./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-81.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 efef9fe37e22accb878733580a57fa075eb75a906afbc039a6b0766829c26689 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 06:25:06,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 06:25:06,758 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 06:25:06,766 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 06:25:06,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 06:25:06,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 06:25:06,805 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 06:25:06,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 06:25:06,806 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 06:25:06,807 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 06:25:06,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 06:25:06,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 06:25:06,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 06:25:06,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 06:25:06,810 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 06:25:06,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 06:25:06,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 06:25:06,811 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 06:25:06,812 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 06:25:06,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 06:25:06,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 06:25:06,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 06:25:06,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 06:25:06,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 06:25:06,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 06:25:06,815 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 06:25:06,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 06:25:06,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 06:25:06,816 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 06:25:06,817 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 06:25:06,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 06:25:06,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 06:25:06,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:25:06,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 06:25:06,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 06:25:06,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 06:25:06,819 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 06:25:06,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 06:25:06,820 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 06:25:06,820 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 06:25:06,820 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 06:25:06,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 06:25:06,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efef9fe37e22accb878733580a57fa075eb75a906afbc039a6b0766829c26689 [2024-11-10 06:25:07,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 06:25:07,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 06:25:07,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 06:25:07,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 06:25:07,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 06:25:07,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-81.i [2024-11-10 06:25:08,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 06:25:09,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 06:25:09,009 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-81.i [2024-11-10 06:25:09,031 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea7e77061/cbffddcc08f04a3ca5ebc52ac97c9207/FLAG5c0f55631 [2024-11-10 06:25:09,054 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea7e77061/cbffddcc08f04a3ca5ebc52ac97c9207 [2024-11-10 06:25:09,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 06:25:09,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 06:25:09,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 06:25:09,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 06:25:09,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 06:25:09,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68fde1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09, skipping insertion in model container [2024-11-10 06:25:09,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,114 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 06:25:09,331 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-ps-co_file-81.i[919,932] [2024-11-10 06:25:09,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:25:09,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 06:25:09,464 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-ps-co_file-81.i[919,932] [2024-11-10 06:25:09,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:25:09,544 INFO L204 MainTranslator]: Completed translation [2024-11-10 06:25:09,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09 WrapperNode [2024-11-10 06:25:09,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 06:25:09,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 06:25:09,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 06:25:09,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 06:25:09,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,621 INFO L138 Inliner]: procedures = 26, calls = 61, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 301 [2024-11-10 06:25:09,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 06:25:09,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 06:25:09,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 06:25:09,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 06:25:09,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,654 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,679 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 06:25:09,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,709 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 06:25:09,744 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 06:25:09,744 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 06:25:09,744 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 06:25:09,745 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (1/1) ... [2024-11-10 06:25:09,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:25:09,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 06:25:09,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 06:25:09,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 06:25:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 06:25:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 06:25:09,850 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 06:25:09,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 06:25:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 06:25:09,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 06:25:09,974 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 06:25:09,977 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 06:25:10,440 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L220: havoc property_#t~bitwise33#1;havoc property_#t~short34#1; [2024-11-10 06:25:10,510 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-10 06:25:10,510 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 06:25:10,548 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 06:25:10,549 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 06:25:10,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:25:10 BoogieIcfgContainer [2024-11-10 06:25:10,550 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 06:25:10,553 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 06:25:10,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 06:25:10,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 06:25:10,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:25:09" (1/3) ... [2024-11-10 06:25:10,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f24d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:25:10, skipping insertion in model container [2024-11-10 06:25:10,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:09" (2/3) ... [2024-11-10 06:25:10,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f24d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:25:10, skipping insertion in model container [2024-11-10 06:25:10,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:25:10" (3/3) ... [2024-11-10 06:25:10,560 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-81.i [2024-11-10 06:25:10,582 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 06:25:10,583 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 06:25:10,648 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 06:25:10,655 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;@427ef5f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 06:25:10,655 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 06:25:10,661 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 84 states have internal predecessors, (117), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 06:25:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-10 06:25:10,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:10,681 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:10,682 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:10,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:10,688 INFO L85 PathProgramCache]: Analyzing trace with hash 398453298, now seen corresponding path program 1 times [2024-11-10 06:25:10,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:10,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631095435] [2024-11-10 06:25:10,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:10,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:11,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:11,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631095435] [2024-11-10 06:25:11,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631095435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:11,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:11,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 06:25:11,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376143094] [2024-11-10 06:25:11,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:11,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 06:25:11,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:11,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 06:25:11,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:25:11,623 INFO L87 Difference]: Start difference. First operand has 134 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 84 states have internal predecessors, (117), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-10 06:25:11,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:11,682 INFO L93 Difference]: Finished difference Result 260 states and 467 transitions. [2024-11-10 06:25:11,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 06:25:11,686 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) Word has length 297 [2024-11-10 06:25:11,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:11,695 INFO L225 Difference]: With dead ends: 260 [2024-11-10 06:25:11,696 INFO L226 Difference]: Without dead ends: 129 [2024-11-10 06:25:11,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 06:25:11,709 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:11,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 201 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:25:11,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-10 06:25:11,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2024-11-10 06:25:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 79 states have (on average 1.379746835443038) internal successors, (109), 79 states have internal predecessors, (109), 48 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-10 06:25:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 205 transitions. [2024-11-10 06:25:11,788 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 205 transitions. Word has length 297 [2024-11-10 06:25:11,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:11,788 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 205 transitions. [2024-11-10 06:25:11,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-10 06:25:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 205 transitions. [2024-11-10 06:25:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-10 06:25:11,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:11,795 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:11,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 06:25:11,796 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:11,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:11,797 INFO L85 PathProgramCache]: Analyzing trace with hash -929869514, now seen corresponding path program 1 times [2024-11-10 06:25:11,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:11,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617072997] [2024-11-10 06:25:11,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:11,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:12,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:12,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617072997] [2024-11-10 06:25:12,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617072997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:12,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:12,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 06:25:12,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329181173] [2024-11-10 06:25:12,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:12,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 06:25:12,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:12,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 06:25:12,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:25:12,354 INFO L87 Difference]: Start difference. First operand 129 states and 205 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:12,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:12,420 INFO L93 Difference]: Finished difference Result 363 states and 584 transitions. [2024-11-10 06:25:12,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 06:25:12,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 297 [2024-11-10 06:25:12,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:12,425 INFO L225 Difference]: With dead ends: 363 [2024-11-10 06:25:12,425 INFO L226 Difference]: Without dead ends: 237 [2024-11-10 06:25:12,434 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:25:12,435 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 92 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:12,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 386 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 06:25:12,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-10 06:25:12,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 222. [2024-11-10 06:25:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 123 states have (on average 1.3170731707317074) internal successors, (162), 123 states have internal predecessors, (162), 96 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 06:25:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 354 transitions. [2024-11-10 06:25:12,484 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 354 transitions. Word has length 297 [2024-11-10 06:25:12,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:12,487 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 354 transitions. [2024-11-10 06:25:12,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 354 transitions. [2024-11-10 06:25:12,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-11-10 06:25:12,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:12,493 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:12,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 06:25:12,493 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:12,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:12,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1494394554, now seen corresponding path program 1 times [2024-11-10 06:25:12,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:12,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015309696] [2024-11-10 06:25:12,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:12,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:13,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:13,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015309696] [2024-11-10 06:25:13,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015309696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:13,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:13,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 06:25:13,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603342855] [2024-11-10 06:25:13,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:13,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 06:25:13,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:13,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 06:25:13,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 06:25:13,595 INFO L87 Difference]: Start difference. First operand 222 states and 354 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:13,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:13,939 INFO L93 Difference]: Finished difference Result 362 states and 580 transitions. [2024-11-10 06:25:13,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 06:25:13,940 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 298 [2024-11-10 06:25:13,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:13,943 INFO L225 Difference]: With dead ends: 362 [2024-11-10 06:25:13,943 INFO L226 Difference]: Without dead ends: 233 [2024-11-10 06:25:13,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 06:25:13,948 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 85 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:13,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 447 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 06:25:13,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-10 06:25:13,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 223. [2024-11-10 06:25:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 124 states have (on average 1.314516129032258) internal successors, (163), 124 states have internal predecessors, (163), 96 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 06:25:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 355 transitions. [2024-11-10 06:25:13,989 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 355 transitions. Word has length 298 [2024-11-10 06:25:13,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:13,990 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 355 transitions. [2024-11-10 06:25:13,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 355 transitions. [2024-11-10 06:25:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:13,993 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:13,993 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:13,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 06:25:13,994 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:13,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:13,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1014005997, now seen corresponding path program 1 times [2024-11-10 06:25:13,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:13,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178786799] [2024-11-10 06:25:13,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:13,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:24,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:24,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:24,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178786799] [2024-11-10 06:25:24,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178786799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:24,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:24,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:25:24,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124740470] [2024-11-10 06:25:24,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:24,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:25:24,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:24,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:25:24,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:25:24,980 INFO L87 Difference]: Start difference. First operand 223 states and 355 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:27,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:27,759 INFO L93 Difference]: Finished difference Result 441 states and 684 transitions. [2024-11-10 06:25:27,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:25:27,760 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 299 [2024-11-10 06:25:27,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:27,763 INFO L225 Difference]: With dead ends: 441 [2024-11-10 06:25:27,763 INFO L226 Difference]: Without dead ends: 315 [2024-11-10 06:25:27,764 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-10 06:25:27,765 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 350 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:27,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 850 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-10 06:25:27,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2024-11-10 06:25:27,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 236. [2024-11-10 06:25:27,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 137 states have (on average 1.3357664233576643) internal successors, (183), 137 states have internal predecessors, (183), 96 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 06:25:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 375 transitions. [2024-11-10 06:25:27,797 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 375 transitions. Word has length 299 [2024-11-10 06:25:27,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:27,798 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 375 transitions. [2024-11-10 06:25:27,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 375 transitions. [2024-11-10 06:25:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:27,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:27,802 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:27,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 06:25:27,803 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:27,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:27,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1484009940, now seen corresponding path program 1 times [2024-11-10 06:25:27,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:27,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104547316] [2024-11-10 06:25:27,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:27,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:28,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:28,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104547316] [2024-11-10 06:25:28,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104547316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:28,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:28,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 06:25:28,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930021293] [2024-11-10 06:25:28,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:28,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 06:25:28,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:28,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 06:25:28,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 06:25:28,303 INFO L87 Difference]: Start difference. First operand 236 states and 375 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:28,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:28,402 INFO L93 Difference]: Finished difference Result 409 states and 643 transitions. [2024-11-10 06:25:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 06:25:28,403 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 299 [2024-11-10 06:25:28,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:28,406 INFO L225 Difference]: With dead ends: 409 [2024-11-10 06:25:28,408 INFO L226 Difference]: Without dead ends: 270 [2024-11-10 06:25:28,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 06:25:28,410 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 44 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:28,410 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 595 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 06:25:28,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-10 06:25:28,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 266. [2024-11-10 06:25:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 162 states have (on average 1.3271604938271604) internal successors, (215), 163 states have internal predecessors, (215), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:25:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 415 transitions. [2024-11-10 06:25:28,473 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 415 transitions. Word has length 299 [2024-11-10 06:25:28,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:28,477 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 415 transitions. [2024-11-10 06:25:28,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 415 transitions. [2024-11-10 06:25:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:28,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:28,483 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:28,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 06:25:28,484 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:28,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:28,484 INFO L85 PathProgramCache]: Analyzing trace with hash -884923278, now seen corresponding path program 1 times [2024-11-10 06:25:28,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:28,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771945557] [2024-11-10 06:25:28,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:28,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:38,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:38,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:39,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:39,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:39,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771945557] [2024-11-10 06:25:39,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771945557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:39,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:39,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-10 06:25:39,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493882611] [2024-11-10 06:25:39,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:39,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-10 06:25:39,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:39,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-10 06:25:39,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-10 06:25:39,276 INFO L87 Difference]: Start difference. First operand 266 states and 415 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-10 06:25:42,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:42,085 INFO L93 Difference]: Finished difference Result 582 states and 880 transitions. [2024-11-10 06:25:42,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 06:25:42,086 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) Word has length 299 [2024-11-10 06:25:42,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:42,091 INFO L225 Difference]: With dead ends: 582 [2024-11-10 06:25:42,091 INFO L226 Difference]: Without dead ends: 413 [2024-11-10 06:25:42,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-10 06:25:42,093 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 561 mSDsluCounter, 969 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:42,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1151 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-10 06:25:42,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2024-11-10 06:25:42,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 278. [2024-11-10 06:25:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 174 states have (on average 1.3563218390804597) internal successors, (236), 175 states have internal predecessors, (236), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:25:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 436 transitions. [2024-11-10 06:25:42,138 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 436 transitions. Word has length 299 [2024-11-10 06:25:42,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:42,139 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 436 transitions. [2024-11-10 06:25:42,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-10 06:25:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 436 transitions. [2024-11-10 06:25:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:42,143 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:42,143 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:42,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 06:25:42,143 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:42,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:42,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1307409004, now seen corresponding path program 1 times [2024-11-10 06:25:42,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:42,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055415963] [2024-11-10 06:25:42,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:42,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:44,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:44,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:44,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055415963] [2024-11-10 06:25:44,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055415963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:44,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:44,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 06:25:44,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150509215] [2024-11-10 06:25:44,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:44,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 06:25:44,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:44,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 06:25:44,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-10 06:25:44,727 INFO L87 Difference]: Start difference. First operand 278 states and 436 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:46,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:46,952 INFO L93 Difference]: Finished difference Result 602 states and 916 transitions. [2024-11-10 06:25:46,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:25:46,953 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 299 [2024-11-10 06:25:46,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:46,956 INFO L225 Difference]: With dead ends: 602 [2024-11-10 06:25:46,956 INFO L226 Difference]: Without dead ends: 433 [2024-11-10 06:25:46,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-11-10 06:25:46,961 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 390 mSDsluCounter, 682 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:46,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 868 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-10 06:25:46,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-10 06:25:47,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 282. [2024-11-10 06:25:47,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 178 states have (on average 1.353932584269663) internal successors, (241), 179 states have internal predecessors, (241), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:25:47,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 441 transitions. [2024-11-10 06:25:47,022 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 441 transitions. Word has length 299 [2024-11-10 06:25:47,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:47,026 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 441 transitions. [2024-11-10 06:25:47,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 441 transitions. [2024-11-10 06:25:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:47,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:47,037 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:47,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 06:25:47,038 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:47,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:47,038 INFO L85 PathProgramCache]: Analyzing trace with hash 622628531, now seen corresponding path program 1 times [2024-11-10 06:25:47,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:47,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863809222] [2024-11-10 06:25:47,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:47,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:25:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:25:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:25:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:25:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:25:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:25:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:25:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:25:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:25:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:25:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:25:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:25:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:25:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:25:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:25:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:25:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:25:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:25:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:25:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:25:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:25:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:25:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:25:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:25:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:25:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:25:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:25:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:25:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:25:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:25:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:25:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:25:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:25:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:25:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:25:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:25:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:25:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:25:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:25:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:25:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:25:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:25:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:25:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:25:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:25:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:25:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:25:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:25:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:25:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:25:58,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:25:58,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863809222] [2024-11-10 06:25:58,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863809222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:25:58,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:25:58,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:25:58,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665806954] [2024-11-10 06:25:58,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:25:58,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:25:58,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:25:58,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:25:58,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:25:58,626 INFO L87 Difference]: Start difference. First operand 282 states and 441 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:59,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:25:59,677 INFO L93 Difference]: Finished difference Result 494 states and 758 transitions. [2024-11-10 06:25:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:25:59,678 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 299 [2024-11-10 06:25:59,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:25:59,683 INFO L225 Difference]: With dead ends: 494 [2024-11-10 06:25:59,683 INFO L226 Difference]: Without dead ends: 325 [2024-11-10 06:25:59,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-11-10 06:25:59,685 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 93 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 970 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 06:25:59,686 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 970 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 06:25:59,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-11-10 06:25:59,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 281. [2024-11-10 06:25:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 177 states have (on average 1.3502824858757063) internal successors, (239), 178 states have internal predecessors, (239), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:25:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 439 transitions. [2024-11-10 06:25:59,727 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 439 transitions. Word has length 299 [2024-11-10 06:25:59,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:25:59,728 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 439 transitions. [2024-11-10 06:25:59,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:25:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 439 transitions. [2024-11-10 06:25:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-10 06:25:59,730 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:25:59,730 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:25:59,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 06:25:59,730 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:25:59,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:25:59,731 INFO L85 PathProgramCache]: Analyzing trace with hash 200142805, now seen corresponding path program 1 times [2024-11-10 06:25:59,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:25:59,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180951514] [2024-11-10 06:25:59,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:25:59,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:25:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:26:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:26:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:26:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:26:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:26:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:26:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:26:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:26:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:26:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:26:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:26:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:26:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:26:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:26:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:26:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:26:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:26:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:26:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:26:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:26:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:26:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:26:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:26:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:26:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:26:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:26:00,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:26:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:26:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:26:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:26:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:26:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:26:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:26:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:26:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:26:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:26:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:26:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:26:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:26:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:26:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:26:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:26:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:26:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:26:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:26:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:26:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:26:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:26:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:26:00,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:26:00,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180951514] [2024-11-10 06:26:00,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180951514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:26:00,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:26:00,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 06:26:00,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435603695] [2024-11-10 06:26:00,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:26:00,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 06:26:00,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:26:00,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 06:26:00,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-10 06:26:00,805 INFO L87 Difference]: Start difference. First operand 281 states and 439 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:01,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:26:01,507 INFO L93 Difference]: Finished difference Result 506 states and 780 transitions. [2024-11-10 06:26:01,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 06:26:01,508 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 299 [2024-11-10 06:26:01,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:26:01,511 INFO L225 Difference]: With dead ends: 506 [2024-11-10 06:26:01,511 INFO L226 Difference]: Without dead ends: 337 [2024-11-10 06:26:01,512 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-10 06:26:01,513 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 211 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:26:01,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 724 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:26:01,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-11-10 06:26:01,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 281. [2024-11-10 06:26:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 177 states have (on average 1.3502824858757063) internal successors, (239), 178 states have internal predecessors, (239), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:26:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 439 transitions. [2024-11-10 06:26:01,552 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 439 transitions. Word has length 299 [2024-11-10 06:26:01,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:26:01,553 INFO L471 AbstractCegarLoop]: Abstraction has 281 states and 439 transitions. [2024-11-10 06:26:01,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 439 transitions. [2024-11-10 06:26:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-10 06:26:01,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:26:01,555 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:26:01,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 06:26:01,556 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:26:01,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:26:01,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1693369718, now seen corresponding path program 1 times [2024-11-10 06:26:01,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:26:01,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508634985] [2024-11-10 06:26:01,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:26:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:26:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:26:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:26:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:26:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:26:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:26:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:26:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:26:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:26:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:26:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:26:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:26:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:26:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:26:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:26:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:26:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:26:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:26:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:26:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:26:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:26:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:26:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:26:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:26:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:26:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:26:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:26:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:26:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:26:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:26:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:26:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:26:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:26:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:26:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:26:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:26:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:26:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:26:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:26:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:26:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:26:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:26:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:26:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:26:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:26:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:26:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:26:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:26:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:26:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:26:12,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:26:12,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508634985] [2024-11-10 06:26:12,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508634985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:26:12,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:26:12,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:26:12,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921479862] [2024-11-10 06:26:12,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:26:12,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:26:12,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:26:12,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:26:12,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:26:12,287 INFO L87 Difference]: Start difference. First operand 281 states and 439 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:13,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:26:13,092 INFO L93 Difference]: Finished difference Result 602 states and 909 transitions. [2024-11-10 06:26:13,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:26:13,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 300 [2024-11-10 06:26:13,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:26:13,098 INFO L225 Difference]: With dead ends: 602 [2024-11-10 06:26:13,098 INFO L226 Difference]: Without dead ends: 433 [2024-11-10 06:26:13,099 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-11-10 06:26:13,100 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 281 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:26:13,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 725 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:26:13,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-10 06:26:13,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 289. [2024-11-10 06:26:13,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 185 states have (on average 1.3621621621621622) internal successors, (252), 186 states have internal predecessors, (252), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:26:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 452 transitions. [2024-11-10 06:26:13,139 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 452 transitions. Word has length 300 [2024-11-10 06:26:13,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:26:13,139 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 452 transitions. [2024-11-10 06:26:13,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:13,140 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 452 transitions. [2024-11-10 06:26:13,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-10 06:26:13,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:26:13,142 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:26:13,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 06:26:13,142 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:26:13,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:26:13,143 INFO L85 PathProgramCache]: Analyzing trace with hash 804646219, now seen corresponding path program 1 times [2024-11-10 06:26:13,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:26:13,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60555835] [2024-11-10 06:26:13,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:26:13,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:26:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:26:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:26:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:26:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:26:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:26:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:26:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:26:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:26:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:26:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:26:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:26:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:26:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:26:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:26:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:26:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:26:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:26:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:26:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:26:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:26:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:26:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:26:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:26:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:26:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:26:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 06:26:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 06:26:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 06:26:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 06:26:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 06:26:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 06:26:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 06:26:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 06:26:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 06:26:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 06:26:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 06:26:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-10 06:26:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 06:26:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-10 06:26:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 06:26:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-10 06:26:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 06:26:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-10 06:26:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-10 06:26:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-10 06:26:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 06:26:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:26:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:26:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:26:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-11-10 06:26:21,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:26:21,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60555835] [2024-11-10 06:26:21,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60555835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:26:21,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:26:21,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 06:26:21,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291457221] [2024-11-10 06:26:21,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:26:21,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 06:26:21,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:26:21,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 06:26:21,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-10 06:26:21,239 INFO L87 Difference]: Start difference. First operand 289 states and 452 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:22,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:26:22,019 INFO L93 Difference]: Finished difference Result 593 states and 899 transitions. [2024-11-10 06:26:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 06:26:22,020 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 300 [2024-11-10 06:26:22,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:26:22,024 INFO L225 Difference]: With dead ends: 593 [2024-11-10 06:26:22,025 INFO L226 Difference]: Without dead ends: 419 [2024-11-10 06:26:22,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-10 06:26:22,026 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 222 mSDsluCounter, 728 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 06:26:22,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 941 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 06:26:22,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2024-11-10 06:26:22,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 297. [2024-11-10 06:26:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 193 states have (on average 1.3626943005181347) internal successors, (263), 194 states have internal predecessors, (263), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-10 06:26:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 463 transitions. [2024-11-10 06:26:22,063 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 463 transitions. Word has length 300 [2024-11-10 06:26:22,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:26:22,063 INFO L471 AbstractCegarLoop]: Abstraction has 297 states and 463 transitions. [2024-11-10 06:26:22,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2024-11-10 06:26:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 463 transitions. [2024-11-10 06:26:22,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-10 06:26:22,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:26:22,065 INFO L215 NwaCegarLoop]: trace histogram [48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 06:26:22,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 06:26:22,066 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:26:22,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:26:22,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1564286999, now seen corresponding path program 1 times [2024-11-10 06:26:22,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:26:22,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075857029] [2024-11-10 06:26:22,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:26:22,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:26:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat