./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_amount500_file-78.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 cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 01:03:12,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:12,375 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 01:03:12,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:03:12,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:03:12,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:12,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:03:12,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:03:12,423 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 01:03:12,427 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 01:03:12,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:12,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:03:12,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:12,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:12,429 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 01:03:12,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:12,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:12,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:12,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:03:12,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:12,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:12,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:12,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:12,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:12,434 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:12,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:12,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:12,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:12,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:12,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 01:03:12,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:03:12,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:03:12,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 01:03:12,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:12,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:12,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:12,439 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 01:03:12,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:03:12,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:03:12,440 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 01:03:12,440 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 01:03:12,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 01:03:12,441 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb1c4114bfb0472867e70fb2c8f5009a549c16b521c64e275202f167415d6d46 [2024-11-09 01:03:12,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:12,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:12,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:12,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:12,744 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:12,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2024-11-09 01:03:14,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:14,570 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:14,571 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-78.i [2024-11-09 01:03:14,593 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/129f12f07/e65b1a7508734eac8844d6bca6a50cd1/FLAGf0d7dad1b [2024-11-09 01:03:14,612 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/129f12f07/e65b1a7508734eac8844d6bca6a50cd1 [2024-11-09 01:03:14,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:14,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:14,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:14,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:14,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:14,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:14" (1/1) ... [2024-11-09 01:03:14,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f4e01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:14, skipping insertion in model container [2024-11-09 01:03:14,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:14" (1/1) ... [2024-11-09 01:03:14,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:14,860 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_amount500_file-78.i[916,929] [2024-11-09 01:03:15,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:15,106 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:15,122 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_amount500_file-78.i[916,929] [2024-11-09 01:03:15,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:15,297 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:15,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15 WrapperNode [2024-11-09 01:03:15,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:15,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:15,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:15,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:15,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,461 INFO L138 Inliner]: procedures = 26, calls = 81, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 810 [2024-11-09 01:03:15,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:15,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:15,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:15,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:15,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,570 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,640 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]. [2024-11-09 01:03:15,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:15,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:15,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:15,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:15,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 01:03:15,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 01:03:15,808 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) [2024-11-09 01:03:15,812 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 [2024-11-09 01:03:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:03:15,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:03:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 01:03:15,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:15,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:16,027 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:16,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:17,415 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-11-09 01:03:17,415 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:17,440 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:03:17,440 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:03:17,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:17 BoogieIcfgContainer [2024-11-09 01:03:17,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:03:17,446 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:03:17,447 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:03:17,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:03:17,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:03:14" (1/3) ... [2024-11-09 01:03:17,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@133410ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:03:17, skipping insertion in model container [2024-11-09 01:03:17,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15" (2/3) ... [2024-11-09 01:03:17,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@133410ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:03:17, skipping insertion in model container [2024-11-09 01:03:17,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:17" (3/3) ... [2024-11-09 01:03:17,454 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-78.i [2024-11-09 01:03:17,471 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:03:17,471 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:03:17,556 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:03:17,565 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;@1c4fc233, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:03:17,566 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:03:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 321 states, 250 states have (on average 1.54) internal successors, (385), 251 states have internal predecessors, (385), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 01:03:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-11-09 01:03:17,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:17,601 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:17,602 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:17,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:17,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1404969594, now seen corresponding path program 1 times [2024-11-09 01:03:17,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:17,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839679317] [2024-11-09 01:03:17,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:17,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:18,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:18,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839679317] [2024-11-09 01:03:18,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839679317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:18,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:18,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 01:03:18,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289793424] [2024-11-09 01:03:18,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:18,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 01:03:18,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:18,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 01:03:18,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 01:03:18,720 INFO L87 Difference]: Start difference. First operand has 321 states, 250 states have (on average 1.54) internal successors, (385), 251 states have internal predecessors, (385), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) Second operand has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-09 01:03:18,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:18,795 INFO L93 Difference]: Finished difference Result 635 states and 1104 transitions. [2024-11-09 01:03:18,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 01:03:18,798 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) Word has length 477 [2024-11-09 01:03:18,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:18,813 INFO L225 Difference]: With dead ends: 635 [2024-11-09 01:03:18,813 INFO L226 Difference]: Without dead ends: 317 [2024-11-09 01:03:18,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 01:03:18,826 INFO L432 NwaCegarLoop]: 514 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, 514 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 [2024-11-09 01:03:18,827 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 01:03:18,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2024-11-09 01:03:18,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 317. [2024-11-09 01:03:18,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 247 states have (on average 1.5303643724696356) internal successors, (378), 247 states have internal predecessors, (378), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 01:03:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 514 transitions. [2024-11-09 01:03:18,918 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 514 transitions. Word has length 477 [2024-11-09 01:03:18,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:18,920 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 514 transitions. [2024-11-09 01:03:18,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-09 01:03:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 514 transitions. [2024-11-09 01:03:18,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-11-09 01:03:18,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:18,934 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:18,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 01:03:18,935 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:18,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:18,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1577160306, now seen corresponding path program 1 times [2024-11-09 01:03:18,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:18,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703286138] [2024-11-09 01:03:18,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:18,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:20,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,358 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:20,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:20,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703286138] [2024-11-09 01:03:20,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703286138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:20,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:20,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 01:03:20,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329067563] [2024-11-09 01:03:20,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:20,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 01:03:20,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:20,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 01:03:20,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 01:03:20,367 INFO L87 Difference]: Start difference. First operand 317 states and 514 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-09 01:03:20,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:20,856 INFO L93 Difference]: Finished difference Result 1126 states and 1833 transitions. [2024-11-09 01:03:20,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 01:03:20,857 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 477 [2024-11-09 01:03:20,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:20,864 INFO L225 Difference]: With dead ends: 1126 [2024-11-09 01:03:20,865 INFO L226 Difference]: Without dead ends: 812 [2024-11-09 01:03:20,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-09 01:03:20,868 INFO L432 NwaCegarLoop]: 503 mSDtfsCounter, 790 mSDsluCounter, 1833 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 790 SdHoareTripleChecker+Valid, 2336 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:20,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [790 Valid, 2336 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 01:03:20,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2024-11-09 01:03:20,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 592. [2024-11-09 01:03:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 453 states have (on average 1.534216335540839) internal successors, (695), 453 states have internal predecessors, (695), 136 states have call successors, (136), 2 states have call predecessors, (136), 2 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-09 01:03:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 967 transitions. [2024-11-09 01:03:20,959 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 967 transitions. Word has length 477 [2024-11-09 01:03:20,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:20,961 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 967 transitions. [2024-11-09 01:03:20,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 2 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-09 01:03:20,964 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 967 transitions. [2024-11-09 01:03:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2024-11-09 01:03:20,972 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:20,972 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:20,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 01:03:20,973 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:20,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:20,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1426629943, now seen corresponding path program 1 times [2024-11-09 01:03:20,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:20,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270445204] [2024-11-09 01:03:20,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:20,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:21,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:21,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270445204] [2024-11-09 01:03:21,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270445204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:21,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:21,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:03:21,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408858934] [2024-11-09 01:03:21,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:21,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:03:21,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:21,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:03:21,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:21,603 INFO L87 Difference]: Start difference. First operand 592 states and 967 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:21,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:21,733 INFO L93 Difference]: Finished difference Result 1452 states and 2382 transitions. [2024-11-09 01:03:21,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:03:21,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 478 [2024-11-09 01:03:21,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:21,742 INFO L225 Difference]: With dead ends: 1452 [2024-11-09 01:03:21,742 INFO L226 Difference]: Without dead ends: 992 [2024-11-09 01:03:21,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:21,745 INFO L432 NwaCegarLoop]: 907 mSDtfsCounter, 436 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:21,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 1370 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 01:03:21,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2024-11-09 01:03:21,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 826. [2024-11-09 01:03:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 826 states, 687 states have (on average 1.5764192139737991) internal successors, (1083), 687 states have internal predecessors, (1083), 136 states have call successors, (136), 2 states have call predecessors, (136), 2 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-09 01:03:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1355 transitions. [2024-11-09 01:03:21,796 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1355 transitions. Word has length 478 [2024-11-09 01:03:21,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:21,801 INFO L471 AbstractCegarLoop]: Abstraction has 826 states and 1355 transitions. [2024-11-09 01:03:21,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1355 transitions. [2024-11-09 01:03:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2024-11-09 01:03:21,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:21,810 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:21,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 01:03:21,810 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:21,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:21,811 INFO L85 PathProgramCache]: Analyzing trace with hash 284127477, now seen corresponding path program 1 times [2024-11-09 01:03:21,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:21,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756561340] [2024-11-09 01:03:21,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:21,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:23,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:23,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756561340] [2024-11-09 01:03:23,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756561340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:23,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:23,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:03:23,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881191723] [2024-11-09 01:03:23,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:23,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:03:23,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:23,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:03:23,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:23,069 INFO L87 Difference]: Start difference. First operand 826 states and 1355 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:23,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:23,192 INFO L93 Difference]: Finished difference Result 2214 states and 3649 transitions. [2024-11-09 01:03:23,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:03:23,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 478 [2024-11-09 01:03:23,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:23,202 INFO L225 Difference]: With dead ends: 2214 [2024-11-09 01:03:23,202 INFO L226 Difference]: Without dead ends: 1520 [2024-11-09 01:03:23,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:23,205 INFO L432 NwaCegarLoop]: 616 mSDtfsCounter, 382 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:23,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 1110 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 01:03:23,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1520 states. [2024-11-09 01:03:23,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1520 to 1514. [2024-11-09 01:03:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1514 states, 1306 states have (on average 1.5880551301684533) internal successors, (2074), 1306 states have internal predecessors, (2074), 204 states have call successors, (204), 3 states have call predecessors, (204), 3 states have return successors, (204), 204 states have call predecessors, (204), 204 states have call successors, (204) [2024-11-09 01:03:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 2482 transitions. [2024-11-09 01:03:23,274 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 2482 transitions. Word has length 478 [2024-11-09 01:03:23,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:23,277 INFO L471 AbstractCegarLoop]: Abstraction has 1514 states and 2482 transitions. [2024-11-09 01:03:23,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2482 transitions. [2024-11-09 01:03:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-11-09 01:03:23,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:23,285 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:23,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 01:03:23,286 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:23,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:23,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1907131880, now seen corresponding path program 1 times [2024-11-09 01:03:23,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:23,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739462971] [2024-11-09 01:03:23,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:23,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:24,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:24,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739462971] [2024-11-09 01:03:24,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739462971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:24,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:24,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 01:03:24,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748925754] [2024-11-09 01:03:24,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:24,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 01:03:24,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:24,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 01:03:24,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:03:24,921 INFO L87 Difference]: Start difference. First operand 1514 states and 2482 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:25,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:25,297 INFO L93 Difference]: Finished difference Result 4699 states and 7722 transitions. [2024-11-09 01:03:25,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 01:03:25,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 479 [2024-11-09 01:03:25,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:25,314 INFO L225 Difference]: With dead ends: 4699 [2024-11-09 01:03:25,314 INFO L226 Difference]: Without dead ends: 3317 [2024-11-09 01:03:25,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:03:25,319 INFO L432 NwaCegarLoop]: 782 mSDtfsCounter, 770 mSDsluCounter, 1172 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:25,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [770 Valid, 1954 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 01:03:25,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3317 states. [2024-11-09 01:03:25,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3317 to 2866. [2024-11-09 01:03:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2577 states have (on average 1.6034148234381063) internal successors, (4132), 2579 states have internal predecessors, (4132), 282 states have call successors, (282), 6 states have call predecessors, (282), 6 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 4696 transitions. [2024-11-09 01:03:25,466 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 4696 transitions. Word has length 479 [2024-11-09 01:03:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:25,467 INFO L471 AbstractCegarLoop]: Abstraction has 2866 states and 4696 transitions. [2024-11-09 01:03:25,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 4696 transitions. [2024-11-09 01:03:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-11-09 01:03:25,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:25,476 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:25,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 01:03:25,477 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:25,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:25,477 INFO L85 PathProgramCache]: Analyzing trace with hash -479377626, now seen corresponding path program 1 times [2024-11-09 01:03:25,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:25,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083858829] [2024-11-09 01:03:25,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:25,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,888 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:26,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:26,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083858829] [2024-11-09 01:03:26,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083858829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:26,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:26,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 01:03:26,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259646] [2024-11-09 01:03:26,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:26,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 01:03:26,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:26,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 01:03:26,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:03:26,891 INFO L87 Difference]: Start difference. First operand 2866 states and 4696 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:27,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:27,378 INFO L93 Difference]: Finished difference Result 8215 states and 13463 transitions. [2024-11-09 01:03:27,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 01:03:27,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 479 [2024-11-09 01:03:27,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:27,406 INFO L225 Difference]: With dead ends: 8215 [2024-11-09 01:03:27,406 INFO L226 Difference]: Without dead ends: 5461 [2024-11-09 01:03:27,415 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:03:27,417 INFO L432 NwaCegarLoop]: 499 mSDtfsCounter, 763 mSDsluCounter, 868 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 763 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:27,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [763 Valid, 1367 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 01:03:27,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5461 states. [2024-11-09 01:03:27,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5461 to 3261. [2024-11-09 01:03:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 2972 states have (on average 1.6066621803499328) internal successors, (4775), 2974 states have internal predecessors, (4775), 282 states have call successors, (282), 6 states have call predecessors, (282), 6 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 5339 transitions. [2024-11-09 01:03:27,634 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 5339 transitions. Word has length 479 [2024-11-09 01:03:27,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:27,635 INFO L471 AbstractCegarLoop]: Abstraction has 3261 states and 5339 transitions. [2024-11-09 01:03:27,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 5339 transitions. [2024-11-09 01:03:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-11-09 01:03:27,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:27,645 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:27,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 01:03:27,646 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:27,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:27,646 INFO L85 PathProgramCache]: Analyzing trace with hash 849293802, now seen corresponding path program 1 times [2024-11-09 01:03:27,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:27,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578472114] [2024-11-09 01:03:27,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:27,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:28,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:28,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578472114] [2024-11-09 01:03:28,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578472114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:28,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:28,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:03:28,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113173408] [2024-11-09 01:03:28,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:28,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:03:28,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:28,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:03:28,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:28,087 INFO L87 Difference]: Start difference. First operand 3261 states and 5339 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:28,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:28,272 INFO L93 Difference]: Finished difference Result 6385 states and 10489 transitions. [2024-11-09 01:03:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:03:28,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 479 [2024-11-09 01:03:28,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:28,293 INFO L225 Difference]: With dead ends: 6385 [2024-11-09 01:03:28,293 INFO L226 Difference]: Without dead ends: 4711 [2024-11-09 01:03:28,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:28,302 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 448 mSDsluCounter, 494 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:28,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [448 Valid, 999 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 01:03:28,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2024-11-09 01:03:28,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 3261. [2024-11-09 01:03:28,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 2972 states have (on average 1.6066621803499328) internal successors, (4775), 2974 states have internal predecessors, (4775), 282 states have call successors, (282), 6 states have call predecessors, (282), 6 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:28,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 5339 transitions. [2024-11-09 01:03:28,523 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 5339 transitions. Word has length 479 [2024-11-09 01:03:28,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:28,524 INFO L471 AbstractCegarLoop]: Abstraction has 3261 states and 5339 transitions. [2024-11-09 01:03:28,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 5339 transitions. [2024-11-09 01:03:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-09 01:03:28,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:28,530 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:28,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 01:03:28,530 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:28,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:28,531 INFO L85 PathProgramCache]: Analyzing trace with hash -456859710, now seen corresponding path program 1 times [2024-11-09 01:03:28,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:28,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421067716] [2024-11-09 01:03:28,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:28,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:29,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:29,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421067716] [2024-11-09 01:03:29,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421067716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:29,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:29,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 01:03:29,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225225366] [2024-11-09 01:03:29,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:29,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:03:29,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:29,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:03:29,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:29,015 INFO L87 Difference]: Start difference. First operand 3261 states and 5339 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:29,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:29,120 INFO L93 Difference]: Finished difference Result 6391 states and 10482 transitions. [2024-11-09 01:03:29,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:03:29,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 480 [2024-11-09 01:03:29,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:29,135 INFO L225 Difference]: With dead ends: 6391 [2024-11-09 01:03:29,135 INFO L226 Difference]: Without dead ends: 3277 [2024-11-09 01:03:29,142 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:03:29,143 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 0 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:29,143 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1019 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 01:03:29,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2024-11-09 01:03:29,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 3277. [2024-11-09 01:03:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3277 states, 2988 states have (on average 1.6034136546184738) internal successors, (4791), 2990 states have internal predecessors, (4791), 282 states have call successors, (282), 6 states have call predecessors, (282), 6 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:29,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 3277 states and 5355 transitions. [2024-11-09 01:03:29,317 INFO L78 Accepts]: Start accepts. Automaton has 3277 states and 5355 transitions. Word has length 480 [2024-11-09 01:03:29,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:29,318 INFO L471 AbstractCegarLoop]: Abstraction has 3277 states and 5355 transitions. [2024-11-09 01:03:29,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 5355 transitions. [2024-11-09 01:03:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-09 01:03:29,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:29,325 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:29,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 01:03:29,325 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:29,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:29,326 INFO L85 PathProgramCache]: Analyzing trace with hash -675714428, now seen corresponding path program 1 times [2024-11-09 01:03:29,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:29,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312272916] [2024-11-09 01:03:29,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:29,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:30,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2024-11-09 01:03:30,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:30,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312272916] [2024-11-09 01:03:30,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312272916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:03:30,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:03:30,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 01:03:30,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093629112] [2024-11-09 01:03:30,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:03:30,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 01:03:30,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:30,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 01:03:30,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 01:03:30,879 INFO L87 Difference]: Start difference. First operand 3277 states and 5355 transitions. Second operand has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:31,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:31,529 INFO L93 Difference]: Finished difference Result 7853 states and 12839 transitions. [2024-11-09 01:03:31,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 01:03:31,533 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 480 [2024-11-09 01:03:31,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:31,572 INFO L225 Difference]: With dead ends: 7853 [2024-11-09 01:03:31,572 INFO L226 Difference]: Without dead ends: 4723 [2024-11-09 01:03:31,582 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-09 01:03:31,582 INFO L432 NwaCegarLoop]: 501 mSDtfsCounter, 466 mSDsluCounter, 2210 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 2711 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:31,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [466 Valid, 2711 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 01:03:31,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4723 states. [2024-11-09 01:03:31,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4723 to 3289. [2024-11-09 01:03:31,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3289 states, 3000 states have (on average 1.6023333333333334) internal successors, (4807), 3002 states have internal predecessors, (4807), 282 states have call successors, (282), 6 states have call predecessors, (282), 6 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 3289 states and 5371 transitions. [2024-11-09 01:03:31,772 INFO L78 Accepts]: Start accepts. Automaton has 3289 states and 5371 transitions. Word has length 480 [2024-11-09 01:03:31,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:31,773 INFO L471 AbstractCegarLoop]: Abstraction has 3289 states and 5371 transitions. [2024-11-09 01:03:31,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 1 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2024-11-09 01:03:31,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 5371 transitions. [2024-11-09 01:03:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-09 01:03:31,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:31,779 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:31,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 01:03:31,779 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:31,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:31,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1774343498, now seen corresponding path program 1 times [2024-11-09 01:03:31,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:31,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402035830] [2024-11-09 01:03:31,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:31,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,986 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2024-11-09 01:03:34,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:34,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402035830] [2024-11-09 01:03:34,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402035830] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:03:34,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486767559] [2024-11-09 01:03:34,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:34,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:03:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 01:03:34,989 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) [2024-11-09 01:03:34,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 01:03:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:35,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 1175 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 01:03:35,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 3745 proven. 339 refuted. 0 times theorem prover too weak. 5028 trivial. 0 not checked. [2024-11-09 01:03:38,595 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:03:39,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486767559] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:03:39,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-09 01:03:39,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9] total 10 [2024-11-09 01:03:39,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040406498] [2024-11-09 01:03:39,307 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-09 01:03:39,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 01:03:39,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:39,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 01:03:39,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=148, Unknown=4, NotChecked=0, Total=210 [2024-11-09 01:03:39,310 INFO L87 Difference]: Start difference. First operand 3289 states and 5371 transitions. Second operand has 10 states, 10 states have (on average 23.9) internal successors, (239), 10 states have internal predecessors, (239), 5 states have call successors, (133), 4 states have call predecessors, (133), 6 states have return successors, (134), 5 states have call predecessors, (134), 5 states have call successors, (134) [2024-11-09 01:03:40,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:40,736 INFO L93 Difference]: Finished difference Result 6507 states and 10550 transitions. [2024-11-09 01:03:40,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 01:03:40,737 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 23.9) internal successors, (239), 10 states have internal predecessors, (239), 5 states have call successors, (133), 4 states have call predecessors, (133), 6 states have return successors, (134), 5 states have call predecessors, (134), 5 states have call successors, (134) Word has length 480 [2024-11-09 01:03:40,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:40,753 INFO L225 Difference]: With dead ends: 6507 [2024-11-09 01:03:40,753 INFO L226 Difference]: Without dead ends: 3375 [2024-11-09 01:03:40,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1023 GetRequests, 995 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=257, Invalid=609, Unknown=4, NotChecked=0, Total=870 [2024-11-09 01:03:40,761 INFO L432 NwaCegarLoop]: 366 mSDtfsCounter, 1199 mSDsluCounter, 1196 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 1143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:40,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1200 Valid, 1562 Invalid, 1143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-09 01:03:40,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3375 states. [2024-11-09 01:03:40,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3375 to 3353. [2024-11-09 01:03:40,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3353 states, 3044 states have (on average 1.5653745072273324) internal successors, (4765), 3046 states have internal predecessors, (4765), 282 states have call successors, (282), 26 states have call predecessors, (282), 26 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 3353 states and 5329 transitions. [2024-11-09 01:03:40,963 INFO L78 Accepts]: Start accepts. Automaton has 3353 states and 5329 transitions. Word has length 480 [2024-11-09 01:03:40,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:40,964 INFO L471 AbstractCegarLoop]: Abstraction has 3353 states and 5329 transitions. [2024-11-09 01:03:40,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 23.9) internal successors, (239), 10 states have internal predecessors, (239), 5 states have call successors, (133), 4 states have call predecessors, (133), 6 states have return successors, (134), 5 states have call predecessors, (134), 5 states have call successors, (134) [2024-11-09 01:03:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 5329 transitions. [2024-11-09 01:03:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-09 01:03:40,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:40,970 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:40,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:41,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-09 01:03:41,176 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:41,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:41,176 INFO L85 PathProgramCache]: Analyzing trace with hash -233493401, now seen corresponding path program 1 times [2024-11-09 01:03:41,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:41,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538641177] [2024-11-09 01:03:41,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:41,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 01:03:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-09 01:03:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-09 01:03:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 01:03:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-09 01:03:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 01:03:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-09 01:03:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-09 01:03:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 01:03:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 01:03:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 01:03:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 01:03:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 01:03:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-09 01:03:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 01:03:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-09 01:03:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-09 01:03:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-09 01:03:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-09 01:03:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 01:03:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 01:03:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 01:03:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-09 01:03:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 01:03:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-09 01:03:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 01:03:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-09 01:03:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-09 01:03:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 01:03:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-09 01:03:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-09 01:03:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-09 01:03:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-09 01:03:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 01:03:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-09 01:03:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-09 01:03:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-09 01:03:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-09 01:03:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-09 01:03:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-09 01:03:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-09 01:03:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-09 01:03:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-09 01:03:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-09 01:03:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-09 01:03:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-09 01:03:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 01:03:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-09 01:03:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-09 01:03:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-09 01:03:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-09 01:03:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-09 01:03:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-09 01:03:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-09 01:03:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 01:03:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 01:03:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-09 01:03:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-09 01:03:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-09 01:03:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-09 01:03:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-09 01:03:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-09 01:03:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-09 01:03:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-09 01:03:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-09 01:03:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-09 01:03:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-09 01:03:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-09 01:03:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2024-11-09 01:03:43,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 01:03:43,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538641177] [2024-11-09 01:03:43,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538641177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:03:43,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38102095] [2024-11-09 01:03:43,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:43,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:03:43,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 01:03:43,957 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) [2024-11-09 01:03:43,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 01:03:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:44,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:03:44,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 4441 proven. 120 refuted. 0 times theorem prover too weak. 4551 trivial. 0 not checked. [2024-11-09 01:03:45,485 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:03:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 81 proven. 120 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2024-11-09 01:03:45,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38102095] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:03:45,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 01:03:45,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 17 [2024-11-09 01:03:46,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207334270] [2024-11-09 01:03:46,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 01:03:46,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 01:03:46,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 01:03:46,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 01:03:46,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-11-09 01:03:46,003 INFO L87 Difference]: Start difference. First operand 3353 states and 5329 transitions. Second operand has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 6 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (204), 6 states have call predecessors, (204), 6 states have call successors, (204) [2024-11-09 01:03:49,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:03:49,403 INFO L93 Difference]: Finished difference Result 11527 states and 18398 transitions. [2024-11-09 01:03:49,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 01:03:49,404 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 6 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (204), 6 states have call predecessors, (204), 6 states have call successors, (204) Word has length 482 [2024-11-09 01:03:49,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:03:49,429 INFO L225 Difference]: With dead ends: 11527 [2024-11-09 01:03:49,430 INFO L226 Difference]: Without dead ends: 8347 [2024-11-09 01:03:49,440 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1117 GetRequests, 1091 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=547, Unknown=0, NotChecked=0, Total=756 [2024-11-09 01:03:49,440 INFO L432 NwaCegarLoop]: 829 mSDtfsCounter, 3809 mSDsluCounter, 7135 mSDsCounter, 0 mSdLazyCounter, 3401 mSolverCounterSat, 638 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3944 SdHoareTripleChecker+Valid, 7964 SdHoareTripleChecker+Invalid, 4039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 638 IncrementalHoareTripleChecker+Valid, 3401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-09 01:03:49,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3944 Valid, 7964 Invalid, 4039 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [638 Valid, 3401 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-09 01:03:49,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8347 states. [2024-11-09 01:03:49,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8347 to 4643. [2024-11-09 01:03:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4643 states, 4334 states have (on average 1.5812182741116751) internal successors, (6853), 4336 states have internal predecessors, (6853), 282 states have call successors, (282), 26 states have call predecessors, (282), 26 states have return successors, (282), 280 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 01:03:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 4643 states and 7417 transitions. [2024-11-09 01:03:49,740 INFO L78 Accepts]: Start accepts. Automaton has 4643 states and 7417 transitions. Word has length 482 [2024-11-09 01:03:49,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:03:49,741 INFO L471 AbstractCegarLoop]: Abstraction has 4643 states and 7417 transitions. [2024-11-09 01:03:49,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.11764705882353) internal successors, (274), 17 states have internal predecessors, (274), 6 states have call successors, (204), 3 states have call predecessors, (204), 6 states have return successors, (204), 6 states have call predecessors, (204), 6 states have call successors, (204) [2024-11-09 01:03:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 4643 states and 7417 transitions. [2024-11-09 01:03:49,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-09 01:03:49,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:03:49,748 INFO L215 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 01:03:49,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 01:03:49,948 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,SelfDestructingSolverStorable10 [2024-11-09 01:03:49,949 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:03:49,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:49,950 INFO L85 PathProgramCache]: Analyzing trace with hash 465413860, now seen corresponding path program 1 times [2024-11-09 01:03:49,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 01:03:49,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145514261] [2024-11-09 01:03:49,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:03:49,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms