./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-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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-65.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 7b2bcc7df245eb8532aef0f4bc8850b1854aeae0739980c240eae862b80a07ff --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 05:28:40,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 05:28:40,571 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 05:28:40,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 05:28:40,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 05:28:40,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 05:28:40,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 05:28:40,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 05:28:40,590 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 05:28:40,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 05:28:40,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 05:28:40,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 05:28:40,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 05:28:40,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 05:28:40,592 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 05:28:40,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 05:28:40,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 05:28:40,593 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 05:28:40,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 05:28:40,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 05:28:40,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 05:28:40,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 05:28:40,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 05:28:40,598 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 05:28:40,599 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 05:28:40,599 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 05:28:40,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 05:28:40,599 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 05:28:40,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 05:28:40,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 05:28:40,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 05:28:40,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 05:28:40,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:28:40,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 05:28:40,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 05:28:40,601 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 05:28:40,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 05:28:40,602 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b2bcc7df245eb8532aef0f4bc8850b1854aeae0739980c240eae862b80a07ff [2024-10-13 05:28:40,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 05:28:40,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 05:28:40,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 05:28:40,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 05:28:40,805 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 05:28:40,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-65.i [2024-10-13 05:28:42,007 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 05:28:42,235 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 05:28:42,236 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-65.i [2024-10-13 05:28:42,248 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7063e05/6ebbc8761e0d4ef3b527d3f921f4ca96/FLAG6eda241a8 [2024-10-13 05:28:42,260 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7063e05/6ebbc8761e0d4ef3b527d3f921f4ca96 [2024-10-13 05:28:42,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 05:28:42,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 05:28:42,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 05:28:42,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 05:28:42,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 05:28:42,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:42,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d337e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42, skipping insertion in model container [2024-10-13 05:28:42,274 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:42,344 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 05:28:42,506 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-65.i[916,929] [2024-10-13 05:28:42,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:28:42,714 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 05:28:42,725 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-65.i[916,929] [2024-10-13 05:28:42,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:28:42,823 INFO L204 MainTranslator]: Completed translation [2024-10-13 05:28:42,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42 WrapperNode [2024-10-13 05:28:42,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 05:28:42,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 05:28:42,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 05:28:42,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 05:28:42,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:42,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,007 INFO L138 Inliner]: procedures = 26, calls = 73, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 728 [2024-10-13 05:28:43,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 05:28:43,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 05:28:43,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 05:28:43,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 05:28:43,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,084 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,132 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]. [2024-10-13 05:28:43,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 05:28:43,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 05:28:43,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 05:28:43,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 05:28:43,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (1/1) ... [2024-10-13 05:28:43,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:28:43,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:28:43,249 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) [2024-10-13 05:28:43,251 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 [2024-10-13 05:28:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 05:28:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 05:28:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 05:28:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 05:28:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 05:28:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 05:28:43,389 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 05:28:43,391 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 05:28:44,395 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-10-13 05:28:44,395 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 05:28:44,436 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 05:28:44,436 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 05:28:44,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:28:44 BoogieIcfgContainer [2024-10-13 05:28:44,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 05:28:44,438 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 05:28:44,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 05:28:44,443 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 05:28:44,443 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:28:42" (1/3) ... [2024-10-13 05:28:44,443 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8cb322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:28:44, skipping insertion in model container [2024-10-13 05:28:44,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:28:42" (2/3) ... [2024-10-13 05:28:44,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8cb322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:28:44, skipping insertion in model container [2024-10-13 05:28:44,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:28:44" (3/3) ... [2024-10-13 05:28:44,445 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-65.i [2024-10-13 05:28:44,457 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 05:28:44,458 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 05:28:44,530 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 05:28:44,537 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;@1d95fa6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 05:28:44,538 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 05:28:44,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 289 states, 226 states have (on average 1.575221238938053) internal successors, (356), 227 states have internal predecessors, (356), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-10-13 05:28:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2024-10-13 05:28:44,580 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:44,581 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:44,582 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:44,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:44,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1990296532, now seen corresponding path program 1 times [2024-10-13 05:28:44,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:44,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976594666] [2024-10-13 05:28:44,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:44,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:45,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:45,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976594666] [2024-10-13 05:28:45,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976594666] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:45,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:45,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 05:28:45,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659913117] [2024-10-13 05:28:45,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:45,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 05:28:45,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:45,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 05:28:45,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:28:45,421 INFO L87 Difference]: Start difference. First operand has 289 states, 226 states have (on average 1.575221238938053) internal successors, (356), 227 states have internal predecessors, (356), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) Second operand has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 2 states have call successors, (60) [2024-10-13 05:28:45,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:45,477 INFO L93 Difference]: Finished difference Result 575 states and 1010 transitions. [2024-10-13 05:28:45,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 05:28:45,479 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 2 states have call successors, (60) Word has length 433 [2024-10-13 05:28:45,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:45,487 INFO L225 Difference]: With dead ends: 575 [2024-10-13 05:28:45,487 INFO L226 Difference]: Without dead ends: 287 [2024-10-13 05:28:45,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:28:45,493 INFO L432 NwaCegarLoop]: 467 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:45,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 467 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 05:28:45,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2024-10-13 05:28:45,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 287. [2024-10-13 05:28:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 225 states have (on average 1.5555555555555556) internal successors, (350), 225 states have internal predecessors, (350), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-10-13 05:28:45,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 470 transitions. [2024-10-13 05:28:45,559 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 470 transitions. Word has length 433 [2024-10-13 05:28:45,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:45,559 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 470 transitions. [2024-10-13 05:28:45,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 2 states have call successors, (60) [2024-10-13 05:28:45,562 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 470 transitions. [2024-10-13 05:28:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2024-10-13 05:28:45,569 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:45,569 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:45,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 05:28:45,570 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:45,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:45,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1953628928, now seen corresponding path program 1 times [2024-10-13 05:28:45,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:45,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810892759] [2024-10-13 05:28:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:46,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:46,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:46,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810892759] [2024-10-13 05:28:46,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810892759] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:46,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:46,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:46,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244937373] [2024-10-13 05:28:46,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:46,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:46,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:46,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:46,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:46,359 INFO L87 Difference]: Start difference. First operand 287 states and 470 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:46,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:46,669 INFO L93 Difference]: Finished difference Result 1039 states and 1705 transitions. [2024-10-13 05:28:46,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:28:46,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 433 [2024-10-13 05:28:46,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:46,678 INFO L225 Difference]: With dead ends: 1039 [2024-10-13 05:28:46,678 INFO L226 Difference]: Without dead ends: 753 [2024-10-13 05:28:46,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:28:46,680 INFO L432 NwaCegarLoop]: 735 mSDtfsCounter, 647 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 1637 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:46,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [647 Valid, 1637 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:28:46,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2024-10-13 05:28:46,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 721. [2024-10-13 05:28:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 598 states have (on average 1.5869565217391304) internal successors, (949), 598 states have internal predecessors, (949), 120 states have call successors, (120), 2 states have call predecessors, (120), 2 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-10-13 05:28:46,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1189 transitions. [2024-10-13 05:28:46,738 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1189 transitions. Word has length 433 [2024-10-13 05:28:46,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:46,739 INFO L471 AbstractCegarLoop]: Abstraction has 721 states and 1189 transitions. [2024-10-13 05:28:46,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1189 transitions. [2024-10-13 05:28:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-10-13 05:28:46,744 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:46,744 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:46,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 05:28:46,745 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:46,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:46,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1906050656, now seen corresponding path program 1 times [2024-10-13 05:28:46,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:46,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318327507] [2024-10-13 05:28:46,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:46,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:47,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:47,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318327507] [2024-10-13 05:28:47,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318327507] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:47,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:47,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:47,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487895377] [2024-10-13 05:28:47,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:47,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:47,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:47,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:47,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:47,387 INFO L87 Difference]: Start difference. First operand 721 states and 1189 transitions. Second operand has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:47,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:47,756 INFO L93 Difference]: Finished difference Result 2955 states and 4891 transitions. [2024-10-13 05:28:47,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:28:47,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 434 [2024-10-13 05:28:47,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:47,769 INFO L225 Difference]: With dead ends: 2955 [2024-10-13 05:28:47,769 INFO L226 Difference]: Without dead ends: 2235 [2024-10-13 05:28:47,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:28:47,772 INFO L432 NwaCegarLoop]: 449 mSDtfsCounter, 1119 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:47,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1119 Valid, 1574 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:28:47,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2024-10-13 05:28:47,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 2121. [2024-10-13 05:28:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 1876 states have (on average 1.6295309168443497) internal successors, (3057), 1876 states have internal predecessors, (3057), 240 states have call successors, (240), 4 states have call predecessors, (240), 4 states have return successors, (240), 240 states have call predecessors, (240), 240 states have call successors, (240) [2024-10-13 05:28:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 3537 transitions. [2024-10-13 05:28:47,879 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 3537 transitions. Word has length 434 [2024-10-13 05:28:47,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:47,882 INFO L471 AbstractCegarLoop]: Abstraction has 2121 states and 3537 transitions. [2024-10-13 05:28:47,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 3537 transitions. [2024-10-13 05:28:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 05:28:47,889 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:47,889 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:47,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 05:28:47,890 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:47,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:47,890 INFO L85 PathProgramCache]: Analyzing trace with hash -33433445, now seen corresponding path program 1 times [2024-10-13 05:28:47,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:47,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185008841] [2024-10-13 05:28:47,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:47,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:48,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:48,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185008841] [2024-10-13 05:28:48,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185008841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:48,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:48,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:28:48,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749880179] [2024-10-13 05:28:48,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:48,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:28:48,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:48,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:28:48,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:28:48,285 INFO L87 Difference]: Start difference. First operand 2121 states and 3537 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:48,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:48,472 INFO L93 Difference]: Finished difference Result 6005 states and 9998 transitions. [2024-10-13 05:28:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:28:48,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 435 [2024-10-13 05:28:48,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:48,491 INFO L225 Difference]: With dead ends: 6005 [2024-10-13 05:28:48,491 INFO L226 Difference]: Without dead ends: 3885 [2024-10-13 05:28:48,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:28:48,500 INFO L432 NwaCegarLoop]: 451 mSDtfsCounter, 440 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 892 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:48,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 892 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:28:48,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3885 states. [2024-10-13 05:28:48,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3885 to 3877. [2024-10-13 05:28:48,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3877 states, 3388 states have (on average 1.5979929161747344) internal successors, (5414), 3388 states have internal predecessors, (5414), 480 states have call successors, (480), 8 states have call predecessors, (480), 8 states have return successors, (480), 480 states have call predecessors, (480), 480 states have call successors, (480) [2024-10-13 05:28:48,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3877 states and 6374 transitions. [2024-10-13 05:28:48,710 INFO L78 Accepts]: Start accepts. Automaton has 3877 states and 6374 transitions. Word has length 435 [2024-10-13 05:28:48,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:48,711 INFO L471 AbstractCegarLoop]: Abstraction has 3877 states and 6374 transitions. [2024-10-13 05:28:48,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 6374 transitions. [2024-10-13 05:28:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 05:28:48,717 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:48,717 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:48,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 05:28:48,717 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:48,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:48,718 INFO L85 PathProgramCache]: Analyzing trace with hash -920656291, now seen corresponding path program 1 times [2024-10-13 05:28:48,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:48,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496325618] [2024-10-13 05:28:48,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:48,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:48,990 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:48,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:48,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496325618] [2024-10-13 05:28:48,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496325618] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:48,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:48,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:28:48,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584282428] [2024-10-13 05:28:48,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:48,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:28:48,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:48,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:28:48,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:28:48,993 INFO L87 Difference]: Start difference. First operand 3877 states and 6374 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:49,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:49,268 INFO L93 Difference]: Finished difference Result 10896 states and 17885 transitions. [2024-10-13 05:28:49,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:28:49,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 435 [2024-10-13 05:28:49,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:49,306 INFO L225 Difference]: With dead ends: 10896 [2024-10-13 05:28:49,306 INFO L226 Difference]: Without dead ends: 7020 [2024-10-13 05:28:49,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:28:49,319 INFO L432 NwaCegarLoop]: 681 mSDtfsCounter, 452 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 1125 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:49,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 1125 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:28:49,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7020 states. [2024-10-13 05:28:49,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7020 to 7018. [2024-10-13 05:28:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7018 states, 6163 states have (on average 1.5781275352912543) internal successors, (9726), 6163 states have internal predecessors, (9726), 840 states have call successors, (840), 14 states have call predecessors, (840), 14 states have return successors, (840), 840 states have call predecessors, (840), 840 states have call successors, (840) [2024-10-13 05:28:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7018 states to 7018 states and 11406 transitions. [2024-10-13 05:28:49,616 INFO L78 Accepts]: Start accepts. Automaton has 7018 states and 11406 transitions. Word has length 435 [2024-10-13 05:28:49,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:49,617 INFO L471 AbstractCegarLoop]: Abstraction has 7018 states and 11406 transitions. [2024-10-13 05:28:49,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 7018 states and 11406 transitions. [2024-10-13 05:28:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 05:28:49,652 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:49,652 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:49,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 05:28:49,653 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:49,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:49,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1338052897, now seen corresponding path program 1 times [2024-10-13 05:28:49,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:49,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4418887] [2024-10-13 05:28:49,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:50,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:50,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:50,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4418887] [2024-10-13 05:28:50,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4418887] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:50,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:50,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 05:28:50,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672499103] [2024-10-13 05:28:50,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:50,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 05:28:50,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:50,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 05:28:50,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-13 05:28:50,439 INFO L87 Difference]: Start difference. First operand 7018 states and 11406 transitions. Second operand has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 3 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-10-13 05:28:51,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:51,350 INFO L93 Difference]: Finished difference Result 20956 states and 34045 transitions. [2024-10-13 05:28:51,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:28:51,350 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 3 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 435 [2024-10-13 05:28:51,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:51,404 INFO L225 Difference]: With dead ends: 20956 [2024-10-13 05:28:51,404 INFO L226 Difference]: Without dead ends: 13939 [2024-10-13 05:28:51,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-13 05:28:51,424 INFO L432 NwaCegarLoop]: 786 mSDtfsCounter, 1539 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 470 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 470 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:51,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1539 Valid, 1455 Invalid, 768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [470 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-13 05:28:51,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13939 states. [2024-10-13 05:28:51,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13939 to 9340. [2024-10-13 05:28:51,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9340 states, 8485 states have (on average 1.5903358868591633) internal successors, (13494), 8485 states have internal predecessors, (13494), 840 states have call successors, (840), 14 states have call predecessors, (840), 14 states have return successors, (840), 840 states have call predecessors, (840), 840 states have call successors, (840) [2024-10-13 05:28:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9340 states to 9340 states and 15174 transitions. [2024-10-13 05:28:51,990 INFO L78 Accepts]: Start accepts. Automaton has 9340 states and 15174 transitions. Word has length 435 [2024-10-13 05:28:51,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:51,991 INFO L471 AbstractCegarLoop]: Abstraction has 9340 states and 15174 transitions. [2024-10-13 05:28:51,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 3 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2024-10-13 05:28:51,991 INFO L276 IsEmpty]: Start isEmpty. Operand 9340 states and 15174 transitions. [2024-10-13 05:28:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-10-13 05:28:52,001 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:52,001 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:52,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 05:28:52,002 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:52,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:52,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1390156449, now seen corresponding path program 1 times [2024-10-13 05:28:52,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:52,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420055711] [2024-10-13 05:28:52,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:52,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:52,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:52,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420055711] [2024-10-13 05:28:52,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420055711] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:52,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:52,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:52,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576858790] [2024-10-13 05:28:52,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:52,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:52,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:52,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:52,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:52,596 INFO L87 Difference]: Start difference. First operand 9340 states and 15174 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:52,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:52,933 INFO L93 Difference]: Finished difference Result 23640 states and 38618 transitions. [2024-10-13 05:28:52,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:28:52,938 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 435 [2024-10-13 05:28:52,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:52,982 INFO L225 Difference]: With dead ends: 23640 [2024-10-13 05:28:52,983 INFO L226 Difference]: Without dead ends: 14301 [2024-10-13 05:28:53,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:53,003 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 176 mSDsluCounter, 871 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:53,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 1326 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:28:53,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14301 states. [2024-10-13 05:28:53,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14301 to 14285. [2024-10-13 05:28:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14285 states, 13360 states have (on average 1.6127245508982035) internal successors, (21546), 13374 states have internal predecessors, (21546), 896 states have call successors, (896), 28 states have call predecessors, (896), 28 states have return successors, (896), 882 states have call predecessors, (896), 896 states have call successors, (896) [2024-10-13 05:28:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14285 states to 14285 states and 23338 transitions. [2024-10-13 05:28:53,446 INFO L78 Accepts]: Start accepts. Automaton has 14285 states and 23338 transitions. Word has length 435 [2024-10-13 05:28:53,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:53,447 INFO L471 AbstractCegarLoop]: Abstraction has 14285 states and 23338 transitions. [2024-10-13 05:28:53,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:53,448 INFO L276 IsEmpty]: Start isEmpty. Operand 14285 states and 23338 transitions. [2024-10-13 05:28:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-10-13 05:28:53,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:53,461 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:53,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 05:28:53,461 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:53,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:53,462 INFO L85 PathProgramCache]: Analyzing trace with hash 516097268, now seen corresponding path program 1 times [2024-10-13 05:28:53,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:53,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502858368] [2024-10-13 05:28:53,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:53,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:53,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:54,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:54,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:54,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:54,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:54,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502858368] [2024-10-13 05:28:54,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502858368] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:54,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:54,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:54,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901239516] [2024-10-13 05:28:54,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:54,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:54,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:54,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:54,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:54,020 INFO L87 Difference]: Start difference. First operand 14285 states and 23338 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:54,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:54,628 INFO L93 Difference]: Finished difference Result 34212 states and 55767 transitions. [2024-10-13 05:28:54,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:28:54,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 436 [2024-10-13 05:28:54,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:54,681 INFO L225 Difference]: With dead ends: 34212 [2024-10-13 05:28:54,681 INFO L226 Difference]: Without dead ends: 19928 [2024-10-13 05:28:54,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:28:54,714 INFO L432 NwaCegarLoop]: 715 mSDtfsCounter, 624 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1606 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:54,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [624 Valid, 1606 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:28:54,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19928 states. [2024-10-13 05:28:55,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19928 to 19274. [2024-10-13 05:28:55,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19274 states, 18156 states have (on average 1.6144525225820665) internal successors, (29312), 18172 states have internal predecessors, (29312), 1084 states have call successors, (1084), 33 states have call predecessors, (1084), 33 states have return successors, (1084), 1068 states have call predecessors, (1084), 1084 states have call successors, (1084) [2024-10-13 05:28:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19274 states to 19274 states and 31480 transitions. [2024-10-13 05:28:55,422 INFO L78 Accepts]: Start accepts. Automaton has 19274 states and 31480 transitions. Word has length 436 [2024-10-13 05:28:55,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:55,423 INFO L471 AbstractCegarLoop]: Abstraction has 19274 states and 31480 transitions. [2024-10-13 05:28:55,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 19274 states and 31480 transitions. [2024-10-13 05:28:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 05:28:55,435 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:55,435 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:55,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 05:28:55,436 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:55,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:55,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1894034290, now seen corresponding path program 1 times [2024-10-13 05:28:55,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:55,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036376350] [2024-10-13 05:28:55,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:55,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:56,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:56,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036376350] [2024-10-13 05:28:56,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036376350] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:56,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:56,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:56,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850046478] [2024-10-13 05:28:56,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:56,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:56,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:56,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:56,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:56,263 INFO L87 Difference]: Start difference. First operand 19274 states and 31480 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:56,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:56,896 INFO L93 Difference]: Finished difference Result 50386 states and 82363 transitions. [2024-10-13 05:28:56,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:28:56,897 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 437 [2024-10-13 05:28:56,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:56,971 INFO L225 Difference]: With dead ends: 50386 [2024-10-13 05:28:56,971 INFO L226 Difference]: Without dead ends: 31270 [2024-10-13 05:28:57,004 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:28:57,006 INFO L432 NwaCegarLoop]: 681 mSDtfsCounter, 632 mSDsluCounter, 912 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1593 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:57,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1593 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:28:57,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31270 states. [2024-10-13 05:28:57,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31270 to 25360. [2024-10-13 05:28:57,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25360 states, 23846 states have (on average 1.6052587436047974) internal successors, (38279), 23868 states have internal predecessors, (38279), 1468 states have call successors, (1468), 45 states have call predecessors, (1468), 45 states have return successors, (1468), 1446 states have call predecessors, (1468), 1468 states have call successors, (1468) [2024-10-13 05:28:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25360 states to 25360 states and 41215 transitions. [2024-10-13 05:28:57,844 INFO L78 Accepts]: Start accepts. Automaton has 25360 states and 41215 transitions. Word has length 437 [2024-10-13 05:28:57,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:28:57,845 INFO L471 AbstractCegarLoop]: Abstraction has 25360 states and 41215 transitions. [2024-10-13 05:28:57,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 25360 states and 41215 transitions. [2024-10-13 05:28:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 05:28:57,852 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:28:57,852 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:28:57,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 05:28:57,853 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:28:57,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:28:57,853 INFO L85 PathProgramCache]: Analyzing trace with hash -196082316, now seen corresponding path program 1 times [2024-10-13 05:28:57,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:28:57,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50918785] [2024-10-13 05:28:57,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:28:57,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:28:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:28:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:28:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:28:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:28:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:28:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:28:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:28:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:28:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:28:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:28:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:28:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:28:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:28:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:28:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:28:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:28:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:28:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:28:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:28:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:28:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:28:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:28:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:28:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:28:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:28:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:28:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:28:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:28:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:28:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:28:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:28:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:28:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:28:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:28:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:28:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:28:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:28:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:28:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:28:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:28:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:28:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:28:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:28:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:28:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:28:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:28:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:28:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:28:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:28:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:28:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:28:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:28:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:28:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:28:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:28:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:28:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:28:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:28:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:28:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:28:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:28:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:28:58,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:28:58,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50918785] [2024-10-13 05:28:58,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50918785] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:28:58,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:28:58,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:28:58,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308217122] [2024-10-13 05:28:58,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:28:58,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:28:58,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:28:58,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:28:58,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:28:58,596 INFO L87 Difference]: Start difference. First operand 25360 states and 41215 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:28:59,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:28:59,595 INFO L93 Difference]: Finished difference Result 66570 states and 108435 transitions. [2024-10-13 05:28:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:28:59,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 437 [2024-10-13 05:28:59,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:28:59,714 INFO L225 Difference]: With dead ends: 66570 [2024-10-13 05:28:59,715 INFO L226 Difference]: Without dead ends: 49790 [2024-10-13 05:28:59,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:28:59,755 INFO L432 NwaCegarLoop]: 672 mSDtfsCounter, 863 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 863 SdHoareTripleChecker+Valid, 1784 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:28:59,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [863 Valid, 1784 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:28:59,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49790 states. [2024-10-13 05:29:01,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49790 to 49204. [2024-10-13 05:29:01,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49204 states, 46633 states have (on average 1.6108120858619432) internal successors, (75117), 46699 states have internal predecessors, (75117), 2480 states have call successors, (2480), 90 states have call predecessors, (2480), 90 states have return successors, (2480), 2414 states have call predecessors, (2480), 2480 states have call successors, (2480) [2024-10-13 05:29:01,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49204 states to 49204 states and 80077 transitions. [2024-10-13 05:29:01,631 INFO L78 Accepts]: Start accepts. Automaton has 49204 states and 80077 transitions. Word has length 437 [2024-10-13 05:29:01,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:29:01,632 INFO L471 AbstractCegarLoop]: Abstraction has 49204 states and 80077 transitions. [2024-10-13 05:29:01,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 49204 states and 80077 transitions. [2024-10-13 05:29:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 05:29:01,641 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:29:01,641 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:29:01,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 05:29:01,641 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:29:01,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:29:01,642 INFO L85 PathProgramCache]: Analyzing trace with hash -119181518, now seen corresponding path program 1 times [2024-10-13 05:29:01,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:29:01,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555256737] [2024-10-13 05:29:01,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:29:01,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:29:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:29:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:29:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:29:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:29:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:29:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:29:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:29:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:29:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:29:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:29:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:29:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:29:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:29:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:29:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:29:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:29:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:29:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:29:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:29:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:29:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:29:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:29:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:29:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:29:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:29:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:29:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:29:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:29:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:29:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:29:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:29:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:29:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:29:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:29:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:29:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:29:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:29:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:29:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:29:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:29:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:29:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:29:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:29:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:29:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:29:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:29:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:29:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:29:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:29:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:29:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:29:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:29:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:29:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:29:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:29:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:29:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:29:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:29:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:29:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:29:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:29:02,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:29:02,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555256737] [2024-10-13 05:29:02,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555256737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:29:02,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:29:02,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:29:02,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405006485] [2024-10-13 05:29:02,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:29:02,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:29:02,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:29:02,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:29:02,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:29:02,529 INFO L87 Difference]: Start difference. First operand 49204 states and 80077 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:03,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:29:03,572 INFO L93 Difference]: Finished difference Result 91440 states and 148839 transitions. [2024-10-13 05:29:03,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:29:03,573 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 437 [2024-10-13 05:29:03,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:29:03,692 INFO L225 Difference]: With dead ends: 91440 [2024-10-13 05:29:03,692 INFO L226 Difference]: Without dead ends: 58454 [2024-10-13 05:29:03,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:29:03,733 INFO L432 NwaCegarLoop]: 451 mSDtfsCounter, 512 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:29:03,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [512 Valid, 1282 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:29:03,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58454 states. [2024-10-13 05:29:05,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58454 to 55305. [2024-10-13 05:29:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55305 states, 52544 states have (on average 1.60792859317905) internal successors, (84487), 52628 states have internal predecessors, (84487), 2651 states have call successors, (2651), 109 states have call predecessors, (2651), 109 states have return successors, (2651), 2567 states have call predecessors, (2651), 2651 states have call successors, (2651) [2024-10-13 05:29:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55305 states to 55305 states and 89789 transitions. [2024-10-13 05:29:05,241 INFO L78 Accepts]: Start accepts. Automaton has 55305 states and 89789 transitions. Word has length 437 [2024-10-13 05:29:05,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:29:05,242 INFO L471 AbstractCegarLoop]: Abstraction has 55305 states and 89789 transitions. [2024-10-13 05:29:05,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 55305 states and 89789 transitions. [2024-10-13 05:29:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 05:29:05,253 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:29:05,253 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:29:05,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 05:29:05,254 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:29:05,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:29:05,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1809091184, now seen corresponding path program 1 times [2024-10-13 05:29:05,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:29:05,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024112217] [2024-10-13 05:29:05,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:29:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:29:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:29:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:29:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:29:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:29:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:29:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:29:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:29:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:29:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:29:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:29:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:29:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:29:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:29:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:29:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:29:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:29:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:29:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:29:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:29:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:29:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:29:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:29:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:29:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:29:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:29:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:29:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:29:06,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:29:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:29:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:29:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:29:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:29:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:29:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:29:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:29:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:29:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:29:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:29:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:29:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:29:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:29:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:29:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:29:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:29:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:29:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:29:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:29:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:29:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:29:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:29:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:29:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:29:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:29:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:29:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:29:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:29:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:29:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:29:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:29:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:29:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:29:06,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:29:06,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024112217] [2024-10-13 05:29:06,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024112217] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:29:06,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:29:06,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:29:06,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219150940] [2024-10-13 05:29:06,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:29:06,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:29:06,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:29:06,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:29:06,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:29:06,409 INFO L87 Difference]: Start difference. First operand 55305 states and 89789 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:07,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:29:07,698 INFO L93 Difference]: Finished difference Result 149375 states and 242646 transitions. [2024-10-13 05:29:07,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:29:07,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 437 [2024-10-13 05:29:07,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:29:07,867 INFO L225 Difference]: With dead ends: 149375 [2024-10-13 05:29:07,867 INFO L226 Difference]: Without dead ends: 94388 [2024-10-13 05:29:07,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:29:07,925 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 341 mSDsluCounter, 909 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:29:07,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [341 Valid, 1367 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:29:07,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94388 states. [2024-10-13 05:29:10,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94388 to 94358. [2024-10-13 05:29:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94358 states, 89584 states have (on average 1.6068047865690303) internal successors, (143944), 89734 states have internal predecessors, (143944), 4582 states have call successors, (4582), 191 states have call predecessors, (4582), 191 states have return successors, (4582), 4432 states have call predecessors, (4582), 4582 states have call successors, (4582) [2024-10-13 05:29:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94358 states to 94358 states and 153108 transitions. [2024-10-13 05:29:10,573 INFO L78 Accepts]: Start accepts. Automaton has 94358 states and 153108 transitions. Word has length 437 [2024-10-13 05:29:10,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:29:10,574 INFO L471 AbstractCegarLoop]: Abstraction has 94358 states and 153108 transitions. [2024-10-13 05:29:10,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 94358 states and 153108 transitions. [2024-10-13 05:29:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-13 05:29:10,590 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:29:10,590 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:29:10,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 05:29:10,591 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:29:10,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:29:10,591 INFO L85 PathProgramCache]: Analyzing trace with hash -446449426, now seen corresponding path program 1 times [2024-10-13 05:29:10,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:29:10,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659046224] [2024-10-13 05:29:10,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:29:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:29:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:29:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:29:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:29:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:29:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:29:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:29:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:29:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:29:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:29:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:29:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:29:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:29:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:29:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:29:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:29:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:29:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:29:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:29:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:29:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:29:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:29:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:29:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:29:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:29:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:29:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:29:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:29:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:29:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:29:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:29:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:29:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:29:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:29:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:29:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:29:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:29:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:29:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:29:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:29:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:29:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:29:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:29:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:29:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:29:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:29:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:29:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:29:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:29:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:29:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:29:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:29:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:29:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:29:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:29:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:29:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:29:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:29:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:29:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:29:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:29:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:29:11,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:29:11,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659046224] [2024-10-13 05:29:11,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659046224] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:29:11,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:29:11,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:29:11,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536859223] [2024-10-13 05:29:11,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:29:11,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:29:11,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:29:11,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:29:11,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:29:11,993 INFO L87 Difference]: Start difference. First operand 94358 states and 153108 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:15,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:29:15,288 INFO L93 Difference]: Finished difference Result 302540 states and 491686 transitions. [2024-10-13 05:29:15,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:29:15,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 438 [2024-10-13 05:29:15,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:29:15,890 INFO L225 Difference]: With dead ends: 302540 [2024-10-13 05:29:15,891 INFO L226 Difference]: Without dead ends: 209092 [2024-10-13 05:29:15,980 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-13 05:29:15,980 INFO L432 NwaCegarLoop]: 895 mSDtfsCounter, 738 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 2493 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:29:15,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [738 Valid, 2493 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:29:16,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209092 states. [2024-10-13 05:29:19,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209092 to 122070. [2024-10-13 05:29:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122070 states, 117296 states have (on average 1.608204883371982) internal successors, (188636), 117446 states have internal predecessors, (188636), 4582 states have call successors, (4582), 191 states have call predecessors, (4582), 191 states have return successors, (4582), 4432 states have call predecessors, (4582), 4582 states have call successors, (4582) [2024-10-13 05:29:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122070 states to 122070 states and 197800 transitions. [2024-10-13 05:29:19,959 INFO L78 Accepts]: Start accepts. Automaton has 122070 states and 197800 transitions. Word has length 438 [2024-10-13 05:29:19,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:29:19,960 INFO L471 AbstractCegarLoop]: Abstraction has 122070 states and 197800 transitions. [2024-10-13 05:29:19,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 122070 states and 197800 transitions. [2024-10-13 05:29:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-13 05:29:19,974 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:29:19,974 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:29:19,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 05:29:19,975 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:29:19,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:29:19,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1287655024, now seen corresponding path program 1 times [2024-10-13 05:29:19,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:29:19,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5280750] [2024-10-13 05:29:19,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:29:19,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:29:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:29:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:29:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 05:29:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:29:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 05:29:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 05:29:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 05:29:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 05:29:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:29:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 05:29:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 05:29:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 05:29:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:29:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:29:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:29:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:29:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 05:29:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 05:29:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 05:29:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 05:29:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 05:29:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-13 05:29:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 05:29:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 05:29:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 05:29:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 05:29:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 05:29:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 05:29:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 05:29:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 05:29:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 05:29:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-13 05:29:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 05:29:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-13 05:29:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 05:29:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-13 05:29:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 05:29:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 05:29:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 05:29:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-13 05:29:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 05:29:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:29:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:29:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:29:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:29:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:29:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:29:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:29:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:29:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 05:29:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:29:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 05:29:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:29:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-13 05:29:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:29:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:29:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:29:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:29:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 05:29:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:29:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:29:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7080 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2024-10-13 05:29:20,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:29:20,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5280750] [2024-10-13 05:29:20,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5280750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:29:20,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:29:20,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:29:20,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691415807] [2024-10-13 05:29:20,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:29:20,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:29:20,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:29:20,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:29:20,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:29:20,215 INFO L87 Difference]: Start difference. First operand 122070 states and 197800 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:23,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:29:23,029 INFO L93 Difference]: Finished difference Result 302954 states and 491382 transitions. [2024-10-13 05:29:23,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:29:23,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 438 [2024-10-13 05:29:23,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:29:23,386 INFO L225 Difference]: With dead ends: 302954 [2024-10-13 05:29:23,386 INFO L226 Difference]: Without dead ends: 181458 [2024-10-13 05:29:23,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:29:23,506 INFO L432 NwaCegarLoop]: 500 mSDtfsCounter, 449 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:29:23,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 953 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 05:29:23,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181458 states. [2024-10-13 05:29:27,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181458 to 179000. [2024-10-13 05:29:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179000 states, 171596 states have (on average 1.5991864612228723) internal successors, (274414), 171830 states have internal predecessors, (274414), 7090 states have call successors, (7090), 313 states have call predecessors, (7090), 313 states have return successors, (7090), 6856 states have call predecessors, (7090), 7090 states have call successors, (7090) [2024-10-13 05:29:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179000 states to 179000 states and 288594 transitions. [2024-10-13 05:29:28,379 INFO L78 Accepts]: Start accepts. Automaton has 179000 states and 288594 transitions. Word has length 438 [2024-10-13 05:29:28,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:29:28,380 INFO L471 AbstractCegarLoop]: Abstraction has 179000 states and 288594 transitions. [2024-10-13 05:29:28,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2024-10-13 05:29:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 179000 states and 288594 transitions. [2024-10-13 05:29:28,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-10-13 05:29:28,405 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:29:28,405 INFO L215 NwaCegarLoop]: trace histogram [60, 60, 60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:29:28,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 05:29:28,405 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:29:28,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:29:28,406 INFO L85 PathProgramCache]: Analyzing trace with hash 750773552, now seen corresponding path program 1 times [2024-10-13 05:29:28,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:29:28,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408289395] [2024-10-13 05:29:28,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:29:28,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms