./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-39.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_operatoramount_amount250_file-39.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 4f3611a875fdf984da4dbe6a7960e00cbc86546d93a80a5be72248390d98dd3b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 06:18:21,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 06:18:21,288 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 06:18:21,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 06:18:21,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 06:18:21,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 06:18:21,325 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 06:18:21,326 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 06:18:21,326 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 06:18:21,327 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 06:18:21,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 06:18:21,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 06:18:21,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 06:18:21,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 06:18:21,329 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 06:18:21,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 06:18:21,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 06:18:21,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 06:18:21,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 06:18:21,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 06:18:21,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 06:18:21,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 06:18:21,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 06:18:21,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 06:18:21,332 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 06:18:21,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 06:18:21,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 06:18:21,333 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 06:18:21,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 06:18:21,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 06:18:21,334 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 06:18:21,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 06:18:21,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:18:21,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 06:18:21,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 06:18:21,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 06:18:21,336 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 06:18:21,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 06:18:21,337 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 06:18:21,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 06:18:21,337 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 06:18:21,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 06:18:21,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3611a875fdf984da4dbe6a7960e00cbc86546d93a80a5be72248390d98dd3b [2024-11-12 06:18:21,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 06:18:21,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 06:18:21,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 06:18:21,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 06:18:21,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 06:18:21,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-39.i [2024-11-12 06:18:23,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 06:18:23,483 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 06:18:23,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-39.i [2024-11-12 06:18:23,497 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d95d2ce26/e4d69999d126451aa526b254b133b0e2/FLAG24c8d3e9f [2024-11-12 06:18:23,790 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d95d2ce26/e4d69999d126451aa526b254b133b0e2 [2024-11-12 06:18:23,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 06:18:23,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 06:18:23,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 06:18:23,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 06:18:23,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 06:18:23,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:18:23" (1/1) ... [2024-11-12 06:18:23,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c634075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:23, skipping insertion in model container [2024-11-12 06:18:23,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:18:23" (1/1) ... [2024-11-12 06:18:23,856 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 06:18:24,055 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_operatoramount_amount250_file-39.i[916,929] [2024-11-12 06:18:24,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:18:24,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 06:18:24,267 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_operatoramount_amount250_file-39.i[916,929] [2024-11-12 06:18:24,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:18:24,356 INFO L204 MainTranslator]: Completed translation [2024-11-12 06:18:24,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24 WrapperNode [2024-11-12 06:18:24,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 06:18:24,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 06:18:24,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 06:18:24,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 06:18:24,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,459 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 358 [2024-11-12 06:18:24,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 06:18:24,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 06:18:24,461 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 06:18:24,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 06:18:24,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,483 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,531 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 06:18:24,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 06:18:24,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 06:18:24,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 06:18:24,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 06:18:24,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (1/1) ... [2024-11-12 06:18:24,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:18:24,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:18:24,632 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 06:18:24,635 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 06:18:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 06:18:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 06:18:24,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 06:18:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 06:18:24,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 06:18:24,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 06:18:24,788 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 06:18:24,790 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 06:18:25,555 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-12 06:18:25,556 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 06:18:25,578 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 06:18:25,579 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 06:18:25,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:18:25 BoogieIcfgContainer [2024-11-12 06:18:25,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 06:18:25,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 06:18:25,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 06:18:25,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 06:18:25,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:18:23" (1/3) ... [2024-11-12 06:18:25,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d0f096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:18:25, skipping insertion in model container [2024-11-12 06:18:25,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:18:24" (2/3) ... [2024-11-12 06:18:25,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d0f096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:18:25, skipping insertion in model container [2024-11-12 06:18:25,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:18:25" (3/3) ... [2024-11-12 06:18:25,589 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-39.i [2024-11-12 06:18:25,606 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 06:18:25,607 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 06:18:25,680 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 06:18:25,688 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;@7c4b7bbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 06:18:25,688 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 06:18:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 146 states, 101 states have (on average 1.504950495049505) internal successors, (152), 102 states have internal predecessors, (152), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-12 06:18:25,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-12 06:18:25,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:25,719 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:25,720 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:25,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:25,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1448514590, now seen corresponding path program 1 times [2024-11-12 06:18:25,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:25,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199589600] [2024-11-12 06:18:25,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:25,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:26,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:26,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199589600] [2024-11-12 06:18:26,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199589600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:26,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:26,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 06:18:26,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360285809] [2024-11-12 06:18:26,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:26,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 06:18:26,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:26,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 06:18:26,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:18:26,695 INFO L87 Difference]: Start difference. First operand has 146 states, 101 states have (on average 1.504950495049505) internal successors, (152), 102 states have internal predecessors, (152), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-12 06:18:26,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:26,750 INFO L93 Difference]: Finished difference Result 285 states and 508 transitions. [2024-11-12 06:18:26,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 06:18:26,753 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) Word has length 285 [2024-11-12 06:18:26,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:26,764 INFO L225 Difference]: With dead ends: 285 [2024-11-12 06:18:26,765 INFO L226 Difference]: Without dead ends: 142 [2024-11-12 06:18:26,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 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 06:18:26,775 INFO L435 NwaCegarLoop]: 229 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, 229 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 06:18:26,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:18:26,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-12 06:18:26,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2024-11-12 06:18:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 98 states have (on average 1.4795918367346939) internal successors, (145), 98 states have internal predecessors, (145), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-12 06:18:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 229 transitions. [2024-11-12 06:18:26,851 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 229 transitions. Word has length 285 [2024-11-12 06:18:26,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:26,852 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 229 transitions. [2024-11-12 06:18:26,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-12 06:18:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 229 transitions. [2024-11-12 06:18:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-12 06:18:26,861 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:26,862 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:26,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 06:18:26,863 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:26,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:26,863 INFO L85 PathProgramCache]: Analyzing trace with hash 2078141994, now seen corresponding path program 1 times [2024-11-12 06:18:26,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:26,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493375945] [2024-11-12 06:18:26,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:26,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:27,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:27,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493375945] [2024-11-12 06:18:27,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493375945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:27,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:27,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:18:27,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638112781] [2024-11-12 06:18:27,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:27,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:18:27,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:27,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:18:27,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:18:27,410 INFO L87 Difference]: Start difference. First operand 142 states and 229 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:27,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:27,535 INFO L93 Difference]: Finished difference Result 384 states and 619 transitions. [2024-11-12 06:18:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:18:27,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 285 [2024-11-12 06:18:27,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:27,547 INFO L225 Difference]: With dead ends: 384 [2024-11-12 06:18:27,548 INFO L226 Difference]: Without dead ends: 245 [2024-11-12 06:18:27,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 86 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 06:18:27,553 INFO L435 NwaCegarLoop]: 293 mSDtfsCounter, 140 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:27,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 503 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:18:27,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-12 06:18:27,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 242. [2024-11-12 06:18:27,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 172 states have (on average 1.4709302325581395) internal successors, (253), 173 states have internal predecessors, (253), 67 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-12 06:18:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 387 transitions. [2024-11-12 06:18:27,598 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 387 transitions. Word has length 285 [2024-11-12 06:18:27,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:27,599 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 387 transitions. [2024-11-12 06:18:27,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 387 transitions. [2024-11-12 06:18:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:27,605 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:27,606 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:27,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 06:18:27,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:27,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:27,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1181429547, now seen corresponding path program 1 times [2024-11-12 06:18:27,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:27,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368263468] [2024-11-12 06:18:27,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:27,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:28,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:28,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368263468] [2024-11-12 06:18:28,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368263468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:28,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:28,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 06:18:28,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919015742] [2024-11-12 06:18:28,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:28,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 06:18:28,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:28,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 06:18:28,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:18:28,738 INFO L87 Difference]: Start difference. First operand 242 states and 387 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:29,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:29,723 INFO L93 Difference]: Finished difference Result 1216 states and 1938 transitions. [2024-11-12 06:18:29,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-12 06:18:29,724 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 286 [2024-11-12 06:18:29,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:29,735 INFO L225 Difference]: With dead ends: 1216 [2024-11-12 06:18:29,735 INFO L226 Difference]: Without dead ends: 977 [2024-11-12 06:18:29,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2024-11-12 06:18:29,738 INFO L435 NwaCegarLoop]: 722 mSDtfsCounter, 885 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 885 SdHoareTripleChecker+Valid, 2461 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:29,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [885 Valid, 2461 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 06:18:29,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2024-11-12 06:18:29,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 858. [2024-11-12 06:18:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 613 states have (on average 1.4584013050570963) internal successors, (894), 619 states have internal predecessors, (894), 234 states have call successors, (234), 10 states have call predecessors, (234), 10 states have return successors, (234), 228 states have call predecessors, (234), 234 states have call successors, (234) [2024-11-12 06:18:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1362 transitions. [2024-11-12 06:18:29,890 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1362 transitions. Word has length 286 [2024-11-12 06:18:29,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:29,892 INFO L471 AbstractCegarLoop]: Abstraction has 858 states and 1362 transitions. [2024-11-12 06:18:29,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1362 transitions. [2024-11-12 06:18:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:29,904 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:29,904 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:29,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 06:18:29,904 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:29,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:29,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1741730451, now seen corresponding path program 1 times [2024-11-12 06:18:29,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:29,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897107134] [2024-11-12 06:18:29,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:29,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:46,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:46,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897107134] [2024-11-12 06:18:46,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897107134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:46,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:46,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-12 06:18:46,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396691549] [2024-11-12 06:18:46,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:46,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-12 06:18:46,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:46,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-12 06:18:46,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-12 06:18:46,332 INFO L87 Difference]: Start difference. First operand 858 states and 1362 transitions. Second operand has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 4 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2024-11-12 06:18:50,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:50,038 INFO L93 Difference]: Finished difference Result 2089 states and 3362 transitions. [2024-11-12 06:18:50,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 06:18:50,038 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 4 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) Word has length 286 [2024-11-12 06:18:50,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:50,050 INFO L225 Difference]: With dead ends: 2089 [2024-11-12 06:18:50,050 INFO L226 Difference]: Without dead ends: 1683 [2024-11-12 06:18:50,053 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=181, Invalid=419, Unknown=0, NotChecked=0, Total=600 [2024-11-12 06:18:50,054 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 1333 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 1125 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 1483 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:50,054 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1333 Valid, 1483 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1125 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-12 06:18:50,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2024-11-12 06:18:50,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1063. [2024-11-12 06:18:50,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 774 states have (on average 1.454780361757106) internal successors, (1126), 780 states have internal predecessors, (1126), 276 states have call successors, (276), 12 states have call predecessors, (276), 12 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-12 06:18:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1678 transitions. [2024-11-12 06:18:50,174 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1678 transitions. Word has length 286 [2024-11-12 06:18:50,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:50,175 INFO L471 AbstractCegarLoop]: Abstraction has 1063 states and 1678 transitions. [2024-11-12 06:18:50,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 4 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 3 states have call predecessors, (42), 4 states have call successors, (42) [2024-11-12 06:18:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1678 transitions. [2024-11-12 06:18:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:50,181 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:50,182 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:50,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 06:18:50,183 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:50,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:50,183 INFO L85 PathProgramCache]: Analyzing trace with hash -63707883, now seen corresponding path program 1 times [2024-11-12 06:18:50,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:50,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275011008] [2024-11-12 06:18:50,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:50,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 78 proven. 45 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:18:51,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:51,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275011008] [2024-11-12 06:18:51,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275011008] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:18:51,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1362708504] [2024-11-12 06:18:51,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:51,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:18:51,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:18:51,896 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 06:18:51,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 06:18:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:52,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-12 06:18:52,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:18:52,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1653 proven. 45 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2024-11-12 06:18:52,388 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:18:52,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 78 proven. 45 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:18:52,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1362708504] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 06:18:52,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 06:18:52,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-12 06:18:52,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185443042] [2024-11-12 06:18:52,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 06:18:52,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 06:18:52,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:52,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 06:18:52,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:18:52,681 INFO L87 Difference]: Start difference. First operand 1063 states and 1678 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-12 06:18:52,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:52,999 INFO L93 Difference]: Finished difference Result 1363 states and 2148 transitions. [2024-11-12 06:18:53,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 06:18:53,002 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 286 [2024-11-12 06:18:53,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:53,006 INFO L225 Difference]: With dead ends: 1363 [2024-11-12 06:18:53,007 INFO L226 Difference]: Without dead ends: 428 [2024-11-12 06:18:53,009 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 662 GetRequests, 652 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-12 06:18:53,010 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 150 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:53,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 425 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:18:53,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-12 06:18:53,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 414. [2024-11-12 06:18:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 280 states have (on average 1.4035714285714285) internal successors, (393), 280 states have internal predecessors, (393), 126 states have call successors, (126), 7 states have call predecessors, (126), 7 states have return successors, (126), 126 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-12 06:18:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 645 transitions. [2024-11-12 06:18:53,054 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 645 transitions. Word has length 286 [2024-11-12 06:18:53,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:53,054 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 645 transitions. [2024-11-12 06:18:53,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-12 06:18:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 645 transitions. [2024-11-12 06:18:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:53,058 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:53,059 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:53,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 06:18:53,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:18:53,261 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:53,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:53,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1623072411, now seen corresponding path program 1 times [2024-11-12 06:18:53,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:53,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668721707] [2024-11-12 06:18:53,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:53,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:53,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:53,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:53,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668721707] [2024-11-12 06:18:53,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668721707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:53,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:53,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:18:53,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4425541] [2024-11-12 06:18:53,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:53,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:18:53,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:53,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:18:53,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:18:53,875 INFO L87 Difference]: Start difference. First operand 414 states and 645 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:54,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:54,058 INFO L93 Difference]: Finished difference Result 743 states and 1155 transitions. [2024-11-12 06:18:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:18:54,061 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 286 [2024-11-12 06:18:54,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:54,065 INFO L225 Difference]: With dead ends: 743 [2024-11-12 06:18:54,065 INFO L226 Difference]: Without dead ends: 424 [2024-11-12 06:18:54,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:18:54,067 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 225 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:54,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 316 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:18:54,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-12 06:18:54,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 424. [2024-11-12 06:18:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 287 states have (on average 1.3693379790940767) internal successors, (393), 287 states have internal predecessors, (393), 126 states have call successors, (126), 10 states have call predecessors, (126), 10 states have return successors, (126), 126 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-12 06:18:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 645 transitions. [2024-11-12 06:18:54,101 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 645 transitions. Word has length 286 [2024-11-12 06:18:54,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:54,102 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 645 transitions. [2024-11-12 06:18:54,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 645 transitions. [2024-11-12 06:18:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:54,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:54,106 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:54,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 06:18:54,107 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:54,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:54,107 INFO L85 PathProgramCache]: Analyzing trace with hash 2012363363, now seen corresponding path program 1 times [2024-11-12 06:18:54,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:54,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803316904] [2024-11-12 06:18:54,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:54,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-12 06:18:54,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:54,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803316904] [2024-11-12 06:18:54,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803316904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:18:54,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:18:54,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:18:54,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827997058] [2024-11-12 06:18:54,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:18:54,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:18:54,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:54,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:18:54,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:18:54,606 INFO L87 Difference]: Start difference. First operand 424 states and 645 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:54,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:18:54,676 INFO L93 Difference]: Finished difference Result 994 states and 1521 transitions. [2024-11-12 06:18:54,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:18:54,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 286 [2024-11-12 06:18:54,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:18:54,682 INFO L225 Difference]: With dead ends: 994 [2024-11-12 06:18:54,682 INFO L226 Difference]: Without dead ends: 706 [2024-11-12 06:18:54,684 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 86 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 06:18:54,685 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 105 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:18:54,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 425 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:18:54,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2024-11-12 06:18:54,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 700. [2024-11-12 06:18:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 473 states have (on average 1.3657505285412261) internal successors, (646), 473 states have internal predecessors, (646), 210 states have call successors, (210), 16 states have call predecessors, (210), 16 states have return successors, (210), 210 states have call predecessors, (210), 210 states have call successors, (210) [2024-11-12 06:18:54,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1066 transitions. [2024-11-12 06:18:54,746 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1066 transitions. Word has length 286 [2024-11-12 06:18:54,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:18:54,746 INFO L471 AbstractCegarLoop]: Abstraction has 700 states and 1066 transitions. [2024-11-12 06:18:54,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-12 06:18:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1066 transitions. [2024-11-12 06:18:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:18:54,750 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:18:54,751 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:18:54,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 06:18:54,751 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:18:54,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:18:54,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1425557349, now seen corresponding path program 1 times [2024-11-12 06:18:54,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:18:54,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511095286] [2024-11-12 06:18:54,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:54,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:18:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:18:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:18:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:18:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:18:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:18:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:18:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:18:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:18:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:18:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:18:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:18:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:18:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:18:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:18:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:18:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:18:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:18:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:18:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:18:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:18:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:18:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:18:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:18:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:18:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:18:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:18:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:18:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:18:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:18:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:18:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:18:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:18:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:18:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:18:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:18:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:18:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:18:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:18:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:18:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:18:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:18:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:18:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 3 proven. 120 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:18:57,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:18:57,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511095286] [2024-11-12 06:18:57,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511095286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:18:57,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135535189] [2024-11-12 06:18:57,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:18:57,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:18:57,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:18:57,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 06:18:57,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 06:18:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:18:58,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 06:18:58,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:18:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 893 proven. 105 refuted. 0 times theorem prover too weak. 2446 trivial. 0 not checked. [2024-11-12 06:18:58,637 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:18:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 18 proven. 105 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:18:58,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135535189] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 06:18:58,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 06:18:58,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 15 [2024-11-12 06:18:58,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301360498] [2024-11-12 06:18:58,986 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 06:18:58,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-12 06:18:58,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:18:58,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-12 06:18:58,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2024-11-12 06:18:58,989 INFO L87 Difference]: Start difference. First operand 700 states and 1066 transitions. Second operand has 15 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 6 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 5 states have call predecessors, (120), 6 states have call successors, (120) [2024-11-12 06:19:00,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:19:00,498 INFO L93 Difference]: Finished difference Result 2167 states and 3257 transitions. [2024-11-12 06:19:00,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-12 06:19:00,499 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 6 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 5 states have call predecessors, (120), 6 states have call successors, (120) Word has length 286 [2024-11-12 06:19:00,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:19:00,512 INFO L225 Difference]: With dead ends: 2167 [2024-11-12 06:19:00,513 INFO L226 Difference]: Without dead ends: 1562 [2024-11-12 06:19:00,516 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 682 GetRequests, 652 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=245, Invalid=747, Unknown=0, NotChecked=0, Total=992 [2024-11-12 06:19:00,520 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 595 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 936 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 1259 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:19:00,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 1259 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 936 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-12 06:19:00,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2024-11-12 06:19:00,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1356. [2024-11-12 06:19:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 935 states have (on average 1.3475935828877006) internal successors, (1260), 935 states have internal predecessors, (1260), 378 states have call successors, (378), 42 states have call predecessors, (378), 42 states have return successors, (378), 378 states have call predecessors, (378), 378 states have call successors, (378) [2024-11-12 06:19:00,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 2016 transitions. [2024-11-12 06:19:00,661 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 2016 transitions. Word has length 286 [2024-11-12 06:19:00,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:19:00,663 INFO L471 AbstractCegarLoop]: Abstraction has 1356 states and 2016 transitions. [2024-11-12 06:19:00,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 6 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 5 states have call predecessors, (120), 6 states have call successors, (120) [2024-11-12 06:19:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2016 transitions. [2024-11-12 06:19:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:19:00,668 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:19:00,669 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:00,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 06:19:00,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-12 06:19:00,873 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:19:00,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:19:00,874 INFO L85 PathProgramCache]: Analyzing trace with hash -175088981, now seen corresponding path program 1 times [2024-11-12 06:19:00,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:19:00,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284031160] [2024-11-12 06:19:00,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:00,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:19:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:19:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:19:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:19:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:19:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:19:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:19:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:19:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:19:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:19:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:19:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:19:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:19:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:19:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:19:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:19:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:19:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:19:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:19:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:19:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:19:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:19:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:19:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:19:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:19:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:19:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:19:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:19:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:19:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:19:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:19:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:19:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:19:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:19:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:19:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:19:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:19:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:19:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:19:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:19:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:19:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:19:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:19:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 30 proven. 93 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:19:02,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:19:02,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284031160] [2024-11-12 06:19:02,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284031160] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:19:02,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594694167] [2024-11-12 06:19:02,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:02,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:19:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:19:02,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 06:19:02,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 06:19:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:03,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-12 06:19:03,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:19:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1301 proven. 93 refuted. 0 times theorem prover too weak. 2050 trivial. 0 not checked. [2024-11-12 06:19:04,223 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:19:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 30 proven. 93 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2024-11-12 06:19:05,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594694167] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 06:19:05,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 06:19:05,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 10] total 27 [2024-11-12 06:19:05,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010739841] [2024-11-12 06:19:05,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 06:19:05,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-12 06:19:05,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:19:05,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-12 06:19:05,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2024-11-12 06:19:05,264 INFO L87 Difference]: Start difference. First operand 1356 states and 2016 transitions. Second operand has 27 states, 27 states have (on average 8.37037037037037) internal successors, (226), 27 states have internal predecessors, (226), 7 states have call successors, (126), 3 states have call predecessors, (126), 6 states have return successors, (126), 7 states have call predecessors, (126), 7 states have call successors, (126) [2024-11-12 06:19:07,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:19:07,661 INFO L93 Difference]: Finished difference Result 2818 states and 4151 transitions. [2024-11-12 06:19:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-12 06:19:07,662 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 8.37037037037037) internal successors, (226), 27 states have internal predecessors, (226), 7 states have call successors, (126), 3 states have call predecessors, (126), 6 states have return successors, (126), 7 states have call predecessors, (126), 7 states have call successors, (126) Word has length 286 [2024-11-12 06:19:07,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:19:07,676 INFO L225 Difference]: With dead ends: 2818 [2024-11-12 06:19:07,676 INFO L226 Difference]: Without dead ends: 2206 [2024-11-12 06:19:07,680 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 644 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=466, Invalid=2084, Unknown=0, NotChecked=0, Total=2550 [2024-11-12 06:19:07,680 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 1592 mSDsluCounter, 2243 mSDsCounter, 0 mSdLazyCounter, 2499 mSolverCounterSat, 339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 2456 SdHoareTripleChecker+Invalid, 2838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 339 IncrementalHoareTripleChecker+Valid, 2499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-12 06:19:07,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1643 Valid, 2456 Invalid, 2838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [339 Valid, 2499 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-12 06:19:07,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2024-11-12 06:19:07,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 1678. [2024-11-12 06:19:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1205 states have (on average 1.3659751037344399) internal successors, (1646), 1209 states have internal predecessors, (1646), 418 states have call successors, (418), 54 states have call predecessors, (418), 54 states have return successors, (418), 414 states have call predecessors, (418), 418 states have call successors, (418) [2024-11-12 06:19:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2482 transitions. [2024-11-12 06:19:07,880 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2482 transitions. Word has length 286 [2024-11-12 06:19:07,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:19:07,880 INFO L471 AbstractCegarLoop]: Abstraction has 1678 states and 2482 transitions. [2024-11-12 06:19:07,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 8.37037037037037) internal successors, (226), 27 states have internal predecessors, (226), 7 states have call successors, (126), 3 states have call predecessors, (126), 6 states have return successors, (126), 7 states have call predecessors, (126), 7 states have call successors, (126) [2024-11-12 06:19:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2482 transitions. [2024-11-12 06:19:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:19:07,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:19:07,883 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:07,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-12 06:19:08,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:19:08,084 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:19:08,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:19:08,085 INFO L85 PathProgramCache]: Analyzing trace with hash 43765737, now seen corresponding path program 1 times [2024-11-12 06:19:08,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:19:08,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770986458] [2024-11-12 06:19:08,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:08,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:19:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:19:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:19:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:19:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:19:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:19:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:19:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:19:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:19:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:19:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:19:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:19:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:19:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:19:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:19:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:19:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:19:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:19:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:19:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:19:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:19:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:19:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:19:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:19:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:19:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:19:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:19:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:19:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:19:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:19:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:19:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:19:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:19:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:19:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:19:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:19:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:19:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:19:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:19:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:19:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:19:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:19:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:19:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 102 proven. 249 refuted. 0 times theorem prover too weak. 3093 trivial. 0 not checked. [2024-11-12 06:19:10,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:19:10,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770986458] [2024-11-12 06:19:10,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770986458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:19:10,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117904265] [2024-11-12 06:19:10,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:10,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:19:10,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:19:10,428 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 06:19:10,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 06:19:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:10,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-12 06:19:10,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:19:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1667 proven. 576 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2024-11-12 06:19:14,104 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:19:17,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117904265] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:19:17,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 06:19:17,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 26] total 32 [2024-11-12 06:19:17,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256375775] [2024-11-12 06:19:17,542 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 06:19:17,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-12 06:19:17,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:19:17,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-12 06:19:17,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=1600, Unknown=0, NotChecked=0, Total=2070 [2024-11-12 06:19:17,546 INFO L87 Difference]: Start difference. First operand 1678 states and 2482 transitions. Second operand has 32 states, 32 states have (on average 5.03125) internal successors, (161), 29 states have internal predecessors, (161), 11 states have call successors, (83), 8 states have call predecessors, (83), 11 states have return successors, (84), 11 states have call predecessors, (84), 11 states have call successors, (84) [2024-11-12 06:19:20,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:19:20,990 INFO L93 Difference]: Finished difference Result 4716 states and 6690 transitions. [2024-11-12 06:19:20,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-12 06:19:20,992 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 5.03125) internal successors, (161), 29 states have internal predecessors, (161), 11 states have call successors, (83), 8 states have call predecessors, (83), 11 states have return successors, (84), 11 states have call predecessors, (84), 11 states have call successors, (84) Word has length 286 [2024-11-12 06:19:20,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:19:21,012 INFO L225 Difference]: With dead ends: 4716 [2024-11-12 06:19:21,012 INFO L226 Difference]: Without dead ends: 3368 [2024-11-12 06:19:21,022 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 529 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1944 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1564, Invalid=5576, Unknown=0, NotChecked=0, Total=7140 [2024-11-12 06:19:21,023 INFO L435 NwaCegarLoop]: 221 mSDtfsCounter, 1177 mSDsluCounter, 1263 mSDsCounter, 0 mSdLazyCounter, 1875 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 1484 SdHoareTripleChecker+Invalid, 2000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-12 06:19:21,023 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1193 Valid, 1484 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1875 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-12 06:19:21,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3368 states. [2024-11-12 06:19:21,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3368 to 2063. [2024-11-12 06:19:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2063 states, 1522 states have (on average 1.3252299605781865) internal successors, (2017), 1526 states have internal predecessors, (2017), 418 states have call successors, (418), 122 states have call predecessors, (418), 122 states have return successors, (418), 414 states have call predecessors, (418), 418 states have call successors, (418) [2024-11-12 06:19:21,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 2063 states and 2853 transitions. [2024-11-12 06:19:21,384 INFO L78 Accepts]: Start accepts. Automaton has 2063 states and 2853 transitions. Word has length 286 [2024-11-12 06:19:21,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:19:21,384 INFO L471 AbstractCegarLoop]: Abstraction has 2063 states and 2853 transitions. [2024-11-12 06:19:21,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 5.03125) internal successors, (161), 29 states have internal predecessors, (161), 11 states have call successors, (83), 8 states have call predecessors, (83), 11 states have return successors, (84), 11 states have call predecessors, (84), 11 states have call successors, (84) [2024-11-12 06:19:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2853 transitions. [2024-11-12 06:19:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-12 06:19:21,387 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:19:21,387 INFO L218 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:21,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-12 06:19:21,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:19:21,592 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:19:21,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:19:21,593 INFO L85 PathProgramCache]: Analyzing trace with hash 66397991, now seen corresponding path program 1 times [2024-11-12 06:19:21,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:19:21,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442383161] [2024-11-12 06:19:21,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:21,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:19:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:19:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:19:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:19:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:19:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:19:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 06:19:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 06:19:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:19:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:19:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-12 06:19:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 06:19:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 06:19:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 06:19:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 06:19:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:19:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:19:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-12 06:19:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:19:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:19:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-12 06:19:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-12 06:19:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 06:19:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:19:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:19:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:19:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:19:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:19:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:19:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:19:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-12 06:19:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:19:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-12 06:19:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:19:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-12 06:19:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:19:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-12 06:19:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:19:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:19:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:19:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:19:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:19:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:19:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 111 proven. 345 refuted. 0 times theorem prover too weak. 2988 trivial. 0 not checked. [2024-11-12 06:19:24,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:19:24,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442383161] [2024-11-12 06:19:24,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442383161] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:19:24,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572201994] [2024-11-12 06:19:24,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:19:24,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:19:24,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:19:24,435 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 06:19:24,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 06:19:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:19:24,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-12 06:19:24,747 INFO L279 TraceCheckSpWp]: Computing forward predicates...