 14:03:46,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 14:03:46,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 14:03:46,963 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 14:03:46,964 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 14:03:46,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-16 14:03:48,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 14:03:48,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 14:03:48,714 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-16 14:03:48,729 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d4b3d03/1d3d8bbbdded445a91683ff38a75034d/FLAG8bef1e4fd [2024-11-16 14:03:48,742 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d4b3d03/1d3d8bbbdded445a91683ff38a75034d [2024-11-16 14:03:48,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 14:03:48,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 14:03:48,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 14:03:48,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 14:03:48,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 14:03:48,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 02:03:48" (1/1) ... [2024-11-16 14:03:48,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb3f00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:48, skipping insertion in model container [2024-11-16 14:03:48,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 02:03:48" (1/1) ... [2024-11-16 14:03:48,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 14:03:48,954 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-pe-cn_file-66.i[919,932] [2024-11-16 14:03:49,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 14:03:49,042 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 14:03:49,053 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-pe-cn_file-66.i[919,932] [2024-11-16 14:03:49,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 14:03:49,123 INFO L204 MainTranslator]: Completed translation [2024-11-16 14:03:49,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49 WrapperNode [2024-11-16 14:03:49,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 14:03:49,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 14:03:49,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 14:03:49,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 14:03:49,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,188 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-11-16 14:03:49,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 14:03:49,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 14:03:49,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 14:03:49,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 14:03:49,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,205 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,237 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-16 14:03:49,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 14:03:49,272 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 14:03:49,272 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 14:03:49,272 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 14:03:49,273 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (1/1) ... [2024-11-16 14:03:49,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 14:03:49,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 14:03:49,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 14:03:49,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 14:03:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 14:03:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 14:03:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 14:03:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 14:03:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 14:03:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 14:03:49,460 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 14:03:49,463 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 14:03:50,032 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-16 14:03:50,032 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 14:03:50,050 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 14:03:50,052 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 14:03:50,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 02:03:50 BoogieIcfgContainer [2024-11-16 14:03:50,053 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 14:03:50,055 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 14:03:50,056 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 14:03:50,059 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 14:03:50,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 02:03:48" (1/3) ... [2024-11-16 14:03:50,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ab9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 02:03:50, skipping insertion in model container [2024-11-16 14:03:50,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 02:03:49" (2/3) ... [2024-11-16 14:03:50,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ab9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 02:03:50, skipping insertion in model container [2024-11-16 14:03:50,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 02:03:50" (3/3) ... [2024-11-16 14:03:50,063 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-16 14:03:50,081 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 14:03:50,081 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 14:03:50,151 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 14:03:50,160 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;@497ff001, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 14:03:50,160 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 14:03:50,166 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) [2024-11-16 14:03:50,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:03:50,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:03:50,185 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] [2024-11-16 14:03:50,185 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:03:50,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:03:50,191 INFO L85 PathProgramCache]: Analyzing trace with hash -304230725, now seen corresponding path program 1 times [2024-11-16 14:03:50,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:03:50,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981577416] [2024-11-16 14:03:50,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:03:50,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:03:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:03:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:03:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:03:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:03:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:03:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:03:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:03:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:03:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:03:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:03:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:03:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:03:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:03:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:03:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:03:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:03:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:03:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:03:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:03:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:03:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:03:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:03:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:03:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:03:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:03:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:50,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:03:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:03:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:03:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:03:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:03:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:03:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:03:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:03:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:03:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:03:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:03:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:03:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:03:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:03:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:03:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:03:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:03:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:03:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:03:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:51,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:03:51,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:03:51,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981577416] [2024-11-16 14:03:51,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981577416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:03:51,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:03:51,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 14:03:51,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471536829] [2024-11-16 14:03:51,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:03:51,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 14:03:51,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:03:51,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 14:03:51,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 14:03:51,156 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 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) [2024-11-16 14:03:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:03:51,340 INFO L93 Difference]: Finished difference Result 334 states and 630 transitions. [2024-11-16 14:03:51,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 14:03:51,346 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 [2024-11-16 14:03:51,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:03:51,363 INFO L225 Difference]: With dead ends: 334 [2024-11-16 14:03:51,363 INFO L226 Difference]: Without dead ends: 220 [2024-11-16 14:03:51,369 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 [2024-11-16 14:03:51,372 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 166 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 14:03:51,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 335 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 14:03:51,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-16 14:03:51,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 217. [2024-11-16 14:03:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 126 states have (on average 1.3412698412698412) internal successors, (169), 126 states have internal predecessors, (169), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-16 14:03:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 345 transitions. [2024-11-16 14:03:51,478 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 345 transitions. Word has length 272 [2024-11-16 14:03:51,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:03:51,482 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 345 transitions. [2024-11-16 14:03:51,483 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) [2024-11-16 14:03:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 345 transitions. [2024-11-16 14:03:51,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:03:51,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:03:51,491 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] [2024-11-16 14:03:51,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 14:03:51,492 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:03:51,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:03:51,493 INFO L85 PathProgramCache]: Analyzing trace with hash 206303452, now seen corresponding path program 1 times [2024-11-16 14:03:51,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:03:51,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636587533] [2024-11-16 14:03:51,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:03:51,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:03:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:03:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:03:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:03:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:03:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:03:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:03:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:03:57,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:03:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:03:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:03:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:03:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:03:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:03:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:03:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:03:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:03:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:03:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:03:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:03:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:03:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:03:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:03:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:03:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:03:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:03:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:03:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:03:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:03:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:03:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:03:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:03:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:03:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:03:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:03:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:03:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:03:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:03:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:03:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:03:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:03:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:03:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:03:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:03:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:03:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:03:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:03:57,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:03:57,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636587533] [2024-11-16 14:03:57,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636587533] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:03:57,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:03:57,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 14:03:57,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792985166] [2024-11-16 14:03:57,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:03:57,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 14:03:57,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:03:57,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 14:03:57,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-16 14:03:57,276 INFO L87 Difference]: Start difference. First operand 217 states and 345 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) [2024-11-16 14:03:58,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:03:58,306 INFO L93 Difference]: Finished difference Result 524 states and 802 transitions. [2024-11-16 14:03:58,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 14:03:58,308 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 [2024-11-16 14:03:58,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:03:58,318 INFO L225 Difference]: With dead ends: 524 [2024-11-16 14:03:58,318 INFO L226 Difference]: Without dead ends: 521 [2024-11-16 14:03:58,319 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 [2024-11-16 14:03:58,321 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 606 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 1309 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 14:03:58,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [606 Valid, 1309 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 14:03:58,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2024-11-16 14:03:58,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 324. [2024-11-16 14:03:58,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 223 states have (on average 1.4394618834080717) internal successors, (321), 225 states have internal predecessors, (321), 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) [2024-11-16 14:03:58,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 513 transitions. [2024-11-16 14:03:58,392 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 513 transitions. Word has length 272 [2024-11-16 14:03:58,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:03:58,394 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 513 transitions. [2024-11-16 14:03:58,394 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) [2024-11-16 14:03:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 513 transitions. [2024-11-16 14:03:58,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:03:58,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:03:58,401 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] [2024-11-16 14:03:58,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 14:03:58,401 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:03:58,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:03:58,402 INFO L85 PathProgramCache]: Analyzing trace with hash -87099555, now seen corresponding path program 1 times [2024-11-16 14:03:58,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:03:58,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862780111] [2024-11-16 14:03:58,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:03:58,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:03:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:03,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:04,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:04,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:04,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862780111] [2024-11-16 14:04:04,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862780111] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:04,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:04,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 14:04:04,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381429284] [2024-11-16 14:04:04,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:04,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 14:04:04,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:04,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 14:04:04,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-16 14:04:04,057 INFO L87 Difference]: Start difference. First operand 324 states and 513 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) [2024-11-16 14:04:08,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:08,660 INFO L93 Difference]: Finished difference Result 521 states and 799 transitions. [2024-11-16 14:04:08,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 14:04:08,661 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 [2024-11-16 14:04:08,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:08,665 INFO L225 Difference]: With dead ends: 521 [2024-11-16 14:04:08,665 INFO L226 Difference]: Without dead ends: 518 [2024-11-16 14:04:08,666 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-16 14:04:08,667 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 504 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:08,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 1534 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 14:04:08,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-16 14:04:08,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 324. [2024-11-16 14:04:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 223 states have (on average 1.4394618834080717) internal successors, (321), 225 states have internal predecessors, (321), 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) [2024-11-16 14:04:08,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 513 transitions. [2024-11-16 14:04:08,718 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 513 transitions. Word has length 272 [2024-11-16 14:04:08,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:08,719 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 513 transitions. [2024-11-16 14:04:08,720 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) [2024-11-16 14:04:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 513 transitions. [2024-11-16 14:04:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:08,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:08,723 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] [2024-11-16 14:04:08,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 14:04:08,724 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:08,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:08,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1559613149, now seen corresponding path program 1 times [2024-11-16 14:04:08,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:08,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937762347] [2024-11-16 14:04:08,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:08,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:31,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:31,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937762347] [2024-11-16 14:04:31,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937762347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:31,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:31,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 14:04:31,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410330043] [2024-11-16 14:04:31,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:31,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 14:04:31,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:31,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 14:04:31,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-16 14:04:31,257 INFO L87 Difference]: Start difference. First operand 324 states and 513 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) [2024-11-16 14:04:32,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:32,788 INFO L93 Difference]: Finished difference Result 489 states and 761 transitions. [2024-11-16 14:04:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 14:04:32,789 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 [2024-11-16 14:04:32,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:32,794 INFO L225 Difference]: With dead ends: 489 [2024-11-16 14:04:32,794 INFO L226 Difference]: Without dead ends: 486 [2024-11-16 14:04:32,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-16 14:04:32,796 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 301 mSDsluCounter, 1513 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:32,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 1693 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 14:04:32,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2024-11-16 14:04:32,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 329. [2024-11-16 14:04:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 228 states have (on average 1.4385964912280702) internal successors, (328), 230 states have internal predecessors, (328), 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) [2024-11-16 14:04:32,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 520 transitions. [2024-11-16 14:04:32,839 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 520 transitions. Word has length 272 [2024-11-16 14:04:32,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:32,840 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 520 transitions. [2024-11-16 14:04:32,841 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) [2024-11-16 14:04:32,841 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 520 transitions. [2024-11-16 14:04:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:32,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:32,844 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] [2024-11-16 14:04:32,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 14:04:32,844 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:32,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:32,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1266210142, now seen corresponding path program 1 times [2024-11-16 14:04:32,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:32,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332413612] [2024-11-16 14:04:32,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:32,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:39,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:39,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332413612] [2024-11-16 14:04:39,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332413612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:39,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:39,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 14:04:39,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200170890] [2024-11-16 14:04:39,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:39,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 14:04:39,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:39,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 14:04:39,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-16 14:04:39,092 INFO L87 Difference]: Start difference. First operand 329 states and 520 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) [2024-11-16 14:04:40,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:40,964 INFO L93 Difference]: Finished difference Result 555 states and 856 transitions. [2024-11-16 14:04:40,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 14:04:40,965 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 [2024-11-16 14:04:40,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:40,968 INFO L225 Difference]: With dead ends: 555 [2024-11-16 14:04:40,969 INFO L226 Difference]: Without dead ends: 552 [2024-11-16 14:04:40,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-16 14:04:40,970 INFO L432 NwaCegarLoop]: 233 mSDtfsCounter, 373 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 2038 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:40,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 2038 Invalid, 660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-16 14:04:40,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2024-11-16 14:04:41,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 329. [2024-11-16 14:04:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 228 states have (on average 1.4385964912280702) internal successors, (328), 230 states have internal predecessors, (328), 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) [2024-11-16 14:04:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 520 transitions. [2024-11-16 14:04:41,014 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 520 transitions. Word has length 272 [2024-11-16 14:04:41,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:41,015 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 520 transitions. [2024-11-16 14:04:41,015 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) [2024-11-16 14:04:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 520 transitions. [2024-11-16 14:04:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:41,017 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:41,017 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] [2024-11-16 14:04:41,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 14:04:41,017 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:41,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:41,018 INFO L85 PathProgramCache]: Analyzing trace with hash -713054950, now seen corresponding path program 1 times [2024-11-16 14:04:41,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:41,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107018660] [2024-11-16 14:04:41,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:41,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:41,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:41,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107018660] [2024-11-16 14:04:41,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107018660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:41,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:41,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 14:04:41,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826750217] [2024-11-16 14:04:41,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:41,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 14:04:41,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:41,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 14:04:41,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 14:04:41,326 INFO L87 Difference]: Start difference. First operand 329 states and 520 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) [2024-11-16 14:04:41,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:41,681 INFO L93 Difference]: Finished difference Result 1084 states and 1707 transitions. [2024-11-16 14:04:41,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 14:04:41,682 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 [2024-11-16 14:04:41,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:41,688 INFO L225 Difference]: With dead ends: 1084 [2024-11-16 14:04:41,688 INFO L226 Difference]: Without dead ends: 758 [2024-11-16 14:04:41,692 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 [2024-11-16 14:04:41,692 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 155 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:41,693 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 669 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 14:04:41,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-16 14:04:41,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 611. [2024-11-16 14:04:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 410 states have (on average 1.4365853658536585) internal successors, (589), 414 states have internal predecessors, (589), 192 states have call successors, (192), 8 states have call predecessors, (192), 8 states have return successors, (192), 188 states have call predecessors, (192), 192 states have call successors, (192) [2024-11-16 14:04:41,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 973 transitions. [2024-11-16 14:04:41,756 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 973 transitions. Word has length 272 [2024-11-16 14:04:41,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:41,758 INFO L471 AbstractCegarLoop]: Abstraction has 611 states and 973 transitions. [2024-11-16 14:04:41,758 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) [2024-11-16 14:04:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 973 transitions. [2024-11-16 14:04:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:41,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:41,761 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] [2024-11-16 14:04:41,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 14:04:41,761 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:41,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:41,762 INFO L85 PathProgramCache]: Analyzing trace with hash -202520773, now seen corresponding path program 1 times [2024-11-16 14:04:41,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:41,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357051264] [2024-11-16 14:04:41,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:41,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:41,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:41,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:41,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357051264] [2024-11-16 14:04:41,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357051264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:41,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:41,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 14:04:41,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859615635] [2024-11-16 14:04:41,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:41,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 14:04:41,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:41,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 14:04:41,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 14:04:41,909 INFO L87 Difference]: Start difference. First operand 611 states and 973 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) [2024-11-16 14:04:41,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:41,979 INFO L93 Difference]: Finished difference Result 1178 states and 1873 transitions. [2024-11-16 14:04:41,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 14:04:41,980 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 [2024-11-16 14:04:41,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:41,986 INFO L225 Difference]: With dead ends: 1178 [2024-11-16 14:04:41,986 INFO L226 Difference]: Without dead ends: 570 [2024-11-16 14:04:41,988 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 [2024-11-16 14:04:41,990 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 165 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:41,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 497 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 14:04:41,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-16 14:04:42,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 566. [2024-11-16 14:04:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 369 states have (on average 1.3604336043360434) internal successors, (502), 372 states have internal predecessors, (502), 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) [2024-11-16 14:04:42,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 878 transitions. [2024-11-16 14:04:42,057 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 878 transitions. Word has length 272 [2024-11-16 14:04:42,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:42,058 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 878 transitions. [2024-11-16 14:04:42,058 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) [2024-11-16 14:04:42,058 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 878 transitions. [2024-11-16 14:04:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:42,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:42,060 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] [2024-11-16 14:04:42,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 14:04:42,061 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:42,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash 640254747, now seen corresponding path program 1 times [2024-11-16 14:04:42,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:42,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056751818] [2024-11-16 14:04:42,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:45,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:45,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056751818] [2024-11-16 14:04:45,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056751818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:45,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:45,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 14:04:45,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927251716] [2024-11-16 14:04:45,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:45,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 14:04:45,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:45,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 14:04:45,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-16 14:04:45,191 INFO L87 Difference]: Start difference. First operand 566 states and 878 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) [2024-11-16 14:04:46,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:46,468 INFO L93 Difference]: Finished difference Result 805 states and 1204 transitions. [2024-11-16 14:04:46,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 14:04:46,469 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 [2024-11-16 14:04:46,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:46,474 INFO L225 Difference]: With dead ends: 805 [2024-11-16 14:04:46,475 INFO L226 Difference]: Without dead ends: 802 [2024-11-16 14:04:46,476 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-16 14:04:46,476 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 506 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:46,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 1261 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 592 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 14:04:46,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-11-16 14:04:46,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 663. [2024-11-16 14:04:46,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 455 states have (on average 1.3824175824175824) internal successors, (629), 460 states have internal predecessors, (629), 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) [2024-11-16 14:04:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1021 transitions. [2024-11-16 14:04:46,549 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1021 transitions. Word has length 272 [2024-11-16 14:04:46,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:46,549 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 1021 transitions. [2024-11-16 14:04:46,550 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) [2024-11-16 14:04:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1021 transitions. [2024-11-16 14:04:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:46,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:46,554 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] [2024-11-16 14:04:46,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 14:04:46,554 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:46,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:46,555 INFO L85 PathProgramCache]: Analyzing trace with hash 346851740, now seen corresponding path program 1 times [2024-11-16 14:04:46,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:46,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717926124] [2024-11-16 14:04:46,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:46,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:50,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:50,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717926124] [2024-11-16 14:04:50,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717926124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:50,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:50,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-16 14:04:50,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419973405] [2024-11-16 14:04:50,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:50,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-16 14:04:50,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:50,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-16 14:04:50,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-16 14:04:50,490 INFO L87 Difference]: Start difference. First operand 663 states and 1021 transitions. Second operand has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 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) [2024-11-16 14:04:52,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:52,141 INFO L93 Difference]: Finished difference Result 802 states and 1201 transitions. [2024-11-16 14:04:52,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 14:04:52,142 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 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 [2024-11-16 14:04:52,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:52,147 INFO L225 Difference]: With dead ends: 802 [2024-11-16 14:04:52,148 INFO L226 Difference]: Without dead ends: 799 [2024-11-16 14:04:52,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-11-16 14:04:52,149 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 490 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:52,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1543 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 14:04:52,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2024-11-16 14:04:52,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 663. [2024-11-16 14:04:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 455 states have (on average 1.3824175824175824) internal successors, (629), 460 states have internal predecessors, (629), 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) [2024-11-16 14:04:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1021 transitions. [2024-11-16 14:04:52,216 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1021 transitions. Word has length 272 [2024-11-16 14:04:52,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:52,217 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 1021 transitions. [2024-11-16 14:04:52,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 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) [2024-11-16 14:04:52,219 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1021 transitions. [2024-11-16 14:04:52,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-16 14:04:52,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:52,220 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] [2024-11-16 14:04:52,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 14:04:52,221 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:52,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:52,221 INFO L85 PathProgramCache]: Analyzing trace with hash 417654365, now seen corresponding path program 1 times [2024-11-16 14:04:52,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:52,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436322750] [2024-11-16 14:04:52,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:52,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:52,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:52,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436322750] [2024-11-16 14:04:52,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436322750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:52,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:52,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 14:04:52,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527975020] [2024-11-16 14:04:52,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:52,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 14:04:52,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:52,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 14:04:52,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 14:04:52,689 INFO L87 Difference]: Start difference. First operand 663 states and 1021 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) [2024-11-16 14:04:53,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:53,043 INFO L93 Difference]: Finished difference Result 1254 states and 1923 transitions. [2024-11-16 14:04:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 14:04:53,044 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 [2024-11-16 14:04:53,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:53,049 INFO L225 Difference]: With dead ends: 1254 [2024-11-16 14:04:53,050 INFO L226 Difference]: Without dead ends: 678 [2024-11-16 14:04:53,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 14:04:53,053 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 225 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:53,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 346 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 14:04:53,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2024-11-16 14:04:53,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 668. [2024-11-16 14:04:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 454 states have (on average 1.3700440528634361) internal successors, (622), 459 states have internal predecessors, (622), 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) [2024-11-16 14:04:53,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 1022 transitions. [2024-11-16 14:04:53,126 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 1022 transitions. Word has length 272 [2024-11-16 14:04:53,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:53,127 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 1022 transitions. [2024-11-16 14:04:53,127 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) [2024-11-16 14:04:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1022 transitions. [2024-11-16 14:04:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-16 14:04:53,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:53,129 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] [2024-11-16 14:04:53,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 14:04:53,129 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:53,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:53,130 INFO L85 PathProgramCache]: Analyzing trace with hash -602058940, now seen corresponding path program 1 times [2024-11-16 14:04:53,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:53,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139688820] [2024-11-16 14:04:53,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:53,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 14:04:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 14:04:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 14:04:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 14:04:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 14:04:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 14:04:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 14:04:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 14:04:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 14:04:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 14:04:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 14:04:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 14:04:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 14:04:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 14:04:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 14:04:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 14:04:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 14:04:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 14:04:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 14:04:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 14:04:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 14:04:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 14:04:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 14:04:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 14:04:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 14:04:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 14:04:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 14:04:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 14:04:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 14:04:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 14:04:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 14:04:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 14:04:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 14:04:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 14:04:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 14:04:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 14:04:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 14:04:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 14:04:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 14:04:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 14:04:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 14:04:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-16 14:04:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-16 14:04:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 14:04:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 14:04:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-16 14:04:56,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 14:04:56,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139688820] [2024-11-16 14:04:56,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139688820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 14:04:56,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 14:04:56,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-16 14:04:56,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351224407] [2024-11-16 14:04:56,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 14:04:56,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-16 14:04:56,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 14:04:56,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-16 14:04:56,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-16 14:04:56,384 INFO L87 Difference]: Start difference. First operand 668 states and 1022 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) [2024-11-16 14:04:57,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 14:04:57,735 INFO L93 Difference]: Finished difference Result 1044 states and 1572 transitions. [2024-11-16 14:04:57,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-16 14:04:57,736 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 [2024-11-16 14:04:57,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 14:04:57,742 INFO L225 Difference]: With dead ends: 1044 [2024-11-16 14:04:57,742 INFO L226 Difference]: Without dead ends: 1041 [2024-11-16 14:04:57,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-16 14:04:57,744 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 580 mSDsluCounter, 1597 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 14:04:57,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1811 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 588 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 14:04:57,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2024-11-16 14:04:57,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 680. [2024-11-16 14:04:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 468 states have (on average 1.376068376068376) internal successors, (644), 472 states have internal predecessors, (644), 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) [2024-11-16 14:04:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1036 transitions. [2024-11-16 14:04:57,819 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1036 transitions. Word has length 273 [2024-11-16 14:04:57,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 14:04:57,820 INFO L471 AbstractCegarLoop]: Abstraction has 680 states and 1036 transitions. [2024-11-16 14:04:57,820 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) [2024-11-16 14:04:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1036 transitions. [2024-11-16 14:04:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-16 14:04:57,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 14:04:57,822 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] [2024-11-16 14:04:57,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 14:04:57,822 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 14:04:57,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 14:04:57,823 INFO L85 PathProgramCache]: Analyzing trace with hash -895461947, now seen corresponding path program 1 times [2024-11-16 14:04:57,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 14:04:57,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070833860] [2024-11-16 14:04:57,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 14:04:57,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 14:04:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat