./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_fillercode_fillercodesize_ps-cn-250_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-99.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 51679f677755cdcbe89cef639d9e0fff08a3a1c877b6770e3f1b1827d281f800 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:21:44,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:21:44,309 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:21:44,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:21:44,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:21:44,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:21:44,357 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:21:44,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:21:44,359 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:21:44,359 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:21:44,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:21:44,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:21:44,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:21:44,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:21:44,361 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:21:44,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:21:44,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:21:44,362 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:21:44,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:21:44,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:21:44,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:21:44,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:21:44,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:21:44,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:21:44,365 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:21:44,365 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:21:44,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:21:44,365 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:21:44,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:21:44,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:21:44,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:21:44,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:21:44,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:21:44,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:21:44,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:21:44,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:21:44,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:21:44,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:21:44,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:21:44,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:21:44,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:21:44,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:21:44,373 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51679f677755cdcbe89cef639d9e0fff08a3a1c877b6770e3f1b1827d281f800 [2024-10-11 08:21:44,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:21:44,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:21:44,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:21:44,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:21:44,686 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:21:44,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-99.i [2024-10-11 08:21:46,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:21:46,459 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:21:46,460 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-99.i [2024-10-11 08:21:46,478 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/59832fb3e/0301770b25594a62bf98effecf4dde20/FLAG7fd51d599 [2024-10-11 08:21:46,497 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/59832fb3e/0301770b25594a62bf98effecf4dde20 [2024-10-11 08:21:46,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:21:46,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:21:46,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:21:46,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:21:46,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:21:46,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:21:46" (1/1) ... [2024-10-11 08:21:46,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6834664f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:46, skipping insertion in model container [2024-10-11 08:21:46,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:21:46" (1/1) ... [2024-10-11 08:21:46,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:21:46,730 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_fillercode_fillercodesize_ps-cn-250_file-99.i[916,929] [2024-10-11 08:21:46,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:21:46,905 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:21:46,918 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_fillercode_fillercodesize_ps-cn-250_file-99.i[916,929] [2024-10-11 08:21:47,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:21:47,053 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:21:47,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47 WrapperNode [2024-10-11 08:21:47,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:21:47,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:21:47,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:21:47,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:21:47,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,173 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 589 [2024-10-11 08:21:47,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:21:47,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:21:47,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:21:47,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:21:47,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,198 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,230 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]. [2024-10-11 08:21:47,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:21:47,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:21:47,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:21:47,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:21:47,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (1/1) ... [2024-10-11 08:21:47,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:21:47,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:21:47,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:21:47,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:21:47,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:21:47,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:21:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:21:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:21:47,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:21:47,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:21:47,556 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:21:47,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:21:48,504 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-11 08:21:48,505 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:21:48,546 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:21:48,547 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:21:48,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:21:48 BoogieIcfgContainer [2024-10-11 08:21:48,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:21:48,549 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:21:48,550 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:21:48,554 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:21:48,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:21:46" (1/3) ... [2024-10-11 08:21:48,555 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22021259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:21:48, skipping insertion in model container [2024-10-11 08:21:48,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:21:47" (2/3) ... [2024-10-11 08:21:48,557 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22021259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:21:48, skipping insertion in model container [2024-10-11 08:21:48,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:21:48" (3/3) ... [2024-10-11 08:21:48,558 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-99.i [2024-10-11 08:21:48,575 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:21:48,576 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:21:48,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:21:48,663 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;@39b53ae2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:21:48,664 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:21:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 158 states have (on average 1.5506329113924051) internal successors, (245), 159 states have internal predecessors, (245), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-10-11 08:21:48,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-11 08:21:48,697 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:48,699 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:48,700 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:48,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:48,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1426719316, now seen corresponding path program 1 times [2024-10-11 08:21:48,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:48,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509965881] [2024-10-11 08:21:48,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:48,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:49,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:50,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:50,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509965881] [2024-10-11 08:21:50,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509965881] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:50,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:50,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:21:50,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122208791] [2024-10-11 08:21:50,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:50,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:21:50,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:50,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:21:50,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:50,152 INFO L87 Difference]: Start difference. First operand has 241 states, 158 states have (on average 1.5506329113924051) internal successors, (245), 159 states have internal predecessors, (245), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:50,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:50,368 INFO L93 Difference]: Finished difference Result 644 states and 1213 transitions. [2024-10-11 08:21:50,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:21:50,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 496 [2024-10-11 08:21:50,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:50,393 INFO L225 Difference]: With dead ends: 644 [2024-10-11 08:21:50,394 INFO L226 Difference]: Without dead ends: 404 [2024-10-11 08:21:50,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:50,411 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 267 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 876 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:50,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 876 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:21:50,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2024-10-11 08:21:50,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 401. [2024-10-11 08:21:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 275 states have (on average 1.549090909090909) internal successors, (426), 276 states have internal predecessors, (426), 123 states have call successors, (123), 2 states have call predecessors, (123), 2 states have return successors, (123), 122 states have call predecessors, (123), 123 states have call successors, (123) [2024-10-11 08:21:50,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 672 transitions. [2024-10-11 08:21:50,557 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 672 transitions. Word has length 496 [2024-10-11 08:21:50,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:50,565 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 672 transitions. [2024-10-11 08:21:50,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:50,566 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 672 transitions. [2024-10-11 08:21:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-11 08:21:50,585 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:50,585 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:50,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:21:50,586 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:50,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:50,587 INFO L85 PathProgramCache]: Analyzing trace with hash 582713814, now seen corresponding path program 1 times [2024-10-11 08:21:50,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:50,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035117909] [2024-10-11 08:21:50,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:50,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:50,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,194 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:51,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:51,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035117909] [2024-10-11 08:21:51,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035117909] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:51,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:51,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:21:51,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15242959] [2024-10-11 08:21:51,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:51,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:21:51,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:51,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:21:51,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:51,202 INFO L87 Difference]: Start difference. First operand 401 states and 672 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:51,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:51,314 INFO L93 Difference]: Finished difference Result 1127 states and 1890 transitions. [2024-10-11 08:21:51,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:21:51,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 496 [2024-10-11 08:21:51,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:51,327 INFO L225 Difference]: With dead ends: 1127 [2024-10-11 08:21:51,328 INFO L226 Difference]: Without dead ends: 727 [2024-10-11 08:21:51,331 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:51,332 INFO L432 NwaCegarLoop]: 577 mSDtfsCounter, 273 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:51,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 957 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:21:51,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2024-10-11 08:21:51,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 724. [2024-10-11 08:21:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 508 states have (on average 1.545275590551181) internal successors, (785), 511 states have internal predecessors, (785), 211 states have call successors, (211), 4 states have call predecessors, (211), 4 states have return successors, (211), 208 states have call predecessors, (211), 211 states have call successors, (211) [2024-10-11 08:21:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1207 transitions. [2024-10-11 08:21:51,426 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1207 transitions. Word has length 496 [2024-10-11 08:21:51,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:51,429 INFO L471 AbstractCegarLoop]: Abstraction has 724 states and 1207 transitions. [2024-10-11 08:21:51,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:51,433 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1207 transitions. [2024-10-11 08:21:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-11 08:21:51,437 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:51,437 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:51,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:21:51,439 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:51,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:51,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1655011942, now seen corresponding path program 1 times [2024-10-11 08:21:51,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:51,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851381448] [2024-10-11 08:21:51,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:51,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:51,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:52,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:52,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851381448] [2024-10-11 08:21:52,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851381448] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:52,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:52,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:21:52,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884104660] [2024-10-11 08:21:52,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:52,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:21:52,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:52,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:21:52,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:21:52,068 INFO L87 Difference]: Start difference. First operand 724 states and 1207 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:52,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:52,989 INFO L93 Difference]: Finished difference Result 2764 states and 4601 transitions. [2024-10-11 08:21:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:21:52,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 496 [2024-10-11 08:21:52,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:53,007 INFO L225 Difference]: With dead ends: 2764 [2024-10-11 08:21:53,008 INFO L226 Difference]: Without dead ends: 2041 [2024-10-11 08:21:53,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:21:53,013 INFO L432 NwaCegarLoop]: 608 mSDtfsCounter, 705 mSDsluCounter, 1295 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 1903 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:53,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 1903 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 08:21:53,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2041 states. [2024-10-11 08:21:53,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2041 to 1411. [2024-10-11 08:21:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 993 states have (on average 1.5468277945619335) internal successors, (1536), 1000 states have internal predecessors, (1536), 409 states have call successors, (409), 8 states have call predecessors, (409), 8 states have return successors, (409), 402 states have call predecessors, (409), 409 states have call successors, (409) [2024-10-11 08:21:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2354 transitions. [2024-10-11 08:21:53,184 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2354 transitions. Word has length 496 [2024-10-11 08:21:53,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:53,185 INFO L471 AbstractCegarLoop]: Abstraction has 1411 states and 2354 transitions. [2024-10-11 08:21:53,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:53,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2354 transitions. [2024-10-11 08:21:53,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-10-11 08:21:53,191 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:53,192 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:53,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 08:21:53,192 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:53,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:53,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1206832999, now seen corresponding path program 1 times [2024-10-11 08:21:53,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:53,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85096400] [2024-10-11 08:21:53,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:53,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:53,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:53,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85096400] [2024-10-11 08:21:53,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85096400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:53,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:53,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:21:53,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177139304] [2024-10-11 08:21:53,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:53,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:21:53,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:53,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:21:53,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:53,696 INFO L87 Difference]: Start difference. First operand 1411 states and 2354 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:53,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:53,940 INFO L93 Difference]: Finished difference Result 3889 states and 6460 transitions. [2024-10-11 08:21:53,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:21:53,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 497 [2024-10-11 08:21:53,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:53,961 INFO L225 Difference]: With dead ends: 3889 [2024-10-11 08:21:53,962 INFO L226 Difference]: Without dead ends: 2479 [2024-10-11 08:21:53,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:53,970 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 272 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:53,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 995 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:21:53,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2479 states. [2024-10-11 08:21:54,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2479 to 2475. [2024-10-11 08:21:54,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2475 states, 1689 states have (on average 1.507400828892836) internal successors, (2546), 1704 states have internal predecessors, (2546), 769 states have call successors, (769), 16 states have call predecessors, (769), 16 states have return successors, (769), 754 states have call predecessors, (769), 769 states have call successors, (769) [2024-10-11 08:21:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2475 states and 4084 transitions. [2024-10-11 08:21:54,255 INFO L78 Accepts]: Start accepts. Automaton has 2475 states and 4084 transitions. Word has length 497 [2024-10-11 08:21:54,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:54,257 INFO L471 AbstractCegarLoop]: Abstraction has 2475 states and 4084 transitions. [2024-10-11 08:21:54,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 4084 transitions. [2024-10-11 08:21:54,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-10-11 08:21:54,263 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:54,264 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:54,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 08:21:54,264 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:54,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:54,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1701930903, now seen corresponding path program 1 times [2024-10-11 08:21:54,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:54,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725987833] [2024-10-11 08:21:54,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:54,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:54,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:54,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725987833] [2024-10-11 08:21:54,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725987833] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:54,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:54,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:21:54,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29220043] [2024-10-11 08:21:54,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:54,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:21:54,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:54,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:21:54,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:54,816 INFO L87 Difference]: Start difference. First operand 2475 states and 4084 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:55,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:55,090 INFO L93 Difference]: Finished difference Result 5137 states and 8494 transitions. [2024-10-11 08:21:55,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:21:55,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 497 [2024-10-11 08:21:55,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:55,115 INFO L225 Difference]: With dead ends: 5137 [2024-10-11 08:21:55,115 INFO L226 Difference]: Without dead ends: 2663 [2024-10-11 08:21:55,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:21:55,128 INFO L432 NwaCegarLoop]: 531 mSDtfsCounter, 281 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 910 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:55,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 910 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:21:55,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2663 states. [2024-10-11 08:21:55,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2663 to 1833. [2024-10-11 08:21:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1833 states, 1413 states have (on average 1.581033262561925) internal successors, (2234), 1420 states have internal predecessors, (2234), 409 states have call successors, (409), 10 states have call predecessors, (409), 10 states have return successors, (409), 402 states have call predecessors, (409), 409 states have call successors, (409) [2024-10-11 08:21:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1833 states and 3052 transitions. [2024-10-11 08:21:55,343 INFO L78 Accepts]: Start accepts. Automaton has 1833 states and 3052 transitions. Word has length 497 [2024-10-11 08:21:55,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:55,344 INFO L471 AbstractCegarLoop]: Abstraction has 1833 states and 3052 transitions. [2024-10-11 08:21:55,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3052 transitions. [2024-10-11 08:21:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-10-11 08:21:55,349 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:55,350 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:55,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 08:21:55,350 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:55,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:55,351 INFO L85 PathProgramCache]: Analyzing trace with hash 194445918, now seen corresponding path program 1 times [2024-10-11 08:21:55,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:55,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642282244] [2024-10-11 08:21:55,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:55,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:21:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:55,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:21:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:21:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:21:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:21:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:21:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:21:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:21:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:21:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:21:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:21:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:21:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:21:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:21:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:21:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:21:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:21:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:21:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:21:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:21:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:21:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:21:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:21:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:21:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:21:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:21:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:21:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:21:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:21:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:21:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:21:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:21:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:21:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:21:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:21:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:21:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:21:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:21:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:21:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:21:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:21:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:21:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:21:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:21:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:21:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:21:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:21:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:21:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:21:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:21:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:21:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:21:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:21:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:21:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:21:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:21:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:21:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:21:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:21:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:21:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:21:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:21:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:21:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:21:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:21:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:21:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:21:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:21:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:21:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:21:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:21:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:21:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:21:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:21:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:21:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:21:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:21:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:21:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:21:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:21:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:21:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:21:56,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:21:56,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642282244] [2024-10-11 08:21:56,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642282244] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:21:56,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:21:56,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:21:56,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723125257] [2024-10-11 08:21:56,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:21:56,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:21:56,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:21:56,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:21:56,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:21:56,407 INFO L87 Difference]: Start difference. First operand 1833 states and 3052 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:57,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:21:57,322 INFO L93 Difference]: Finished difference Result 5191 states and 8626 transitions. [2024-10-11 08:21:57,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 08:21:57,323 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 497 [2024-10-11 08:21:57,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:21:57,345 INFO L225 Difference]: With dead ends: 5191 [2024-10-11 08:21:57,345 INFO L226 Difference]: Without dead ends: 3359 [2024-10-11 08:21:57,352 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:21:57,353 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 564 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 08:21:57,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [564 Valid, 814 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 08:21:57,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3359 states. [2024-10-11 08:21:57,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3359 to 3349. [2024-10-11 08:21:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3349 states, 2625 states have (on average 1.5771428571428572) internal successors, (4140), 2640 states have internal predecessors, (4140), 705 states have call successors, (705), 18 states have call predecessors, (705), 18 states have return successors, (705), 690 states have call predecessors, (705), 705 states have call successors, (705) [2024-10-11 08:21:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 3349 states and 5550 transitions. [2024-10-11 08:21:57,628 INFO L78 Accepts]: Start accepts. Automaton has 3349 states and 5550 transitions. Word has length 497 [2024-10-11 08:21:57,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:21:57,629 INFO L471 AbstractCegarLoop]: Abstraction has 3349 states and 5550 transitions. [2024-10-11 08:21:57,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:21:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 5550 transitions. [2024-10-11 08:21:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-10-11 08:21:57,637 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:21:57,637 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:21:57,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 08:21:57,638 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:21:57,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:21:57,638 INFO L85 PathProgramCache]: Analyzing trace with hash 368536094, now seen corresponding path program 1 times [2024-10-11 08:21:57,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:21:57,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060074677] [2024-10-11 08:21:57,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:21:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:21:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:22:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:22:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:22:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:22:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:22:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:22:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:22:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:22:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:22:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:22:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:22:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:22:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:22:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:22:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:22:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:22:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:22:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:22:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:22:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:22:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:22:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:22:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:22:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:22:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:22:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:22:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:22:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:22:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:22:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:22:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:22:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:22:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:22:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:22:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:22:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:22:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:22:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:22:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:22:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:22:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:22:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:22:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:22:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:22:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:22:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:22:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:22:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:22:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:22:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:22:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:22:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:22:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:22:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:22:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:22:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:22:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:22:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:22:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:22:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:22:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:22:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:22:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:22:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:22:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:22:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:22:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:22:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:22:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:22:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:22:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:22:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:22:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:22:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:22:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:22:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:22:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:22:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:22:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:22:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:22:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:22:00,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:22:00,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060074677] [2024-10-11 08:22:00,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060074677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:22:00,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:22:00,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 08:22:00,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489866437] [2024-10-11 08:22:00,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:22:00,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 08:22:00,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:22:00,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 08:22:00,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-11 08:22:00,837 INFO L87 Difference]: Start difference. First operand 3349 states and 5550 transitions. Second operand has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-10-11 08:22:05,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:22:05,923 INFO L93 Difference]: Finished difference Result 14013 states and 23133 transitions. [2024-10-11 08:22:05,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 08:22:05,924 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) Word has length 499 [2024-10-11 08:22:05,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:22:06,000 INFO L225 Difference]: With dead ends: 14013 [2024-10-11 08:22:06,000 INFO L226 Difference]: Without dead ends: 10665 [2024-10-11 08:22:06,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-10-11 08:22:06,019 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 2415 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2415 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-10-11 08:22:06,020 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2415 Valid, 1679 Invalid, 1805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-10-11 08:22:06,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10665 states. [2024-10-11 08:22:06,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10665 to 4283. [2024-10-11 08:22:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4283 states, 3317 states have (on average 1.5619535725052758) internal successors, (5181), 3336 states have internal predecessors, (5181), 929 states have call successors, (929), 36 states have call predecessors, (929), 36 states have return successors, (929), 910 states have call predecessors, (929), 929 states have call successors, (929) [2024-10-11 08:22:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 4283 states and 7039 transitions. [2024-10-11 08:22:06,855 INFO L78 Accepts]: Start accepts. Automaton has 4283 states and 7039 transitions. Word has length 499 [2024-10-11 08:22:06,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:22:06,857 INFO L471 AbstractCegarLoop]: Abstraction has 4283 states and 7039 transitions. [2024-10-11 08:22:06,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.75) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 3 states have call predecessors, (80), 3 states have call successors, (80) [2024-10-11 08:22:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 7039 transitions. [2024-10-11 08:22:06,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-10-11 08:22:06,866 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:22:06,866 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:22:06,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 08:22:06,867 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:22:06,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:22:06,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1680851748, now seen corresponding path program 1 times [2024-10-11 08:22:06,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:22:06,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956687903] [2024-10-11 08:22:06,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:22:06,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:22:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:22:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:22:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:22:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:22:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:22:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:22:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:22:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:22:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:22:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:22:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:22:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:22:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:22:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:22:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:22:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:22:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:22:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:22:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:22:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:22:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:22:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:22:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:22:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:22:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:22:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:22:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:22:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:22:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:22:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:22:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:22:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:22:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:22:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:22:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:22:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:22:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:22:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:22:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:22:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:22:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:22:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:22:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:22:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:22:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:22:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:22:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:22:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:22:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:22:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:22:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:22:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:22:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:22:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:22:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:22:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:22:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:22:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:22:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:22:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:22:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:22:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:22:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:22:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:22:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:22:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:22:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:22:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:22:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:22:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:22:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:22:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:22:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:22:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:22:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:22:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:22:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:22:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:22:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:22:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:22:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-10-11 08:22:08,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:22:08,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956687903] [2024-10-11 08:22:08,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956687903] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:22:08,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:22:08,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 08:22:08,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303961146] [2024-10-11 08:22:08,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:22:08,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:22:08,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:22:08,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:22:08,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:22:08,547 INFO L87 Difference]: Start difference. First operand 4283 states and 7039 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:22:13,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:22:13,094 INFO L93 Difference]: Finished difference Result 18375 states and 30195 transitions. [2024-10-11 08:22:13,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 08:22:13,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 499 [2024-10-11 08:22:13,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:22:13,185 INFO L225 Difference]: With dead ends: 18375 [2024-10-11 08:22:13,185 INFO L226 Difference]: Without dead ends: 14093 [2024-10-11 08:22:13,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-11 08:22:13,208 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 873 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-11 08:22:13,209 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [873 Valid, 1970 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-11 08:22:13,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14093 states. [2024-10-11 08:22:16,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14093 to 14042. [2024-10-11 08:22:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14042 states, 10856 states have (on average 1.5586772291820192) internal successors, (16921), 10935 states have internal predecessors, (16921), 3073 states have call successors, (3073), 112 states have call predecessors, (3073), 112 states have return successors, (3073), 2994 states have call predecessors, (3073), 3073 states have call successors, (3073) [2024-10-11 08:22:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14042 states to 14042 states and 23067 transitions. [2024-10-11 08:22:16,249 INFO L78 Accepts]: Start accepts. Automaton has 14042 states and 23067 transitions. Word has length 499 [2024-10-11 08:22:16,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:22:16,250 INFO L471 AbstractCegarLoop]: Abstraction has 14042 states and 23067 transitions. [2024-10-11 08:22:16,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-10-11 08:22:16,251 INFO L276 IsEmpty]: Start isEmpty. Operand 14042 states and 23067 transitions. [2024-10-11 08:22:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-10-11 08:22:16,272 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:22:16,272 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:22:16,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 08:22:16,273 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:22:16,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:22:16,274 INFO L85 PathProgramCache]: Analyzing trace with hash 619970842, now seen corresponding path program 1 times [2024-10-11 08:22:16,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:22:16,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187037325] [2024-10-11 08:22:16,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:22:16,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:22:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:22:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 08:22:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 08:22:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 08:22:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 08:22:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 08:22:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 08:22:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 08:22:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 08:22:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 08:22:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 08:22:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 08:22:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 08:22:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 08:22:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 08:22:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 08:22:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 08:22:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-11 08:22:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 08:22:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 08:22:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 08:22:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 08:22:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 08:22:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 08:22:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 08:22:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 08:22:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-11 08:22:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 08:22:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:17,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 08:22:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 08:22:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 08:22:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 08:22:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 08:22:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 08:22:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 08:22:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 08:22:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 08:22:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 08:22:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 08:22:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-11 08:22:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 08:22:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 08:22:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 08:22:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 08:22:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 08:22:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 08:22:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 08:22:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 08:22:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 08:22:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-11 08:22:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 08:22:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 08:22:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-11 08:22:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-11 08:22:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-11 08:22:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-11 08:22:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 08:22:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 08:22:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-11 08:22:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 08:22:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 08:22:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-10-11 08:22:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-10-11 08:22:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 08:22:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 08:22:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-10-11 08:22:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-10-11 08:22:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 08:22:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-11 08:22:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 08:22:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-11 08:22:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-11 08:22:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-11 08:22:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-10-11 08:22:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-11 08:22:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-11 08:22:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-11 08:22:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-10-11 08:22:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2024-10-11 08:22:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-10-11 08:22:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 21 proven. 447 refuted. 0 times theorem prover too weak. 12172 trivial. 0 not checked. [2024-10-11 08:22:18,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:22:18,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187037325] [2024-10-11 08:22:18,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187037325] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 08:22:18,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659895734] [2024-10-11 08:22:18,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:22:18,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:22:18,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:22:18,362 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:22:18,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 08:22:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:22:18,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-11 08:22:18,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:22:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 1373 proven. 447 refuted. 0 times theorem prover too weak. 10820 trivial. 0 not checked. [2024-10-11 08:22:21,080 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 08:22:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 21 proven. 450 refuted. 0 times theorem prover too weak. 12169 trivial. 0 not checked. [2024-10-11 08:22:22,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659895734] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 08:22:22,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 08:22:22,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 16 [2024-10-11 08:22:22,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942607620] [2024-10-11 08:22:22,485 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 08:22:22,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 08:22:22,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:22:22,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 08:22:22,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2024-10-11 08:22:22,488 INFO L87 Difference]: Start difference. First operand 14042 states and 23067 transitions. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 3 states have call successors, (156), 3 states have call predecessors, (156), 7 states have return successors, (158), 3 states have call predecessors, (158), 3 states have call successors, (158) [2024-10-11 08:22:33,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:22:33,412 INFO L93 Difference]: Finished difference Result 62039 states and 98538 transitions. [2024-10-11 08:22:33,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-11 08:22:33,413 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 3 states have call successors, (156), 3 states have call predecessors, (156), 7 states have return successors, (158), 3 states have call predecessors, (158), 3 states have call successors, (158) Word has length 499 [2024-10-11 08:22:33,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:22:33,640 INFO L225 Difference]: With dead ends: 62039 [2024-10-11 08:22:33,640 INFO L226 Difference]: Without dead ends: 47998 [2024-10-11 08:22:33,717 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1204 GetRequests, 1152 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=706, Invalid=1844, Unknown=0, NotChecked=0, Total=2550 [2024-10-11 08:22:33,720 INFO L432 NwaCegarLoop]: 576 mSDtfsCounter, 1775 mSDsluCounter, 2104 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 388 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1856 SdHoareTripleChecker+Valid, 2680 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 388 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-11 08:22:33,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1856 Valid, 2680 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [388 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-11 08:22:33,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47998 states. [2024-10-11 08:22:40,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47998 to 31761. [2024-10-11 08:22:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31761 states, 24830 states have (on average 1.5110753121224325) internal successors, (37520), 25068 states have internal predecessors, (37520), 6306 states have call successors, (6306), 624 states have call predecessors, (6306), 624 states have return successors, (6306), 6068 states have call predecessors, (6306), 6306 states have call successors, (6306) [2024-10-11 08:22:40,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31761 states to 31761 states and 50132 transitions. [2024-10-11 08:22:40,432 INFO L78 Accepts]: Start accepts. Automaton has 31761 states and 50132 transitions. Word has length 499 [2024-10-11 08:22:40,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:22:40,433 INFO L471 AbstractCegarLoop]: Abstraction has 31761 states and 50132 transitions. [2024-10-11 08:22:40,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 states have internal predecessors, (128), 3 states have call successors, (156), 3 states have call predecessors, (156), 7 states have return successors, (158), 3 states have call predecessors, (158), 3 states have call successors, (158) [2024-10-11 08:22:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31761 states and 50132 transitions. [2024-10-11 08:22:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2024-10-11 08:22:40,456 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:22:40,456 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:22:40,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 08:22:40,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:22:40,662 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:22:40,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:22:40,663 INFO L85 PathProgramCache]: Analyzing trace with hash 33164828, now seen corresponding path program 1 times [2024-10-11 08:22:40,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:22:40,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67447229] [2024-10-11 08:22:40,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:22:40,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:22:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat