./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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_fillercodesize_ps-cn-25_file-66.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 02:21:59,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 02:21:59,657 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 02:21:59,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 02:21:59,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 02:21:59,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 02:21:59,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 02:21:59,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 02:21:59,695 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 02:21:59,695 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 02:21:59,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 02:21:59,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 02:21:59,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 02:21:59,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 02:21:59,697 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 02:21:59,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 02:21:59,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 02:21:59,698 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 02:21:59,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 02:21:59,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 02:21:59,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 02:21:59,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 02:21:59,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 02:21:59,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 02:21:59,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 02:21:59,701 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 02:21:59,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 02:21:59,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 02:21:59,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 02:21:59,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 02:21:59,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 02:21:59,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 02:21:59,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:21:59,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 02:21:59,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 02:21:59,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 02:21:59,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 02:21:59,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 02:21:59,705 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 02:21:59,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 02:21:59,705 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 02:21:59,706 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 02:21:59,706 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2024-11-12 02:21:59,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 02:21:59,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 02:21:59,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 02:21:59,985 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 02:21:59,985 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 02:21:59,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-12 02:22:01,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 02:22:01,647 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 02:22:01,648 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-12 02:22:01,657 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24ba6b9ed/1790654be5b347f0a41f5df71b29adf5/FLAGba5cd662f [2024-11-12 02:22:01,671 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24ba6b9ed/1790654be5b347f0a41f5df71b29adf5 [2024-11-12 02:22:01,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 02:22:01,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 02:22:01,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 02:22:01,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 02:22:01,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 02:22:01,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:01" (1/1) ... [2024-11-12 02:22:01,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a98a521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:01, skipping insertion in model container [2024-11-12 02:22:01,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:01" (1/1) ... [2024-11-12 02:22:01,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 02:22:01,902 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_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-12 02:22:01,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:22:01,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 02:22:01,983 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_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-12 02:22:02,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 02:22:02,038 INFO L204 MainTranslator]: Completed translation [2024-11-12 02:22:02,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02 WrapperNode [2024-11-12 02:22:02,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 02:22:02,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 02:22:02,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 02:22:02,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 02:22:02,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,090 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-11-12 02:22:02,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 02:22:02,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 02:22:02,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 02:22:02,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 02:22:02,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,109 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,126 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]. [2024-11-12 02:22:02,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 02:22:02,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 02:22:02,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 02:22:02,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 02:22:02,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (1/1) ... [2024-11-12 02:22:02,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 02:22:02,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 02:22:02,189 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) [2024-11-12 02:22:02,192 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 [2024-11-12 02:22:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 02:22:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 02:22:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 02:22:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 02:22:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 02:22:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 02:22:02,314 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 02:22:02,316 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 02:22:02,682 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-12 02:22:02,683 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 02:22:02,699 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 02:22:02,699 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 02:22:02,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:22:02 BoogieIcfgContainer [2024-11-12 02:22:02,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 02:22:02,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 02:22:02,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 02:22:02,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 02:22:02,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:22:01" (1/3) ... [2024-11-12 02:22:02,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ab7521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:22:02, skipping insertion in model container [2024-11-12 02:22:02,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:02" (2/3) ... [2024-11-12 02:22:02,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ab7521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:22:02, skipping insertion in model container [2024-11-12 02:22:02,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:22:02" (3/3) ... [2024-11-12 02:22:02,709 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-12 02:22:02,725 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 02:22:02,725 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 02:22:02,786 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 02:22:02,791 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;@4b1a672c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 02:22:02,791 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 02:22:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-12 02:22:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:02,812 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:02,813 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:02,814 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:02,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:02,820 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2024-11-12 02:22:02,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:02,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410548928] [2024-11-12 02:22:02,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:02,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:03,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:03,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:03,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410548928] [2024-11-12 02:22:03,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410548928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:03,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:03,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 02:22:03,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197225548] [2024-11-12 02:22:03,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:03,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 02:22:03,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:03,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 02:22:03,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:22:03,438 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-12 02:22:03,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:03,479 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-11-12 02:22:03,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 02:22:03,483 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-12 02:22:03,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:03,492 INFO L225 Difference]: With dead ends: 173 [2024-11-12 02:22:03,493 INFO L226 Difference]: Without dead ends: 86 [2024-11-12 02:22:03,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 02:22:03,504 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:03,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:22:03,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-12 02:22:03,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-12 02:22:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-12 02:22:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-11-12 02:22:03,616 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-11-12 02:22:03,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:03,618 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-11-12 02:22:03,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-12 02:22:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-11-12 02:22:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:03,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:03,629 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:03,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 02:22:03,630 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:03,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:03,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2024-11-12 02:22:03,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:03,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999937500] [2024-11-12 02:22:03,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:03,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:08,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:08,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999937500] [2024-11-12 02:22:08,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999937500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:08,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:08,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 02:22:08,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417304327] [2024-11-12 02:22:08,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:08,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 02:22:08,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:08,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 02:22:08,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:22:08,947 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:09,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:09,947 INFO L93 Difference]: Finished difference Result 290 states and 429 transitions. [2024-11-12 02:22:09,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 02:22:09,948 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:09,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:09,952 INFO L225 Difference]: With dead ends: 290 [2024-11-12 02:22:09,952 INFO L226 Difference]: Without dead ends: 207 [2024-11-12 02:22:09,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-12 02:22:09,954 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 180 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:09,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 889 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 02:22:09,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-12 02:22:09,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 131. [2024-11-12 02:22:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 02:22:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-12 02:22:09,986 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-12 02:22:09,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:09,987 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-12 02:22:09,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-12 02:22:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:09,994 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:09,994 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:09,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 02:22:09,995 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:09,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:09,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1093053878, now seen corresponding path program 1 times [2024-11-12 02:22:09,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:09,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865601442] [2024-11-12 02:22:09,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:09,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:15,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:15,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865601442] [2024-11-12 02:22:15,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865601442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:15,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:15,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 02:22:15,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749113300] [2024-11-12 02:22:15,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:15,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 02:22:15,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:15,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 02:22:15,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-12 02:22:15,155 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:16,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:16,877 INFO L93 Difference]: Finished difference Result 207 states and 290 transitions. [2024-11-12 02:22:16,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 02:22:16,878 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:16,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:16,881 INFO L225 Difference]: With dead ends: 207 [2024-11-12 02:22:16,883 INFO L226 Difference]: Without dead ends: 205 [2024-11-12 02:22:16,884 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:22:16,885 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 244 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:16,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 660 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 02:22:16,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-12 02:22:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 131. [2024-11-12 02:22:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 02:22:16,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-12 02:22:16,916 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-12 02:22:16,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:16,917 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-12 02:22:16,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-12 02:22:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:16,922 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:16,923 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:16,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 02:22:16,923 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:16,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:16,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1771265206, now seen corresponding path program 1 times [2024-11-12 02:22:16,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:16,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982364079] [2024-11-12 02:22:16,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:16,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:21,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:21,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982364079] [2024-11-12 02:22:21,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982364079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:21,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:21,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-12 02:22:21,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5832778] [2024-11-12 02:22:21,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:21,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 02:22:21,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:21,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 02:22:21,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:22:21,496 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:22,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:22,419 INFO L93 Difference]: Finished difference Result 214 states and 298 transitions. [2024-11-12 02:22:22,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 02:22:22,420 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:22,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:22,423 INFO L225 Difference]: With dead ends: 214 [2024-11-12 02:22:22,423 INFO L226 Difference]: Without dead ends: 212 [2024-11-12 02:22:22,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-12 02:22:22,424 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 260 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 437 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:22,425 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 739 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 437 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 02:22:22,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-12 02:22:22,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 135. [2024-11-12 02:22:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 96 states have (on average 1.3958333333333333) internal successors, (134), 97 states have internal predecessors, (134), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 02:22:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 206 transitions. [2024-11-12 02:22:22,442 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 206 transitions. Word has length 203 [2024-11-12 02:22:22,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:22,443 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 206 transitions. [2024-11-12 02:22:22,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2024-11-12 02:22:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:22,445 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:22,446 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:22,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 02:22:22,446 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:22,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:22,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1773112248, now seen corresponding path program 1 times [2024-11-12 02:22:22,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:22,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232767991] [2024-11-12 02:22:22,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:22,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:27,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:27,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:27,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232767991] [2024-11-12 02:22:27,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232767991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:27,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:27,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 02:22:27,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136301654] [2024-11-12 02:22:27,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:27,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 02:22:27,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:27,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 02:22:27,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-12 02:22:27,392 INFO L87 Difference]: Start difference. First operand 135 states and 206 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:28,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:28,597 INFO L93 Difference]: Finished difference Result 212 states and 296 transitions. [2024-11-12 02:22:28,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 02:22:28,598 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:28,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:28,600 INFO L225 Difference]: With dead ends: 212 [2024-11-12 02:22:28,600 INFO L226 Difference]: Without dead ends: 210 [2024-11-12 02:22:28,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:22:28,602 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 191 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:28,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 714 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 02:22:28,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-12 02:22:28,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 131. [2024-11-12 02:22:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-12 02:22:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-12 02:22:28,618 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-12 02:22:28,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:28,618 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-12 02:22:28,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:28,619 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-12 02:22:28,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:28,621 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:28,621 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:28,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 02:22:28,621 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:28,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:28,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1349372274, now seen corresponding path program 1 times [2024-11-12 02:22:28,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:28,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810148372] [2024-11-12 02:22:28,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:28,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:28,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:28,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810148372] [2024-11-12 02:22:28,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810148372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:28,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:28,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 02:22:28,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740189389] [2024-11-12 02:22:28,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:28,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 02:22:28,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:28,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 02:22:28,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:22:28,743 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:28,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:28,785 INFO L93 Difference]: Finished difference Result 368 states and 566 transitions. [2024-11-12 02:22:28,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 02:22:28,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:28,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:28,792 INFO L225 Difference]: With dead ends: 368 [2024-11-12 02:22:28,792 INFO L226 Difference]: Without dead ends: 240 [2024-11-12 02:22:28,794 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 02:22:28,795 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 121 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:28,797 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 366 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 02:22:28,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-12 02:22:28,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2024-11-12 02:22:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 161 states have (on average 1.329192546583851) internal successors, (214), 163 states have internal predecessors, (214), 72 states have call successors, (72), 4 states have call predecessors, (72), 4 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-12 02:22:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 358 transitions. [2024-11-12 02:22:28,834 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 358 transitions. Word has length 203 [2024-11-12 02:22:28,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:28,836 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 358 transitions. [2024-11-12 02:22:28,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:28,837 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2024-11-12 02:22:28,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:28,839 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:28,839 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:28,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 02:22:28,839 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:28,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:28,840 INFO L85 PathProgramCache]: Analyzing trace with hash 540025648, now seen corresponding path program 1 times [2024-11-12 02:22:28,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:28,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055363457] [2024-11-12 02:22:28,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:28,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:29,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:29,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055363457] [2024-11-12 02:22:29,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055363457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:29,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:29,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 02:22:29,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117929619] [2024-11-12 02:22:29,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:29,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 02:22:29,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:29,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 02:22:29,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:22:29,030 INFO L87 Difference]: Start difference. First operand 238 states and 358 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:29,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:29,289 INFO L93 Difference]: Finished difference Result 704 states and 1049 transitions. [2024-11-12 02:22:29,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 02:22:29,290 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:29,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:29,294 INFO L225 Difference]: With dead ends: 704 [2024-11-12 02:22:29,294 INFO L226 Difference]: Without dead ends: 469 [2024-11-12 02:22:29,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-12 02:22:29,296 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 91 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:29,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 398 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 02:22:29,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-11-12 02:22:29,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 424. [2024-11-12 02:22:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 275 states have (on average 1.3054545454545454) internal successors, (359), 278 states have internal predecessors, (359), 140 states have call successors, (140), 8 states have call predecessors, (140), 8 states have return successors, (140), 137 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-12 02:22:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 639 transitions. [2024-11-12 02:22:29,349 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 639 transitions. Word has length 203 [2024-11-12 02:22:29,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:29,350 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 639 transitions. [2024-11-12 02:22:29,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:29,350 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 639 transitions. [2024-11-12 02:22:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:29,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:29,354 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:29,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 02:22:29,355 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:29,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:29,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1220084018, now seen corresponding path program 1 times [2024-11-12 02:22:29,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:29,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889373122] [2024-11-12 02:22:29,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:29,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:32,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:32,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889373122] [2024-11-12 02:22:32,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889373122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:32,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:32,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-12 02:22:32,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821475356] [2024-11-12 02:22:32,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:32,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-12 02:22:32,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:32,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-12 02:22:32,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-12 02:22:32,161 INFO L87 Difference]: Start difference. First operand 424 states and 639 transitions. Second operand has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:32,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:32,895 INFO L93 Difference]: Finished difference Result 570 states and 806 transitions. [2024-11-12 02:22:32,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-12 02:22:32,895 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:32,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:32,899 INFO L225 Difference]: With dead ends: 570 [2024-11-12 02:22:32,899 INFO L226 Difference]: Without dead ends: 568 [2024-11-12 02:22:32,899 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-11-12 02:22:32,900 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 331 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:32,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 662 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 02:22:32,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2024-11-12 02:22:32,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 480. [2024-11-12 02:22:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-12 02:22:32,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-11-12 02:22:32,964 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-11-12 02:22:32,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:32,964 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-11-12 02:22:32,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-11-12 02:22:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:32,967 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:32,967 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:32,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 02:22:32,968 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:32,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:32,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1221931060, now seen corresponding path program 1 times [2024-11-12 02:22:32,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:32,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097791492] [2024-11-12 02:22:32,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:32,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:35,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:36,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:36,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:36,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097791492] [2024-11-12 02:22:36,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097791492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:36,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:36,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-12 02:22:36,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043012714] [2024-11-12 02:22:36,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:36,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-12 02:22:36,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:36,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-12 02:22:36,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-12 02:22:36,042 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:37,711 INFO L93 Difference]: Finished difference Result 568 states and 804 transitions. [2024-11-12 02:22:37,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 02:22:37,713 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-12 02:22:37,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:37,717 INFO L225 Difference]: With dead ends: 568 [2024-11-12 02:22:37,717 INFO L226 Difference]: Without dead ends: 566 [2024-11-12 02:22:37,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-11-12 02:22:37,718 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 266 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:37,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 901 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-12 02:22:37,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2024-11-12 02:22:37,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 480. [2024-11-12 02:22:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-12 02:22:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-11-12 02:22:37,771 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-11-12 02:22:37,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:37,772 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-11-12 02:22:37,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-11-12 02:22:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-12 02:22:37,774 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:37,774 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:37,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 02:22:37,774 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:37,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:37,775 INFO L85 PathProgramCache]: Analyzing trace with hash 504400822, now seen corresponding path program 1 times [2024-11-12 02:22:37,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:37,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458693828] [2024-11-12 02:22:37,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:37,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:38,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:38,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458693828] [2024-11-12 02:22:38,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458693828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:38,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:38,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 02:22:38,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454813272] [2024-11-12 02:22:38,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:38,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 02:22:38,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:38,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 02:22:38,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 02:22:38,243 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-12 02:22:38,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:38,588 INFO L93 Difference]: Finished difference Result 892 states and 1301 transitions. [2024-11-12 02:22:38,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 02:22:38,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-12 02:22:38,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:38,595 INFO L225 Difference]: With dead ends: 892 [2024-11-12 02:22:38,595 INFO L226 Difference]: Without dead ends: 487 [2024-11-12 02:22:38,596 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-12 02:22:38,597 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 143 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:38,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 258 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 02:22:38,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2024-11-12 02:22:38,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 478. [2024-11-12 02:22:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 312 states have (on average 1.2532051282051282) internal successors, (391), 317 states have internal predecessors, (391), 152 states have call successors, (152), 13 states have call predecessors, (152), 13 states have return successors, (152), 147 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-12 02:22:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 695 transitions. [2024-11-12 02:22:38,649 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 695 transitions. Word has length 203 [2024-11-12 02:22:38,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:38,650 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 695 transitions. [2024-11-12 02:22:38,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-12 02:22:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 695 transitions. [2024-11-12 02:22:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-12 02:22:38,652 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:38,652 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:38,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 02:22:38,653 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:38,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:38,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1476969059, now seen corresponding path program 1 times [2024-11-12 02:22:38,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:38,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210312018] [2024-11-12 02:22:38,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:38,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:22:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:22:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:22:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:22:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:22:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:22:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:22:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:22:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:22:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:22:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:22:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:22:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:22:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:22:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:22:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:22:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:22:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:22:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:22:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:22:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:22:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:22:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:22:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:22:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:22:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:22:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:22:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:22:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:22:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:22:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:22:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:22:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:22:41,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:22:41,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:22:41,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210312018] [2024-11-12 02:22:41,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210312018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:22:41,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:22:41,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-12 02:22:41,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846685989] [2024-11-12 02:22:41,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:22:41,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 02:22:41,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:22:41,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 02:22:41,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-12 02:22:41,610 INFO L87 Difference]: Start difference. First operand 478 states and 695 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:42,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 02:22:42,515 INFO L93 Difference]: Finished difference Result 915 states and 1300 transitions. [2024-11-12 02:22:42,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-12 02:22:42,518 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-12 02:22:42,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 02:22:42,523 INFO L225 Difference]: With dead ends: 915 [2024-11-12 02:22:42,523 INFO L226 Difference]: Without dead ends: 677 [2024-11-12 02:22:42,524 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-12 02:22:42,525 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 246 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 02:22:42,525 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 1069 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 02:22:42,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2024-11-12 02:22:42,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 497. [2024-11-12 02:22:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 333 states have (on average 1.2672672672672673) internal successors, (422), 337 states have internal predecessors, (422), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-12 02:22:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 718 transitions. [2024-11-12 02:22:42,580 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 718 transitions. Word has length 204 [2024-11-12 02:22:42,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 02:22:42,580 INFO L471 AbstractCegarLoop]: Abstraction has 497 states and 718 transitions. [2024-11-12 02:22:42,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-12 02:22:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 718 transitions. [2024-11-12 02:22:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-12 02:22:42,582 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 02:22:42,582 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 02:22:42,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 02:22:42,582 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 02:22:42,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 02:22:42,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1475122017, now seen corresponding path program 1 times [2024-11-12 02:22:42,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 02:22:42,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107688822] [2024-11-12 02:22:42,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 02:22:42,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 02:22:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 02:23:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 02:23:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 02:23:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 02:23:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 02:23:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 02:23:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 02:23:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 02:23:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-12 02:23:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-12 02:23:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 02:23:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 02:23:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 02:23:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 02:23:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-12 02:23:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-12 02:23:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 02:23:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-12 02:23:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-12 02:23:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-12 02:23:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 02:23:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-12 02:23:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-12 02:23:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-12 02:23:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-12 02:23:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-12 02:23:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-12 02:23:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 02:23:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 02:23:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 02:23:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-12 02:23:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-12 02:23:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 02:23:15,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-12 02:23:15,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 02:23:15,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107688822] [2024-11-12 02:23:15,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107688822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 02:23:15,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 02:23:15,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-12 02:23:15,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338032366] [2024-11-12 02:23:15,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 02:23:15,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-12 02:23:15,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 02:23:15,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-12 02:23:15,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-11-12 02:23:15,233 INFO L87 Difference]: Start difference. First operand 497 states and 718 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32)