./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-23.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 ed0b1861101548b730fb063fdf9036ca893ba003f1a5026e39b1db8e4f4805e6 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:51:30,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:51:30,333 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:51:30,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:51:30,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:51:30,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:51:30,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:51:30,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:51:30,371 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:51:30,372 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:51:30,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:51:30,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:51:30,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:51:30,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:51:30,374 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:51:30,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:51:30,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:51:30,375 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:51:30,375 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:51:30,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:51:30,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:51:30,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:51:30,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:51:30,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:51:30,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:51:30,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:51:30,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:51:30,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:51:30,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:51:30,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:51:30,381 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:51:30,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:51:30,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:51:30,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:51:30,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:51:30,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:51:30,383 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:51:30,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:51:30,383 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:51:30,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:51:30,384 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:51:30,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:51:30,384 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed0b1861101548b730fb063fdf9036ca893ba003f1a5026e39b1db8e4f4805e6 [2024-10-14 12:51:30,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:51:30,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:51:30,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:51:30,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:51:30,707 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:51:30,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-23.i [2024-10-14 12:51:32,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:51:32,432 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:51:32,433 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-23.i [2024-10-14 12:51:32,451 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e8c4f4d/e8efff6a92c4438b9b366df679ead6c8/FLAG4c7efcbbc [2024-10-14 12:51:32,466 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e8c4f4d/e8efff6a92c4438b9b366df679ead6c8 [2024-10-14 12:51:32,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:51:32,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:51:32,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:51:32,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:51:32,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:51:32,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:51:32" (1/1) ... [2024-10-14 12:51:32,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3ae55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:32, skipping insertion in model container [2024-10-14 12:51:32,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:51:32" (1/1) ... [2024-10-14 12:51:32,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:51:32,695 WARN L248 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-23.i[916,929] [2024-10-14 12:51:32,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:51:32,949 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:51:32,968 WARN L248 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-23.i[916,929] [2024-10-14 12:51:33,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:51:33,130 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:51:33,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33 WrapperNode [2024-10-14 12:51:33,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:51:33,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:51:33,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:51:33,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:51:33,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,264 INFO L138 Inliner]: procedures = 26, calls = 90, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 760 [2024-10-14 12:51:33,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:51:33,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:51:33,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:51:33,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:51:33,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,298 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,332 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]. [2024-10-14 12:51:33,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:51:33,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:51:33,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:51:33,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:51:33,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (1/1) ... [2024-10-14 12:51:33,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:51:33,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:51:33,442 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) [2024-10-14 12:51:33,444 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 [2024-10-14 12:51:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:51:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:51:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:51:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:51:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:51:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:51:33,751 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:51:33,754 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:51:34,973 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-10-14 12:51:34,974 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:51:35,045 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:51:35,045 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:51:35,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:51:35 BoogieIcfgContainer [2024-10-14 12:51:35,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:51:35,048 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:51:35,048 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:51:35,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:51:35,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:51:32" (1/3) ... [2024-10-14 12:51:35,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41e918ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:51:35, skipping insertion in model container [2024-10-14 12:51:35,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:51:33" (2/3) ... [2024-10-14 12:51:35,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41e918ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:51:35, skipping insertion in model container [2024-10-14 12:51:35,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:51:35" (3/3) ... [2024-10-14 12:51:35,056 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-23.i [2024-10-14 12:51:35,074 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:51:35,074 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:51:35,154 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:51:35,162 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;@665fea0c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:51:35,163 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:51:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 298 states, 218 states have (on average 1.5504587155963303) internal successors, (338), 219 states have internal predecessors, (338), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-10-14 12:51:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:35,226 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:35,227 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:35,228 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:35,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:35,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1905146517, now seen corresponding path program 1 times [2024-10-14 12:51:35,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:35,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991635443] [2024-10-14 12:51:35,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:35,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:36,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:36,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991635443] [2024-10-14 12:51:36,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991635443] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:36,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:36,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:36,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395360941] [2024-10-14 12:51:36,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:36,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:36,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:36,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:36,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:36,978 INFO L87 Difference]: Start difference. First operand has 298 states, 218 states have (on average 1.5504587155963303) internal successors, (338), 219 states have internal predecessors, (338), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-10-14 12:51:37,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:37,490 INFO L93 Difference]: Finished difference Result 592 states and 1057 transitions. [2024-10-14 12:51:37,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:37,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) Word has length 526 [2024-10-14 12:51:37,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:37,509 INFO L225 Difference]: With dead ends: 592 [2024-10-14 12:51:37,510 INFO L226 Difference]: Without dead ends: 295 [2024-10-14 12:51:37,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:51:37,519 INFO L432 NwaCegarLoop]: 432 mSDtfsCounter, 367 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 367 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:37,521 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [367 Valid, 710 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:51:37,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-10-14 12:51:37,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2024-10-14 12:51:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 216 states have (on average 1.5185185185185186) internal successors, (328), 216 states have internal predecessors, (328), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-10-14 12:51:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 482 transitions. [2024-10-14 12:51:37,602 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 482 transitions. Word has length 526 [2024-10-14 12:51:37,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:37,607 INFO L471 AbstractCegarLoop]: Abstraction has 295 states and 482 transitions. [2024-10-14 12:51:37,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-10-14 12:51:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 482 transitions. [2024-10-14 12:51:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:37,621 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:37,622 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:37,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:51:37,622 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:37,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:37,623 INFO L85 PathProgramCache]: Analyzing trace with hash 2077915671, now seen corresponding path program 1 times [2024-10-14 12:51:37,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:37,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738291043] [2024-10-14 12:51:37,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:37,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:37,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,227 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:38,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:38,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738291043] [2024-10-14 12:51:38,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738291043] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:38,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:38,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:38,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146841173] [2024-10-14 12:51:38,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:38,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:38,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:38,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:38,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:38,231 INFO L87 Difference]: Start difference. First operand 295 states and 482 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:38,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:38,370 INFO L93 Difference]: Finished difference Result 883 states and 1444 transitions. [2024-10-14 12:51:38,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:38,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 526 [2024-10-14 12:51:38,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:38,378 INFO L225 Difference]: With dead ends: 883 [2024-10-14 12:51:38,378 INFO L226 Difference]: Without dead ends: 589 [2024-10-14 12:51:38,379 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:38,380 INFO L432 NwaCegarLoop]: 475 mSDtfsCounter, 473 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 944 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:38,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 944 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:51:38,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2024-10-14 12:51:38,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 587. [2024-10-14 12:51:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 430 states have (on average 1.513953488372093) internal successors, (651), 430 states have internal predecessors, (651), 154 states have call successors, (154), 2 states have call predecessors, (154), 2 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2024-10-14 12:51:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 959 transitions. [2024-10-14 12:51:38,497 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 959 transitions. Word has length 526 [2024-10-14 12:51:38,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:38,501 INFO L471 AbstractCegarLoop]: Abstraction has 587 states and 959 transitions. [2024-10-14 12:51:38,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 959 transitions. [2024-10-14 12:51:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:38,512 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:38,512 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:38,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:51:38,512 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:38,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:38,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1201896665, now seen corresponding path program 1 times [2024-10-14 12:51:38,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:38,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861146497] [2024-10-14 12:51:38,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:38,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:38,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:38,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:39,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:39,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861146497] [2024-10-14 12:51:39,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861146497] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:39,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:39,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:39,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662135376] [2024-10-14 12:51:39,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:39,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:39,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:39,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:39,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:39,092 INFO L87 Difference]: Start difference. First operand 587 states and 959 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:39,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:39,227 INFO L93 Difference]: Finished difference Result 1747 states and 2854 transitions. [2024-10-14 12:51:39,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:39,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 526 [2024-10-14 12:51:39,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:39,239 INFO L225 Difference]: With dead ends: 1747 [2024-10-14 12:51:39,239 INFO L226 Difference]: Without dead ends: 1161 [2024-10-14 12:51:39,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:39,244 INFO L432 NwaCegarLoop]: 896 mSDtfsCounter, 460 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 1360 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:39,244 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [460 Valid, 1360 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:51:39,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2024-10-14 12:51:39,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 743. [2024-10-14 12:51:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 586 states have (on average 1.5511945392491469) internal successors, (909), 586 states have internal predecessors, (909), 154 states have call successors, (154), 2 states have call predecessors, (154), 2 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2024-10-14 12:51:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1217 transitions. [2024-10-14 12:51:39,345 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1217 transitions. Word has length 526 [2024-10-14 12:51:39,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:39,346 INFO L471 AbstractCegarLoop]: Abstraction has 743 states and 1217 transitions. [2024-10-14 12:51:39,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1217 transitions. [2024-10-14 12:51:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:39,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:39,356 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:39,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 12:51:39,356 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:39,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:39,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1706285221, now seen corresponding path program 1 times [2024-10-14 12:51:39,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:39,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379397188] [2024-10-14 12:51:39,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:39,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:39,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:39,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379397188] [2024-10-14 12:51:39,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379397188] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:39,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:39,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:39,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335514791] [2024-10-14 12:51:39,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:39,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:39,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:39,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:39,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:39,944 INFO L87 Difference]: Start difference. First operand 743 states and 1217 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:40,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:40,147 INFO L93 Difference]: Finished difference Result 1872 states and 3068 transitions. [2024-10-14 12:51:40,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:40,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 526 [2024-10-14 12:51:40,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:40,155 INFO L225 Difference]: With dead ends: 1872 [2024-10-14 12:51:40,155 INFO L226 Difference]: Without dead ends: 1130 [2024-10-14 12:51:40,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:40,162 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 475 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:40,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 975 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:51:40,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1130 states. [2024-10-14 12:51:40,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1130 to 831. [2024-10-14 12:51:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 831 states, 674 states have (on average 1.556379821958457) internal successors, (1049), 674 states have internal predecessors, (1049), 154 states have call successors, (154), 2 states have call predecessors, (154), 2 states have return successors, (154), 154 states have call predecessors, (154), 154 states have call successors, (154) [2024-10-14 12:51:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1357 transitions. [2024-10-14 12:51:40,272 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1357 transitions. Word has length 526 [2024-10-14 12:51:40,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:40,274 INFO L471 AbstractCegarLoop]: Abstraction has 831 states and 1357 transitions. [2024-10-14 12:51:40,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:40,275 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1357 transitions. [2024-10-14 12:51:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:40,284 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:40,285 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:40,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 12:51:40,285 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:40,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:40,286 INFO L85 PathProgramCache]: Analyzing trace with hash 962940955, now seen corresponding path program 1 times [2024-10-14 12:51:40,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:40,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181205850] [2024-10-14 12:51:40,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:40,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:40,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:40,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181205850] [2024-10-14 12:51:40,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181205850] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:40,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:40,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:40,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975709833] [2024-10-14 12:51:40,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:40,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:40,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:40,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:40,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:40,769 INFO L87 Difference]: Start difference. First operand 831 states and 1357 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:41,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:41,027 INFO L93 Difference]: Finished difference Result 2285 states and 3727 transitions. [2024-10-14 12:51:41,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:41,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 526 [2024-10-14 12:51:41,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:41,037 INFO L225 Difference]: With dead ends: 2285 [2024-10-14 12:51:41,037 INFO L226 Difference]: Without dead ends: 1455 [2024-10-14 12:51:41,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:41,040 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 259 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:41,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 925 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:51:41,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2024-10-14 12:51:41,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1451. [2024-10-14 12:51:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1236 states have (on average 1.5728155339805825) internal successors, (1944), 1238 states have internal predecessors, (1944), 210 states have call successors, (210), 4 states have call predecessors, (210), 4 states have return successors, (210), 208 states have call predecessors, (210), 210 states have call successors, (210) [2024-10-14 12:51:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 2364 transitions. [2024-10-14 12:51:41,166 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 2364 transitions. Word has length 526 [2024-10-14 12:51:41,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:41,167 INFO L471 AbstractCegarLoop]: Abstraction has 1451 states and 2364 transitions. [2024-10-14 12:51:41,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2364 transitions. [2024-10-14 12:51:41,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2024-10-14 12:51:41,177 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:41,178 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:41,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 12:51:41,178 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:41,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:41,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1945822947, now seen corresponding path program 1 times [2024-10-14 12:51:41,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:41,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462623089] [2024-10-14 12:51:41,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:41,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 93 proven. 135 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:51:44,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:44,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462623089] [2024-10-14 12:51:44,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462623089] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:51:44,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354580311] [2024-10-14 12:51:44,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:44,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:51:44,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:51:44,758 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) [2024-10-14 12:51:44,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 12:51:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:45,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:51:45,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:51:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 5838 proven. 99 refuted. 0 times theorem prover too weak. 5767 trivial. 0 not checked. [2024-10-14 12:51:45,830 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:51:46,429 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 129 proven. 99 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:51:46,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354580311] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:51:46,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:51:46,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-14 12:51:46,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632994878] [2024-10-14 12:51:46,430 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:51:46,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 12:51:46,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:46,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 12:51:46,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:51:46,433 INFO L87 Difference]: Start difference. First operand 1451 states and 2364 transitions. Second operand has 9 states, 9 states have (on average 33.44444444444444) internal successors, (301), 9 states have internal predecessors, (301), 4 states have call successors, (155), 2 states have call predecessors, (155), 4 states have return successors, (157), 4 states have call predecessors, (157), 4 states have call successors, (157) [2024-10-14 12:51:47,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:47,481 INFO L93 Difference]: Finished difference Result 2921 states and 4735 transitions. [2024-10-14 12:51:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 12:51:47,483 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 33.44444444444444) internal successors, (301), 9 states have internal predecessors, (301), 4 states have call successors, (155), 2 states have call predecessors, (155), 4 states have return successors, (157), 4 states have call predecessors, (157), 4 states have call successors, (157) Word has length 526 [2024-10-14 12:51:47,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:47,494 INFO L225 Difference]: With dead ends: 2921 [2024-10-14 12:51:47,494 INFO L226 Difference]: Without dead ends: 1471 [2024-10-14 12:51:47,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1218 GetRequests, 1202 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-10-14 12:51:47,499 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 1030 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1032 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:47,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1032 Valid, 965 Invalid, 834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [366 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 12:51:47,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2024-10-14 12:51:47,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 1459. [2024-10-14 12:51:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1459 states, 1240 states have (on average 1.5451612903225806) internal successors, (1916), 1242 states have internal predecessors, (1916), 210 states have call successors, (210), 8 states have call predecessors, (210), 8 states have return successors, (210), 208 states have call predecessors, (210), 210 states have call successors, (210) [2024-10-14 12:51:47,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 2336 transitions. [2024-10-14 12:51:47,668 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 2336 transitions. Word has length 526 [2024-10-14 12:51:47,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:47,668 INFO L471 AbstractCegarLoop]: Abstraction has 1459 states and 2336 transitions. [2024-10-14 12:51:47,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 33.44444444444444) internal successors, (301), 9 states have internal predecessors, (301), 4 states have call successors, (155), 2 states have call predecessors, (155), 4 states have return successors, (157), 4 states have call predecessors, (157), 4 states have call successors, (157) [2024-10-14 12:51:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2336 transitions. [2024-10-14 12:51:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-14 12:51:47,675 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:47,675 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:47,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 12:51:47,879 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,SelfDestructingSolverStorable5 [2024-10-14 12:51:47,880 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:47,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:47,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1846958566, now seen corresponding path program 1 times [2024-10-14 12:51:47,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:47,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545452799] [2024-10-14 12:51:47,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:47,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:48,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:48,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545452799] [2024-10-14 12:51:48,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545452799] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:48,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:48,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:48,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119448204] [2024-10-14 12:51:48,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:48,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:48,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:48,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:48,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:48,602 INFO L87 Difference]: Start difference. First operand 1459 states and 2336 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:48,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:48,858 INFO L93 Difference]: Finished difference Result 4169 states and 6678 transitions. [2024-10-14 12:51:48,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:48,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 527 [2024-10-14 12:51:48,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:48,873 INFO L225 Difference]: With dead ends: 4169 [2024-10-14 12:51:48,873 INFO L226 Difference]: Without dead ends: 2711 [2024-10-14 12:51:48,878 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:48,879 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 279 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 987 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:48,879 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 987 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:51:48,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2711 states. [2024-10-14 12:51:49,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2711 to 2705. [2024-10-14 12:51:49,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2705 states, 2386 states have (on average 1.556580050293378) internal successors, (3714), 2392 states have internal predecessors, (3714), 306 states have call successors, (306), 12 states have call predecessors, (306), 12 states have return successors, (306), 300 states have call predecessors, (306), 306 states have call successors, (306) [2024-10-14 12:51:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 2705 states and 4326 transitions. [2024-10-14 12:51:49,186 INFO L78 Accepts]: Start accepts. Automaton has 2705 states and 4326 transitions. Word has length 527 [2024-10-14 12:51:49,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:49,187 INFO L471 AbstractCegarLoop]: Abstraction has 2705 states and 4326 transitions. [2024-10-14 12:51:49,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:49,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 4326 transitions. [2024-10-14 12:51:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-14 12:51:49,193 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:49,194 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:49,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 12:51:49,194 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:49,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:49,195 INFO L85 PathProgramCache]: Analyzing trace with hash 519736028, now seen corresponding path program 1 times [2024-10-14 12:51:49,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:49,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24634157] [2024-10-14 12:51:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:49,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:50,360 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:50,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:50,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24634157] [2024-10-14 12:51:50,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24634157] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:50,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:50,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 12:51:50,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947114802] [2024-10-14 12:51:50,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:50,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 12:51:50,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:50,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 12:51:50,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:51:50,363 INFO L87 Difference]: Start difference. First operand 2705 states and 4326 transitions. Second operand has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:50,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:50,944 INFO L93 Difference]: Finished difference Result 7679 states and 12283 transitions. [2024-10-14 12:51:50,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:51:50,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 527 [2024-10-14 12:51:50,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:50,970 INFO L225 Difference]: With dead ends: 7679 [2024-10-14 12:51:50,971 INFO L226 Difference]: Without dead ends: 4929 [2024-10-14 12:51:50,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-14 12:51:50,980 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 474 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 2327 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:50,982 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 2327 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 12:51:50,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4929 states. [2024-10-14 12:51:51,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4929 to 2859. [2024-10-14 12:51:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2459 states have (on average 1.5441236274908499) internal successors, (3797), 2465 states have internal predecessors, (3797), 383 states have call successors, (383), 16 states have call predecessors, (383), 16 states have return successors, (383), 377 states have call predecessors, (383), 383 states have call successors, (383) [2024-10-14 12:51:51,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 4563 transitions. [2024-10-14 12:51:51,316 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 4563 transitions. Word has length 527 [2024-10-14 12:51:51,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:51,317 INFO L471 AbstractCegarLoop]: Abstraction has 2859 states and 4563 transitions. [2024-10-14 12:51:51,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 4563 transitions. [2024-10-14 12:51:51,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-10-14 12:51:51,323 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:51,324 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:51,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 12:51:51,324 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:51,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:51,324 INFO L85 PathProgramCache]: Analyzing trace with hash -197747592, now seen corresponding path program 1 times [2024-10-14 12:51:51,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:51,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103238879] [2024-10-14 12:51:51,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:51,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:51,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:51,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103238879] [2024-10-14 12:51:51,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103238879] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:51,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:51,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 12:51:51,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102632091] [2024-10-14 12:51:51,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:51,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 12:51:51,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:51,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 12:51:51,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:51,859 INFO L87 Difference]: Start difference. First operand 2859 states and 4563 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:52,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:52,187 INFO L93 Difference]: Finished difference Result 5623 states and 8977 transitions. [2024-10-14 12:51:52,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 12:51:52,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 528 [2024-10-14 12:51:52,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:52,205 INFO L225 Difference]: With dead ends: 5623 [2024-10-14 12:51:52,205 INFO L226 Difference]: Without dead ends: 2919 [2024-10-14 12:51:52,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 12:51:52,214 INFO L432 NwaCegarLoop]: 762 mSDtfsCounter, 318 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:52,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1212 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 12:51:52,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2919 states. [2024-10-14 12:51:52,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2919 to 2351. [2024-10-14 12:51:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2351 states, 2057 states have (on average 1.56490034030141) internal successors, (3219), 2059 states have internal predecessors, (3219), 279 states have call successors, (279), 14 states have call predecessors, (279), 14 states have return successors, (279), 277 states have call predecessors, (279), 279 states have call successors, (279) [2024-10-14 12:51:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 2351 states and 3777 transitions. [2024-10-14 12:51:52,477 INFO L78 Accepts]: Start accepts. Automaton has 2351 states and 3777 transitions. Word has length 528 [2024-10-14 12:51:52,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:52,478 INFO L471 AbstractCegarLoop]: Abstraction has 2351 states and 3777 transitions. [2024-10-14 12:51:52,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3777 transitions. [2024-10-14 12:51:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-10-14 12:51:52,489 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:52,489 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:52,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 12:51:52,489 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:52,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:52,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1192441290, now seen corresponding path program 1 times [2024-10-14 12:51:52,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:52,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026516280] [2024-10-14 12:51:52,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:52,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:53,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:54,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:51:54,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:54,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026516280] [2024-10-14 12:51:54,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026516280] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:51:54,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:51:54,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 12:51:54,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477183849] [2024-10-14 12:51:54,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:51:54,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 12:51:54,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:54,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 12:51:54,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:54,143 INFO L87 Difference]: Start difference. First operand 2351 states and 3777 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:54,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:51:54,522 INFO L93 Difference]: Finished difference Result 5227 states and 8381 transitions. [2024-10-14 12:51:54,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 12:51:54,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 528 [2024-10-14 12:51:54,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:51:54,538 INFO L225 Difference]: With dead ends: 5227 [2024-10-14 12:51:54,538 INFO L226 Difference]: Without dead ends: 3031 [2024-10-14 12:51:54,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 12:51:54,544 INFO L432 NwaCegarLoop]: 539 mSDtfsCounter, 490 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 12:51:54,546 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1025 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 12:51:54,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3031 states. [2024-10-14 12:51:54,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3031 to 2981. [2024-10-14 12:51:54,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2621 states have (on average 1.558565433040824) internal successors, (4085), 2625 states have internal predecessors, (4085), 339 states have call successors, (339), 20 states have call predecessors, (339), 20 states have return successors, (339), 335 states have call predecessors, (339), 339 states have call successors, (339) [2024-10-14 12:51:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 4763 transitions. [2024-10-14 12:51:54,806 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 4763 transitions. Word has length 528 [2024-10-14 12:51:54,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:51:54,807 INFO L471 AbstractCegarLoop]: Abstraction has 2981 states and 4763 transitions. [2024-10-14 12:51:54,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:51:54,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 4763 transitions. [2024-10-14 12:51:54,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-10-14 12:51:54,815 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:51:54,816 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:51:54,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 12:51:54,816 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:51:54,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:51:54,816 INFO L85 PathProgramCache]: Analyzing trace with hash 2081457652, now seen corresponding path program 1 times [2024-10-14 12:51:54,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:51:54,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803642759] [2024-10-14 12:51:54,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:54,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:51:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:51:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:51:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:51:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:51:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:51:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:51:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:51:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:51:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:51:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:51:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:51:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:51:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:51:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:51:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:51:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:51:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:51:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:51:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:51:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:51:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:51:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:51:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:51:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:51:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:51:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:51:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:51:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:51:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:51:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:51:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:51:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:51:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:51:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:51:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:51:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:51:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:51:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:51:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:51:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:51:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:51:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:51:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:51:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:51:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:51:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:51:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:56,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:51:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:51:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:51:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:51:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:51:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:51:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:51:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:51:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:51:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:51:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:51:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:51:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:51:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:51:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:51:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:51:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:51:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:51:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:51:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:51:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:51:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:51:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:51:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:51:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:51:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:51:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:51:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:51:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:51:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:51:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:51:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 114 proven. 114 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:51:57,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:51:57,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803642759] [2024-10-14 12:51:57,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803642759] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:51:57,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024280786] [2024-10-14 12:51:57,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:51:57,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:51:57,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:51:57,201 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) [2024-10-14 12:51:57,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 12:51:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:51:57,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 1301 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 12:51:57,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:51:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 4206 proven. 51 refuted. 0 times theorem prover too weak. 7447 trivial. 0 not checked. [2024-10-14 12:51:58,132 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:51:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 177 proven. 51 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:51:58,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024280786] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:51:58,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:51:58,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 13 [2024-10-14 12:51:58,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726206871] [2024-10-14 12:51:58,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:51:58,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 12:51:58,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:51:58,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 12:51:58,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-10-14 12:51:58,694 INFO L87 Difference]: Start difference. First operand 2981 states and 4763 transitions. Second operand has 13 states, 13 states have (on average 26.615384615384617) internal successors, (346), 13 states have internal predecessors, (346), 4 states have call successors, (132), 2 states have call predecessors, (132), 4 states have return successors, (134), 4 states have call predecessors, (134), 4 states have call successors, (134) [2024-10-14 12:52:01,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:52:01,842 INFO L93 Difference]: Finished difference Result 11303 states and 17938 transitions. [2024-10-14 12:52:01,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-14 12:52:01,843 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 26.615384615384617) internal successors, (346), 13 states have internal predecessors, (346), 4 states have call successors, (132), 2 states have call predecessors, (132), 4 states have return successors, (134), 4 states have call predecessors, (134), 4 states have call successors, (134) Word has length 528 [2024-10-14 12:52:01,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:52:01,890 INFO L225 Difference]: With dead ends: 11303 [2024-10-14 12:52:01,890 INFO L226 Difference]: Without dead ends: 8471 [2024-10-14 12:52:01,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1248 GetRequests, 1204 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 541 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=497, Invalid=1573, Unknown=0, NotChecked=0, Total=2070 [2024-10-14 12:52:01,898 INFO L432 NwaCegarLoop]: 726 mSDtfsCounter, 2441 mSDsluCounter, 2467 mSDsCounter, 0 mSdLazyCounter, 1729 mSolverCounterSat, 1246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2443 SdHoareTripleChecker+Valid, 3193 SdHoareTripleChecker+Invalid, 2975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1246 IncrementalHoareTripleChecker+Valid, 1729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-14 12:52:01,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2443 Valid, 3193 Invalid, 2975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1246 Valid, 1729 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-14 12:52:01,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8471 states. [2024-10-14 12:52:02,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8471 to 5065. [2024-10-14 12:52:02,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5065 states, 4699 states have (on average 1.5814002979357311) internal successors, (7431), 4703 states have internal predecessors, (7431), 339 states have call successors, (339), 26 states have call predecessors, (339), 26 states have return successors, (339), 335 states have call predecessors, (339), 339 states have call successors, (339) [2024-10-14 12:52:02,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 5065 states and 8109 transitions. [2024-10-14 12:52:02,247 INFO L78 Accepts]: Start accepts. Automaton has 5065 states and 8109 transitions. Word has length 528 [2024-10-14 12:52:02,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:52:02,248 INFO L471 AbstractCegarLoop]: Abstraction has 5065 states and 8109 transitions. [2024-10-14 12:52:02,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 26.615384615384617) internal successors, (346), 13 states have internal predecessors, (346), 4 states have call successors, (132), 2 states have call predecessors, (132), 4 states have return successors, (134), 4 states have call predecessors, (134), 4 states have call successors, (134) [2024-10-14 12:52:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 5065 states and 8109 transitions. [2024-10-14 12:52:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-10-14 12:52:02,258 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:52:02,259 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:52:02,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-14 12:52:02,462 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 [2024-10-14 12:52:02,463 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:52:02,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:52:02,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1099017204, now seen corresponding path program 1 times [2024-10-14 12:52:02,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:52:02,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787101203] [2024-10-14 12:52:02,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:52:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:52:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:52:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:52:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:52:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:52:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:52:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:52:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:52:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:52:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:52:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:52:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:52:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:52:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:52:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:52:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:52:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:52:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:52:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:52:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:52:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:52:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:52:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:52:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:52:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:52:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:52:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:52:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:52:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:52:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:52:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:52:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:52:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:52:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:52:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:52:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:52:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:52:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:52:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:52:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:52:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:52:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:52:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:52:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:52:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:52:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:52:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:52:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:52:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:52:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:52:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:52:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:52:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:52:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:52:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:52:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:52:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:52:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:52:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:52:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:52:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:52:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:52:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:52:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:52:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:52:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:52:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:52:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:52:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:52:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:52:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:52:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:52:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:52:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:52:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:52:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:52:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:52:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:52:03,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:52:03,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787101203] [2024-10-14 12:52:03,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787101203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:52:03,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:52:03,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:52:03,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217805786] [2024-10-14 12:52:03,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:52:03,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:52:03,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:52:03,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:52:03,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:52:03,746 INFO L87 Difference]: Start difference. First operand 5065 states and 8109 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:52:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:52:05,314 INFO L93 Difference]: Finished difference Result 14921 states and 23642 transitions. [2024-10-14 12:52:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 12:52:05,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 528 [2024-10-14 12:52:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:52:05,346 INFO L225 Difference]: With dead ends: 14921 [2024-10-14 12:52:05,346 INFO L226 Difference]: Without dead ends: 10019 [2024-10-14 12:52:05,357 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-14 12:52:05,358 INFO L432 NwaCegarLoop]: 883 mSDtfsCounter, 956 mSDsluCounter, 1024 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-14 12:52:05,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [956 Valid, 1907 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-14 12:52:05,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10019 states. [2024-10-14 12:52:05,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10019 to 9143. [2024-10-14 12:52:05,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9143 states, 8472 states have (on average 1.5642115203021718) internal successors, (13252), 8484 states have internal predecessors, (13252), 621 states have call successors, (621), 49 states have call predecessors, (621), 49 states have return successors, (621), 609 states have call predecessors, (621), 621 states have call successors, (621) [2024-10-14 12:52:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9143 states to 9143 states and 14494 transitions. [2024-10-14 12:52:05,977 INFO L78 Accepts]: Start accepts. Automaton has 9143 states and 14494 transitions. Word has length 528 [2024-10-14 12:52:05,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:52:05,978 INFO L471 AbstractCegarLoop]: Abstraction has 9143 states and 14494 transitions. [2024-10-14 12:52:05,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:52:05,979 INFO L276 IsEmpty]: Start isEmpty. Operand 9143 states and 14494 transitions. [2024-10-14 12:52:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-10-14 12:52:05,999 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:52:05,999 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:52:05,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 12:52:06,000 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:52:06,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:52:06,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1685579948, now seen corresponding path program 1 times [2024-10-14 12:52:06,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:52:06,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473634209] [2024-10-14 12:52:06,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:06,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:52:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:52:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:52:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:52:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:52:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:52:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:52:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:52:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:52:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:52:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:52:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:52:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:52:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:52:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:52:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:52:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:52:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:52:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:52:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:52:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:52:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:52:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:52:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:52:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:52:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:52:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:52:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:52:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:52:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:52:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:52:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:52:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:52:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:52:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:52:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:52:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:52:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:52:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:52:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:52:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:52:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:52:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:52:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:52:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:52:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:52:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:52:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:52:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:52:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:52:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:52:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:52:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:52:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:52:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:52:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:52:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:52:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:52:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:52:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:52:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:52:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:52:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:52:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:52:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:52:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:52:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:52:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:52:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:52:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:52:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:52:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:52:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:52:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:52:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:52:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:52:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:52:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:52:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 123 proven. 105 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:52:07,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:52:07,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473634209] [2024-10-14 12:52:07,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473634209] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:52:07,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194939010] [2024-10-14 12:52:07,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:07,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:52:07,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:52:07,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:52:07,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 12:52:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:08,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 12:52:08,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:52:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 5898 proven. 105 refuted. 0 times theorem prover too weak. 5701 trivial. 0 not checked. [2024-10-14 12:52:08,655 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:52:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 123 proven. 105 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:52:09,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194939010] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:52:09,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:52:09,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-14 12:52:09,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910530571] [2024-10-14 12:52:09,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:52:09,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 12:52:09,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:52:09,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 12:52:09,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 12:52:09,086 INFO L87 Difference]: Start difference. First operand 9143 states and 14494 transitions. Second operand has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (147), 2 states have call predecessors, (147), 4 states have return successors, (148), 3 states have call predecessors, (148), 3 states have call successors, (148) [2024-10-14 12:52:09,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:52:09,891 INFO L93 Difference]: Finished difference Result 18209 states and 28828 transitions. [2024-10-14 12:52:09,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 12:52:09,892 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (147), 2 states have call predecessors, (147), 4 states have return successors, (148), 3 states have call predecessors, (148), 3 states have call successors, (148) Word has length 528 [2024-10-14 12:52:09,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:52:09,923 INFO L225 Difference]: With dead ends: 18209 [2024-10-14 12:52:09,923 INFO L226 Difference]: Without dead ends: 9233 [2024-10-14 12:52:09,941 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1215 GetRequests, 1205 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-10-14 12:52:09,942 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 540 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:52:09,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 951 Invalid, 563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:52:09,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9233 states. [2024-10-14 12:52:10,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9233 to 9163. [2024-10-14 12:52:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9163 states, 8487 states have (on average 1.5504889831507012) internal successors, (13159), 8499 states have internal predecessors, (13159), 621 states have call successors, (621), 54 states have call predecessors, (621), 54 states have return successors, (621), 609 states have call predecessors, (621), 621 states have call successors, (621) [2024-10-14 12:52:10,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9163 states to 9163 states and 14401 transitions. [2024-10-14 12:52:10,600 INFO L78 Accepts]: Start accepts. Automaton has 9163 states and 14401 transitions. Word has length 528 [2024-10-14 12:52:10,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:52:10,601 INFO L471 AbstractCegarLoop]: Abstraction has 9163 states and 14401 transitions. [2024-10-14 12:52:10,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (147), 2 states have call predecessors, (147), 4 states have return successors, (148), 3 states have call predecessors, (148), 3 states have call successors, (148) [2024-10-14 12:52:10,602 INFO L276 IsEmpty]: Start isEmpty. Operand 9163 states and 14401 transitions. [2024-10-14 12:52:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-14 12:52:10,618 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:52:10,618 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:52:10,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 12:52:10,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:52:10,820 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:52:10,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:52:10,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2058935111, now seen corresponding path program 1 times [2024-10-14 12:52:10,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:52:10,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515783019] [2024-10-14 12:52:10,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:10,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:52:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:52:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:52:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:52:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:52:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:52:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:52:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:52:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:52:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:52:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:52:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:52:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:52:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:52:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:52:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:52:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:52:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:52:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:52:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:52:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:52:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:52:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:52:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:52:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:52:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:52:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:52:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:52:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:52:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:52:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:52:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:52:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:52:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:52:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:52:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:52:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:52:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:52:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:52:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:52:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:52:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:52:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:52:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:52:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:52:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:52:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:52:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:52:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:52:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:52:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:52:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:52:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:52:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:52:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:52:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:52:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:52:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:52:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:52:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:52:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:52:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:52:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:52:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:52:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:52:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:52:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:52:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:52:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:52:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:52:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:52:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:52:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:52:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:52:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:52:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:52:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:52:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:52:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:52:11,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:52:11,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515783019] [2024-10-14 12:52:11,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515783019] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:52:11,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:52:11,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 12:52:11,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962088841] [2024-10-14 12:52:11,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:52:11,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 12:52:11,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:52:11,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 12:52:11,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 12:52:11,698 INFO L87 Difference]: Start difference. First operand 9163 states and 14401 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:52:13,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:52:13,104 INFO L93 Difference]: Finished difference Result 30683 states and 48004 transitions. [2024-10-14 12:52:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 12:52:13,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 529 [2024-10-14 12:52:13,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:52:13,176 INFO L225 Difference]: With dead ends: 30683 [2024-10-14 12:52:13,177 INFO L226 Difference]: Without dead ends: 21691 [2024-10-14 12:52:13,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 12:52:13,196 INFO L432 NwaCegarLoop]: 964 mSDtfsCounter, 1013 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 2356 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 12:52:13,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1013 Valid, 2356 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 12:52:13,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21691 states. [2024-10-14 12:52:14,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21691 to 20097. [2024-10-14 12:52:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20097 states, 18831 states have (on average 1.5439966013488398) internal successors, (29075), 18855 states have internal predecessors, (29075), 1165 states have call successors, (1165), 100 states have call predecessors, (1165), 100 states have return successors, (1165), 1141 states have call predecessors, (1165), 1165 states have call successors, (1165) [2024-10-14 12:52:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20097 states to 20097 states and 31405 transitions. [2024-10-14 12:52:14,611 INFO L78 Accepts]: Start accepts. Automaton has 20097 states and 31405 transitions. Word has length 529 [2024-10-14 12:52:14,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:52:14,612 INFO L471 AbstractCegarLoop]: Abstraction has 20097 states and 31405 transitions. [2024-10-14 12:52:14,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-10-14 12:52:14,613 INFO L276 IsEmpty]: Start isEmpty. Operand 20097 states and 31405 transitions. [2024-10-14 12:52:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-14 12:52:14,630 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:52:14,631 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:52:14,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 12:52:14,631 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:52:14,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:52:14,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1671065127, now seen corresponding path program 1 times [2024-10-14 12:52:14,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:52:14,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639460494] [2024-10-14 12:52:14,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:14,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:52:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:52:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:52:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:52:15,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:52:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:52:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:52:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:52:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:52:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:52:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:52:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:52:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:52:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:52:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:52:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:52:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:52:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:52:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:52:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:52:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:52:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:52:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:52:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:52:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:52:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:15,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:52:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:52:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:52:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:52:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:52:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:52:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:52:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:52:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:52:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:52:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:52:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:52:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:52:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:52:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:52:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:52:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:52:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:52:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:52:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:52:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:52:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:52:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:52:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:52:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:52:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:52:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:52:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:52:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:52:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:52:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:52:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:52:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:52:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:52:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:52:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:52:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:52:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:52:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:52:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:52:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:52:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:52:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:52:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:52:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:52:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:52:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:52:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:52:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:52:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:52:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:52:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:52:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:52:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-10-14 12:52:16,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:52:16,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639460494] [2024-10-14 12:52:16,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639460494] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:52:16,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:52:16,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 12:52:16,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103412207] [2024-10-14 12:52:16,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:52:16,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 12:52:16,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:52:16,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 12:52:16,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-10-14 12:52:16,313 INFO L87 Difference]: Start difference. First operand 20097 states and 31405 transitions. Second operand has 10 states, 10 states have (on average 14.8) internal successors, (148), 10 states have internal predecessors, (148), 3 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-10-14 12:52:21,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:52:21,428 INFO L93 Difference]: Finished difference Result 57669 states and 88801 transitions. [2024-10-14 12:52:21,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-14 12:52:21,428 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 14.8) internal successors, (148), 10 states have internal predecessors, (148), 3 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 530 [2024-10-14 12:52:21,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:52:21,517 INFO L225 Difference]: With dead ends: 57669 [2024-10-14 12:52:21,517 INFO L226 Difference]: Without dead ends: 37743 [2024-10-14 12:52:21,559 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=151, Invalid=355, Unknown=0, NotChecked=0, Total=506 [2024-10-14 12:52:21,560 INFO L432 NwaCegarLoop]: 895 mSDtfsCounter, 2883 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 627 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2883 SdHoareTripleChecker+Valid, 4657 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 627 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-14 12:52:21,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2883 Valid, 4657 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [627 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-14 12:52:21,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37743 states. [2024-10-14 12:52:24,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37743 to 35653. [2024-10-14 12:52:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35653 states, 32922 states have (on average 1.5104793147439401) internal successors, (49728), 33002 states have internal predecessors, (49728), 2473 states have call successors, (2473), 257 states have call predecessors, (2473), 257 states have return successors, (2473), 2393 states have call predecessors, (2473), 2473 states have call successors, (2473) [2024-10-14 12:52:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35653 states to 35653 states and 54674 transitions. [2024-10-14 12:52:24,347 INFO L78 Accepts]: Start accepts. Automaton has 35653 states and 54674 transitions. Word has length 530 [2024-10-14 12:52:24,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:52:24,348 INFO L471 AbstractCegarLoop]: Abstraction has 35653 states and 54674 transitions. [2024-10-14 12:52:24,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.8) internal successors, (148), 10 states have internal predecessors, (148), 3 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-10-14 12:52:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 35653 states and 54674 transitions. [2024-10-14 12:52:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-14 12:52:24,385 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:52:24,386 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:52:24,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 12:52:24,386 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:52:24,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:52:24,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1422918633, now seen corresponding path program 1 times [2024-10-14 12:52:24,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:52:24,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848176389] [2024-10-14 12:52:24,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:24,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:52:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:52:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:52:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:52:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:52:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:52:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:52:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:52:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 12:52:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 12:52:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 12:52:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 12:52:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 12:52:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 12:52:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 12:52:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 12:52:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 12:52:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 12:52:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 12:52:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 12:52:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 12:52:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-14 12:52:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 12:52:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 12:52:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 12:52:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 12:52:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 12:52:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 12:52:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 12:52:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 12:52:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 12:52:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 12:52:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 12:52:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 12:52:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 12:52:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 12:52:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-14 12:52:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 12:52:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-10-14 12:52:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 12:52:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 12:52:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 12:52:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-14 12:52:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 12:52:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-14 12:52:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 12:52:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-14 12:52:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 12:52:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-14 12:52:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 12:52:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-14 12:52:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 12:52:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-14 12:52:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-14 12:52:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-14 12:52:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-14 12:52:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-14 12:52:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-14 12:52:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-14 12:52:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-14 12:52:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-14 12:52:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-14 12:52:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-14 12:52:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-14 12:52:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-14 12:52:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-14 12:52:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-14 12:52:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-14 12:52:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-14 12:52:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-14 12:52:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-14 12:52:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-14 12:52:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-14 12:52:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-14 12:52:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-14 12:52:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-14 12:52:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-14 12:52:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-14 12:52:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 177 proven. 51 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:52:26,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:52:26,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848176389] [2024-10-14 12:52:26,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848176389] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 12:52:26,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897723220] [2024-10-14 12:52:26,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:52:26,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 12:52:26,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:52:26,502 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 12:52:26,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 12:52:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:52:26,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 1301 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 12:52:26,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:52:27,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 4206 proven. 51 refuted. 0 times theorem prover too weak. 7447 trivial. 0 not checked. [2024-10-14 12:52:27,264 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 12:52:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 177 proven. 51 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2024-10-14 12:52:27,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897723220] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 12:52:27,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 12:52:27,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2024-10-14 12:52:27,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771182590] [2024-10-14 12:52:27,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 12:52:27,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-14 12:52:27,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:52:27,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-14 12:52:27,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-10-14 12:52:27,875 INFO L87 Difference]: Start difference. First operand 35653 states and 54674 transitions. Second operand has 14 states, 14 states have (on average 20.0) internal successors, (280), 14 states have internal predecessors, (280), 3 states have call successors, (111), 2 states have call predecessors, (111), 4 states have return successors, (112), 3 states have call predecessors, (112), 3 states have call successors, (112)