./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5e62ad5739342cd7c449104f0191747734ea5d5507ad0897461505e92cf32f4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 05:26:33,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 05:26:33,192 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 05:26:33,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 05:26:33,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 05:26:33,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 05:26:33,223 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 05:26:33,223 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 05:26:33,224 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 05:26:33,224 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 05:26:33,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 05:26:33,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 05:26:33,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 05:26:33,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 05:26:33,227 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 05:26:33,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 05:26:33,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 05:26:33,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 05:26:33,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 05:26:33,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 05:26:33,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 05:26:33,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 05:26:33,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 05:26:33,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 05:26:33,229 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 05:26:33,230 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 05:26:33,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 05:26:33,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 05:26:33,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 05:26:33,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 05:26:33,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 05:26:33,231 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 05:26:33,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:26:33,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 05:26:33,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 05:26:33,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 05:26:33,232 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 05:26:33,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 05:26:33,233 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 05:26:33,233 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 05:26:33,233 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 05:26:33,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 05:26:33,233 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e62ad5739342cd7c449104f0191747734ea5d5507ad0897461505e92cf32f4 [2024-10-13 05:26:33,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 05:26:33,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 05:26:33,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 05:26:33,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 05:26:33,468 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 05:26:33,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i [2024-10-13 05:26:34,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 05:26:34,984 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 05:26:34,984 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i [2024-10-13 05:26:35,002 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01e7ecc06/43093c5e77d14c02ac3fdaa19e2ce6e3/FLAGa41a57803 [2024-10-13 05:26:35,293 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01e7ecc06/43093c5e77d14c02ac3fdaa19e2ce6e3 [2024-10-13 05:26:35,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 05:26:35,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 05:26:35,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 05:26:35,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 05:26:35,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 05:26:35,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72507e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35, skipping insertion in model container [2024-10-13 05:26:35,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 05:26:35,498 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i[916,929] [2024-10-13 05:26:35,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:26:35,698 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 05:26:35,709 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-41.i[916,929] [2024-10-13 05:26:35,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 05:26:35,854 INFO L204 MainTranslator]: Completed translation [2024-10-13 05:26:35,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35 WrapperNode [2024-10-13 05:26:35,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 05:26:35,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 05:26:35,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 05:26:35,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 05:26:35,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,950 INFO L138 Inliner]: procedures = 26, calls = 74, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 681 [2024-10-13 05:26:35,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 05:26:35,951 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 05:26:35,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 05:26:35,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 05:26:35,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:35,972 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,023 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 05:26:36,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 05:26:36,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 05:26:36,097 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 05:26:36,097 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 05:26:36,098 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (1/1) ... [2024-10-13 05:26:36,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 05:26:36,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:26:36,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 05:26:36,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 05:26:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 05:26:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 05:26:36,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 05:26:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 05:26:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 05:26:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 05:26:36,290 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 05:26:36,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 05:26:37,180 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-10-13 05:26:37,181 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 05:26:37,229 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 05:26:37,230 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 05:26:37,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:26:37 BoogieIcfgContainer [2024-10-13 05:26:37,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 05:26:37,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 05:26:37,232 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 05:26:37,235 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 05:26:37,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:26:35" (1/3) ... [2024-10-13 05:26:37,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16682e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:26:37, skipping insertion in model container [2024-10-13 05:26:37,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:26:35" (2/3) ... [2024-10-13 05:26:37,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16682e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:26:37, skipping insertion in model container [2024-10-13 05:26:37,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:26:37" (3/3) ... [2024-10-13 05:26:37,238 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-41.i [2024-10-13 05:26:37,250 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 05:26:37,251 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 05:26:37,312 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 05:26:37,317 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;@792ea65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 05:26:37,317 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 05:26:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 194 states have (on average 1.5824742268041236) internal successors, (307), 195 states have internal predecessors, (307), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-10-13 05:26:37,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2024-10-13 05:26:37,353 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:37,354 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:37,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:37,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:37,360 INFO L85 PathProgramCache]: Analyzing trace with hash -2112535818, now seen corresponding path program 1 times [2024-10-13 05:26:37,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:37,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126342382] [2024-10-13 05:26:37,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:37,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:37,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,206 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:38,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:38,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126342382] [2024-10-13 05:26:38,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126342382] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:38,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:38,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 05:26:38,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948520412] [2024-10-13 05:26:38,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:38,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 05:26:38,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:38,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 05:26:38,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:26:38,243 INFO L87 Difference]: Start difference. First operand has 258 states, 194 states have (on average 1.5824742268041236) internal successors, (307), 195 states have internal predecessors, (307), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) Second operand has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) [2024-10-13 05:26:38,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:38,301 INFO L93 Difference]: Finished difference Result 512 states and 915 transitions. [2024-10-13 05:26:38,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 05:26:38,303 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) Word has length 421 [2024-10-13 05:26:38,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:38,311 INFO L225 Difference]: With dead ends: 512 [2024-10-13 05:26:38,314 INFO L226 Difference]: Without dead ends: 255 [2024-10-13 05:26:38,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 05:26:38,324 INFO L432 NwaCegarLoop]: 417 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:38,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 417 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 05:26:38,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-10-13 05:26:38,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2024-10-13 05:26:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 192 states have (on average 1.5520833333333333) internal successors, (298), 192 states have internal predecessors, (298), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-10-13 05:26:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 420 transitions. [2024-10-13 05:26:38,391 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 420 transitions. Word has length 421 [2024-10-13 05:26:38,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:38,392 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 420 transitions. [2024-10-13 05:26:38,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) [2024-10-13 05:26:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 420 transitions. [2024-10-13 05:26:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2024-10-13 05:26:38,400 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:38,401 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:38,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 05:26:38,401 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:38,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:38,402 INFO L85 PathProgramCache]: Analyzing trace with hash -563873944, now seen corresponding path program 1 times [2024-10-13 05:26:38,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:38,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013706892] [2024-10-13 05:26:38,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:38,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:38,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:38,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013706892] [2024-10-13 05:26:38,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013706892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:38,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:38,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:26:38,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41204479] [2024-10-13 05:26:38,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:38,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:26:38,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:38,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:26:38,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:38,939 INFO L87 Difference]: Start difference. First operand 255 states and 420 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:39,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:39,155 INFO L93 Difference]: Finished difference Result 750 states and 1234 transitions. [2024-10-13 05:26:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:26:39,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 421 [2024-10-13 05:26:39,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:39,162 INFO L225 Difference]: With dead ends: 750 [2024-10-13 05:26:39,164 INFO L226 Difference]: Without dead ends: 496 [2024-10-13 05:26:39,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:39,167 INFO L432 NwaCegarLoop]: 755 mSDtfsCounter, 382 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 1136 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:39,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 1136 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:26:39,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-10-13 05:26:39,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 305. [2024-10-13 05:26:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 242 states have (on average 1.5702479338842976) internal successors, (380), 242 states have internal predecessors, (380), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-10-13 05:26:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 502 transitions. [2024-10-13 05:26:39,195 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 502 transitions. Word has length 421 [2024-10-13 05:26:39,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:39,197 INFO L471 AbstractCegarLoop]: Abstraction has 305 states and 502 transitions. [2024-10-13 05:26:39,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 502 transitions. [2024-10-13 05:26:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2024-10-13 05:26:39,205 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:39,206 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:39,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 05:26:39,207 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:39,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:39,208 INFO L85 PathProgramCache]: Analyzing trace with hash 483501608, now seen corresponding path program 1 times [2024-10-13 05:26:39,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:39,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802420488] [2024-10-13 05:26:39,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:39,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:39,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:39,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802420488] [2024-10-13 05:26:39,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802420488] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:39,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:39,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:26:39,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632930] [2024-10-13 05:26:39,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:39,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:26:39,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:39,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:26:39,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:39,578 INFO L87 Difference]: Start difference. First operand 305 states and 502 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:39,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:39,678 INFO L93 Difference]: Finished difference Result 844 states and 1384 transitions. [2024-10-13 05:26:39,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:26:39,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 422 [2024-10-13 05:26:39,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:39,682 INFO L225 Difference]: With dead ends: 844 [2024-10-13 05:26:39,683 INFO L226 Difference]: Without dead ends: 540 [2024-10-13 05:26:39,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:39,684 INFO L432 NwaCegarLoop]: 681 mSDtfsCounter, 366 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:39,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 1075 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 05:26:39,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2024-10-13 05:26:39,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 375. [2024-10-13 05:26:39,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 312 states have (on average 1.5865384615384615) internal successors, (495), 312 states have internal predecessors, (495), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-10-13 05:26:39,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 617 transitions. [2024-10-13 05:26:39,701 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 617 transitions. Word has length 422 [2024-10-13 05:26:39,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:39,702 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 617 transitions. [2024-10-13 05:26:39,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 617 transitions. [2024-10-13 05:26:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2024-10-13 05:26:39,706 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:39,706 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:39,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 05:26:39,706 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:39,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:39,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1655556793, now seen corresponding path program 1 times [2024-10-13 05:26:39,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:39,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007657406] [2024-10-13 05:26:39,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:39,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:40,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:40,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007657406] [2024-10-13 05:26:40,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007657406] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:40,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:40,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:26:40,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809264601] [2024-10-13 05:26:40,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:40,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:26:40,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:40,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:26:40,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:26:40,859 INFO L87 Difference]: Start difference. First operand 375 states and 617 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:41,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:41,158 INFO L93 Difference]: Finished difference Result 1234 states and 2018 transitions. [2024-10-13 05:26:41,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:26:41,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 422 [2024-10-13 05:26:41,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:41,166 INFO L225 Difference]: With dead ends: 1234 [2024-10-13 05:26:41,167 INFO L226 Difference]: Without dead ends: 860 [2024-10-13 05:26:41,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:26:41,169 INFO L432 NwaCegarLoop]: 848 mSDtfsCounter, 706 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:41,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [706 Valid, 1714 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:26:41,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2024-10-13 05:26:41,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 653. [2024-10-13 05:26:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 538 states have (on average 1.5724907063197027) internal successors, (846), 539 states have internal predecessors, (846), 112 states have call successors, (112), 2 states have call predecessors, (112), 2 states have return successors, (112), 111 states have call predecessors, (112), 112 states have call successors, (112) [2024-10-13 05:26:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 1070 transitions. [2024-10-13 05:26:41,208 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 1070 transitions. Word has length 422 [2024-10-13 05:26:41,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:41,209 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 1070 transitions. [2024-10-13 05:26:41,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1070 transitions. [2024-10-13 05:26:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2024-10-13 05:26:41,215 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:41,215 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:41,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 05:26:41,216 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:41,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:41,216 INFO L85 PathProgramCache]: Analyzing trace with hash 562073605, now seen corresponding path program 1 times [2024-10-13 05:26:41,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:41,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146073669] [2024-10-13 05:26:41,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:41,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:41,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:41,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146073669] [2024-10-13 05:26:41,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146073669] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:41,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:41,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 05:26:41,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626143789] [2024-10-13 05:26:41,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:41,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 05:26:41,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:41,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 05:26:41,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:41,537 INFO L87 Difference]: Start difference. First operand 653 states and 1070 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:41,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:41,588 INFO L93 Difference]: Finished difference Result 1310 states and 2140 transitions. [2024-10-13 05:26:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 05:26:41,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 422 [2024-10-13 05:26:41,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:41,592 INFO L225 Difference]: With dead ends: 1310 [2024-10-13 05:26:41,593 INFO L226 Difference]: Without dead ends: 658 [2024-10-13 05:26:41,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 05:26:41,596 INFO L432 NwaCegarLoop]: 582 mSDtfsCounter, 321 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:41,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 981 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 05:26:41,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2024-10-13 05:26:41,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 523. [2024-10-13 05:26:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 459 states have (on average 1.6056644880174291) internal successors, (737), 459 states have internal predecessors, (737), 61 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-10-13 05:26:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 859 transitions. [2024-10-13 05:26:41,617 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 859 transitions. Word has length 422 [2024-10-13 05:26:41,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:41,618 INFO L471 AbstractCegarLoop]: Abstraction has 523 states and 859 transitions. [2024-10-13 05:26:41,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 859 transitions. [2024-10-13 05:26:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2024-10-13 05:26:41,622 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:41,623 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:41,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 05:26:41,623 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:41,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:41,623 INFO L85 PathProgramCache]: Analyzing trace with hash -458994749, now seen corresponding path program 1 times [2024-10-13 05:26:41,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:41,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184302490] [2024-10-13 05:26:41,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:41,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:42,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:42,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184302490] [2024-10-13 05:26:42,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184302490] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:42,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:42,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:26:42,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587109958] [2024-10-13 05:26:42,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:42,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:26:42,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:42,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:26:42,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:26:42,810 INFO L87 Difference]: Start difference. First operand 523 states and 859 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:43,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:43,272 INFO L93 Difference]: Finished difference Result 1568 states and 2576 transitions. [2024-10-13 05:26:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:26:43,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 422 [2024-10-13 05:26:43,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:43,278 INFO L225 Difference]: With dead ends: 1568 [2024-10-13 05:26:43,278 INFO L226 Difference]: Without dead ends: 1046 [2024-10-13 05:26:43,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 05:26:43,280 INFO L432 NwaCegarLoop]: 406 mSDtfsCounter, 347 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:43,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 1489 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 05:26:43,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-10-13 05:26:43,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 642. [2024-10-13 05:26:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 515 states have (on average 1.5533980582524272) internal successors, (800), 515 states have internal predecessors, (800), 122 states have call successors, (122), 4 states have call predecessors, (122), 4 states have return successors, (122), 122 states have call predecessors, (122), 122 states have call successors, (122) [2024-10-13 05:26:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1044 transitions. [2024-10-13 05:26:43,334 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1044 transitions. Word has length 422 [2024-10-13 05:26:43,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:43,336 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 1044 transitions. [2024-10-13 05:26:43,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1044 transitions. [2024-10-13 05:26:43,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-10-13 05:26:43,340 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:43,340 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:43,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 05:26:43,340 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:43,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:43,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1468448653, now seen corresponding path program 1 times [2024-10-13 05:26:43,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:43,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699953724] [2024-10-13 05:26:43,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:43,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:44,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:44,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699953724] [2024-10-13 05:26:44,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699953724] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:44,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:44,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:26:44,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288929213] [2024-10-13 05:26:44,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:44,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:26:44,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:44,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:26:44,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:26:44,594 INFO L87 Difference]: Start difference. First operand 642 states and 1044 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:44,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:44,932 INFO L93 Difference]: Finished difference Result 1572 states and 2578 transitions. [2024-10-13 05:26:44,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 05:26:44,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 423 [2024-10-13 05:26:44,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:44,937 INFO L225 Difference]: With dead ends: 1572 [2024-10-13 05:26:44,937 INFO L226 Difference]: Without dead ends: 1046 [2024-10-13 05:26:44,939 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:26:44,941 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 328 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:44,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 1227 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 05:26:44,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-10-13 05:26:44,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 642. [2024-10-13 05:26:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 515 states have (on average 1.5495145631067961) internal successors, (798), 515 states have internal predecessors, (798), 122 states have call successors, (122), 4 states have call predecessors, (122), 4 states have return successors, (122), 122 states have call predecessors, (122), 122 states have call successors, (122) [2024-10-13 05:26:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1042 transitions. [2024-10-13 05:26:44,993 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1042 transitions. Word has length 423 [2024-10-13 05:26:44,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:44,994 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 1042 transitions. [2024-10-13 05:26:44,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:44,994 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1042 transitions. [2024-10-13 05:26:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-10-13 05:26:44,998 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:44,998 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:44,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 05:26:44,998 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:44,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:44,999 INFO L85 PathProgramCache]: Analyzing trace with hash 265655797, now seen corresponding path program 1 times [2024-10-13 05:26:44,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:44,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698149823] [2024-10-13 05:26:44,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:46,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:46,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698149823] [2024-10-13 05:26:46,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698149823] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:46,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:46,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:26:46,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280113466] [2024-10-13 05:26:46,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:46,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:26:46,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:46,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:26:46,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:26:46,363 INFO L87 Difference]: Start difference. First operand 642 states and 1042 transitions. Second operand has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:46,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:46,894 INFO L93 Difference]: Finished difference Result 2020 states and 3310 transitions. [2024-10-13 05:26:46,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 05:26:46,895 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 423 [2024-10-13 05:26:46,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:46,901 INFO L225 Difference]: With dead ends: 2020 [2024-10-13 05:26:46,901 INFO L226 Difference]: Without dead ends: 1498 [2024-10-13 05:26:46,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 05:26:46,906 INFO L432 NwaCegarLoop]: 603 mSDtfsCounter, 939 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:46,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [939 Valid, 1857 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 05:26:46,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1498 states. [2024-10-13 05:26:46,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1498 to 1068. [2024-10-13 05:26:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1068 states, 878 states have (on average 1.5478359908883828) internal successors, (1359), 878 states have internal predecessors, (1359), 183 states have call successors, (183), 6 states have call predecessors, (183), 6 states have return successors, (183), 183 states have call predecessors, (183), 183 states have call successors, (183) [2024-10-13 05:26:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 1068 states and 1725 transitions. [2024-10-13 05:26:46,976 INFO L78 Accepts]: Start accepts. Automaton has 1068 states and 1725 transitions. Word has length 423 [2024-10-13 05:26:46,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:46,976 INFO L471 AbstractCegarLoop]: Abstraction has 1068 states and 1725 transitions. [2024-10-13 05:26:46,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:46,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1725 transitions. [2024-10-13 05:26:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-10-13 05:26:46,981 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:46,981 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:46,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 05:26:46,982 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:46,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:46,982 INFO L85 PathProgramCache]: Analyzing trace with hash -701694857, now seen corresponding path program 1 times [2024-10-13 05:26:46,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:46,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015996735] [2024-10-13 05:26:46,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:46,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:47,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:47,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015996735] [2024-10-13 05:26:47,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015996735] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:47,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:47,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 05:26:47,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771599133] [2024-10-13 05:26:47,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:47,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 05:26:47,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:47,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 05:26:47,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 05:26:47,771 INFO L87 Difference]: Start difference. First operand 1068 states and 1725 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:48,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:48,174 INFO L93 Difference]: Finished difference Result 2879 states and 4638 transitions. [2024-10-13 05:26:48,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:26:48,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 423 [2024-10-13 05:26:48,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:48,184 INFO L225 Difference]: With dead ends: 2879 [2024-10-13 05:26:48,184 INFO L226 Difference]: Without dead ends: 1931 [2024-10-13 05:26:48,187 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:26:48,187 INFO L432 NwaCegarLoop]: 674 mSDtfsCounter, 759 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:48,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [759 Valid, 1786 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:26:48,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2024-10-13 05:26:48,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1313. [2024-10-13 05:26:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1313 states, 1123 states have (on average 1.552092609082814) internal successors, (1743), 1123 states have internal predecessors, (1743), 183 states have call successors, (183), 6 states have call predecessors, (183), 6 states have return successors, (183), 183 states have call predecessors, (183), 183 states have call successors, (183) [2024-10-13 05:26:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1313 states and 2109 transitions. [2024-10-13 05:26:48,319 INFO L78 Accepts]: Start accepts. Automaton has 1313 states and 2109 transitions. Word has length 423 [2024-10-13 05:26:48,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:48,320 INFO L471 AbstractCegarLoop]: Abstraction has 1313 states and 2109 transitions. [2024-10-13 05:26:48,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2109 transitions. [2024-10-13 05:26:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-10-13 05:26:48,326 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:48,326 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:48,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 05:26:48,327 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:48,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:48,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1746572873, now seen corresponding path program 1 times [2024-10-13 05:26:48,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:48,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310409916] [2024-10-13 05:26:48,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:48,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:49,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:49,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310409916] [2024-10-13 05:26:49,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310409916] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:49,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:49,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 05:26:49,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201723516] [2024-10-13 05:26:49,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:49,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 05:26:49,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:49,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 05:26:49,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-13 05:26:49,793 INFO L87 Difference]: Start difference. First operand 1313 states and 2109 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 3 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-10-13 05:26:51,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:51,096 INFO L93 Difference]: Finished difference Result 5169 states and 8302 transitions. [2024-10-13 05:26:51,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:26:51,096 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 3 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 423 [2024-10-13 05:26:51,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:51,111 INFO L225 Difference]: With dead ends: 5169 [2024-10-13 05:26:51,112 INFO L226 Difference]: Without dead ends: 3976 [2024-10-13 05:26:51,116 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-10-13 05:26:51,117 INFO L432 NwaCegarLoop]: 543 mSDtfsCounter, 1476 mSDsluCounter, 1267 mSDsCounter, 0 mSdLazyCounter, 620 mSolverCounterSat, 453 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 453 IncrementalHoareTripleChecker+Valid, 620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:51,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1476 Valid, 1810 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [453 Valid, 620 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-13 05:26:51,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2024-10-13 05:26:51,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 3646. [2024-10-13 05:26:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3646 states, 3287 states have (on average 1.5692120474596898) internal successors, (5158), 3289 states have internal predecessors, (5158), 345 states have call successors, (345), 13 states have call predecessors, (345), 13 states have return successors, (345), 343 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:26:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3646 states and 5848 transitions. [2024-10-13 05:26:51,326 INFO L78 Accepts]: Start accepts. Automaton has 3646 states and 5848 transitions. Word has length 423 [2024-10-13 05:26:51,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:51,326 INFO L471 AbstractCegarLoop]: Abstraction has 3646 states and 5848 transitions. [2024-10-13 05:26:51,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 3 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-10-13 05:26:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3646 states and 5848 transitions. [2024-10-13 05:26:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2024-10-13 05:26:51,332 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:51,332 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:51,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 05:26:51,333 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:51,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:51,333 INFO L85 PathProgramCache]: Analyzing trace with hash -907539211, now seen corresponding path program 1 times [2024-10-13 05:26:51,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:51,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239071413] [2024-10-13 05:26:51,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:51,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 30 proven. 150 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:26:52,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:52,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239071413] [2024-10-13 05:26:52,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239071413] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:26:52,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323050161] [2024-10-13 05:26:52,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:52,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:26:52,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:26:52,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:26:52,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 05:26:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:52,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 05:26:52,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:26:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 1998 proven. 27 refuted. 0 times theorem prover too weak. 5295 trivial. 0 not checked. [2024-10-13 05:26:52,841 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 05:26:53,116 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 153 proven. 27 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:26:53,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323050161] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 05:26:53,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 05:26:53,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-13 05:26:53,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894526323] [2024-10-13 05:26:53,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 05:26:53,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 05:26:53,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:53,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 05:26:53,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-13 05:26:53,119 INFO L87 Difference]: Start difference. First operand 3646 states and 5848 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (120), 2 states have call predecessors, (120), 4 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) [2024-10-13 05:26:54,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:54,021 INFO L93 Difference]: Finished difference Result 6120 states and 9752 transitions. [2024-10-13 05:26:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 05:26:54,021 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (120), 2 states have call predecessors, (120), 4 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) Word has length 423 [2024-10-13 05:26:54,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:54,032 INFO L225 Difference]: With dead ends: 6120 [2024-10-13 05:26:54,033 INFO L226 Difference]: Without dead ends: 2599 [2024-10-13 05:26:54,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 980 GetRequests, 964 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-10-13 05:26:54,038 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 530 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:54,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 1130 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-13 05:26:54,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2599 states. [2024-10-13 05:26:54,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2599 to 2573. [2024-10-13 05:26:54,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2202 states have (on average 1.5190735694822888) internal successors, (3345), 2204 states have internal predecessors, (3345), 345 states have call successors, (345), 25 states have call predecessors, (345), 25 states have return successors, (345), 343 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:26:54,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4035 transitions. [2024-10-13 05:26:54,190 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4035 transitions. Word has length 423 [2024-10-13 05:26:54,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:54,190 INFO L471 AbstractCegarLoop]: Abstraction has 2573 states and 4035 transitions. [2024-10-13 05:26:54,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 3 states have call successors, (120), 2 states have call predecessors, (120), 4 states have return successors, (122), 3 states have call predecessors, (122), 3 states have call successors, (122) [2024-10-13 05:26:54,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4035 transitions. [2024-10-13 05:26:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-10-13 05:26:54,196 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:54,197 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:54,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-13 05:26:54,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-13 05:26:54,398 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:54,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:54,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1293777861, now seen corresponding path program 1 times [2024-10-13 05:26:54,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:54,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524187523] [2024-10-13 05:26:54,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:54,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-10-13 05:26:55,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:55,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524187523] [2024-10-13 05:26:55,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524187523] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 05:26:55,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 05:26:55,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 05:26:55,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248523109] [2024-10-13 05:26:55,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 05:26:55,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 05:26:55,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:55,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 05:26:55,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 05:26:55,217 INFO L87 Difference]: Start difference. First operand 2573 states and 4035 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:55,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:55,574 INFO L93 Difference]: Finished difference Result 4269 states and 6689 transitions. [2024-10-13 05:26:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 05:26:55,575 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 425 [2024-10-13 05:26:55,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:55,583 INFO L225 Difference]: With dead ends: 4269 [2024-10-13 05:26:55,583 INFO L226 Difference]: Without dead ends: 1829 [2024-10-13 05:26:55,587 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-13 05:26:55,587 INFO L432 NwaCegarLoop]: 519 mSDtfsCounter, 338 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1289 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:55,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1289 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 05:26:55,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2024-10-13 05:26:55,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1829. [2024-10-13 05:26:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1829 states, 1458 states have (on average 1.4465020576131686) internal successors, (2109), 1460 states have internal predecessors, (2109), 345 states have call successors, (345), 25 states have call predecessors, (345), 25 states have return successors, (345), 343 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:26:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2799 transitions. [2024-10-13 05:26:55,712 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2799 transitions. Word has length 425 [2024-10-13 05:26:55,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:55,713 INFO L471 AbstractCegarLoop]: Abstraction has 1829 states and 2799 transitions. [2024-10-13 05:26:55,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-10-13 05:26:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2799 transitions. [2024-10-13 05:26:55,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2024-10-13 05:26:55,716 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:55,716 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:55,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 05:26:55,716 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:55,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:55,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1062044413, now seen corresponding path program 1 times [2024-10-13 05:26:55,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:55,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47706568] [2024-10-13 05:26:55,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:55,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:26:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:26:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:26:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:26:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:26:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:26:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:26:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:26:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:26:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:26:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:26:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:26:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:26:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:26:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:26:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:26:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:26:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:26:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:26:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:26:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:26:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:26:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:26:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:26:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:26:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:26:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:26:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:26:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:26:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:26:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:26:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:26:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:26:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:26:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:26:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:26:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:26:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:26:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:26:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:26:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:26:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:26:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:26:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:26:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:26:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:26:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:26:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:26:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:26:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:26:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:26:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:26:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:26:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:26:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:26:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:26:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:26:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:56,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:26:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:57,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:26:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:57,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:26:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:57,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:26:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 60 proven. 120 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:26:57,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:26:57,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47706568] [2024-10-13 05:26:57,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47706568] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:26:57,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414269672] [2024-10-13 05:26:57,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:57,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:26:57,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:26:57,018 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:26:57,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 05:26:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:26:57,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 1114 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 05:26:57,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:26:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 2850 proven. 45 refuted. 0 times theorem prover too weak. 4425 trivial. 0 not checked. [2024-10-13 05:26:57,496 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 05:26:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 135 proven. 45 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:26:57,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414269672] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 05:26:57,760 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 05:26:57,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-10-13 05:26:57,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581346954] [2024-10-13 05:26:57,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 05:26:57,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 05:26:57,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:26:57,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 05:26:57,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-13 05:26:57,763 INFO L87 Difference]: Start difference. First operand 1829 states and 2799 transitions. Second operand has 10 states, 9 states have (on average 27.0) internal successors, (243), 10 states have internal predecessors, (243), 5 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 4 states have call predecessors, (138), 5 states have call successors, (138) [2024-10-13 05:26:58,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:26:58,895 INFO L93 Difference]: Finished difference Result 3588 states and 5454 transitions. [2024-10-13 05:26:58,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-13 05:26:58,895 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 27.0) internal successors, (243), 10 states have internal predecessors, (243), 5 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 4 states have call predecessors, (138), 5 states have call successors, (138) Word has length 426 [2024-10-13 05:26:58,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:26:58,905 INFO L225 Difference]: With dead ends: 3588 [2024-10-13 05:26:58,905 INFO L226 Difference]: Without dead ends: 1892 [2024-10-13 05:26:58,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 994 GetRequests, 971 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2024-10-13 05:26:58,910 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 1390 mSDsluCounter, 1027 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 413 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-13 05:26:58,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1434 Valid, 1313 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 699 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-13 05:26:58,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1892 states. [2024-10-13 05:26:59,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1892 to 1852. [2024-10-13 05:26:59,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1473 states have (on average 1.4263408010862186) internal successors, (2101), 1475 states have internal predecessors, (2101), 345 states have call successors, (345), 33 states have call predecessors, (345), 33 states have return successors, (345), 343 states have call predecessors, (345), 345 states have call successors, (345) [2024-10-13 05:26:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2791 transitions. [2024-10-13 05:26:59,054 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2791 transitions. Word has length 426 [2024-10-13 05:26:59,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:26:59,054 INFO L471 AbstractCegarLoop]: Abstraction has 1852 states and 2791 transitions. [2024-10-13 05:26:59,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 27.0) internal successors, (243), 10 states have internal predecessors, (243), 5 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 4 states have call predecessors, (138), 5 states have call successors, (138) [2024-10-13 05:26:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2791 transitions. [2024-10-13 05:26:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-10-13 05:26:59,059 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:26:59,059 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:26:59,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 05:26:59,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-13 05:26:59,260 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:26:59,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:26:59,260 INFO L85 PathProgramCache]: Analyzing trace with hash -392554828, now seen corresponding path program 1 times [2024-10-13 05:26:59,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:26:59,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134288729] [2024-10-13 05:26:59,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:26:59,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:26:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:27:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:27:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:27:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:27:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:27:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:27:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:27:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:27:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:27:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:27:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:27:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:27:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:27:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:27:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:27:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:27:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:27:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:27:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:27:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:27:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:27:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:27:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:27:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:27:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:27:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:27:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:27:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:27:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:27:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:27:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:27:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:27:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:27:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:27:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:27:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:27:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:27:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:27:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:27:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:27:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:27:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:27:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:27:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:27:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:27:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:27:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:27:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:27:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:27:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:27:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:27:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:27:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:27:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:27:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:27:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:27:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:27:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:27:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:27:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:27:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:27:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 63 proven. 117 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:27:00,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:27:00,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134288729] [2024-10-13 05:27:00,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134288729] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:27:00,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641743594] [2024-10-13 05:27:00,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:00,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:27:00,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:27:00,503 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:27:00,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 05:27:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:00,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-13 05:27:00,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:27:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 3378 proven. 117 refuted. 0 times theorem prover too weak. 3825 trivial. 0 not checked. [2024-10-13 05:27:01,682 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 05:27:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 63 proven. 117 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-10-13 05:27:02,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641743594] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 05:27:02,474 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 05:27:02,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 16 [2024-10-13 05:27:02,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588627675] [2024-10-13 05:27:02,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 05:27:02,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-13 05:27:02,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:27:02,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-13 05:27:02,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2024-10-13 05:27:02,477 INFO L87 Difference]: Start difference. First operand 1852 states and 2791 transitions. Second operand has 16 states, 16 states have (on average 22.625) internal successors, (362), 16 states have internal predecessors, (362), 6 states have call successors, (183), 3 states have call predecessors, (183), 6 states have return successors, (183), 6 states have call predecessors, (183), 6 states have call successors, (183) [2024-10-13 05:27:05,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:27:05,024 INFO L93 Difference]: Finished difference Result 5261 states and 7900 transitions. [2024-10-13 05:27:05,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-13 05:27:05,025 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 22.625) internal successors, (362), 16 states have internal predecessors, (362), 6 states have call successors, (183), 3 states have call predecessors, (183), 6 states have return successors, (183), 6 states have call predecessors, (183), 6 states have call successors, (183) Word has length 427 [2024-10-13 05:27:05,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:27:05,041 INFO L225 Difference]: With dead ends: 5261 [2024-10-13 05:27:05,041 INFO L226 Difference]: Without dead ends: 3550 [2024-10-13 05:27:05,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1012 GetRequests, 970 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 570 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=501, Invalid=1391, Unknown=0, NotChecked=0, Total=1892 [2024-10-13 05:27:05,045 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 2072 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 2611 SdHoareTripleChecker+Invalid, 2101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:27:05,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2192 Valid, 2611 Invalid, 2101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-13 05:27:05,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-10-13 05:27:05,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 2465. [2024-10-13 05:27:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2465 states, 1903 states have (on average 1.4088281660535995) internal successors, (2681), 1907 states have internal predecessors, (2681), 507 states have call successors, (507), 54 states have call predecessors, (507), 54 states have return successors, (507), 503 states have call predecessors, (507), 507 states have call successors, (507) [2024-10-13 05:27:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2465 states and 3695 transitions. [2024-10-13 05:27:05,274 INFO L78 Accepts]: Start accepts. Automaton has 2465 states and 3695 transitions. Word has length 427 [2024-10-13 05:27:05,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:27:05,275 INFO L471 AbstractCegarLoop]: Abstraction has 2465 states and 3695 transitions. [2024-10-13 05:27:05,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 22.625) internal successors, (362), 16 states have internal predecessors, (362), 6 states have call successors, (183), 3 states have call predecessors, (183), 6 states have return successors, (183), 6 states have call predecessors, (183), 6 states have call successors, (183) [2024-10-13 05:27:05,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 3695 transitions. [2024-10-13 05:27:05,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-10-13 05:27:05,278 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:27:05,278 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:27:05,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-13 05:27:05,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:27:05,479 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:27:05,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:27:05,480 INFO L85 PathProgramCache]: Analyzing trace with hash -713334618, now seen corresponding path program 1 times [2024-10-13 05:27:05,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:27:05,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898420572] [2024-10-13 05:27:05,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:05,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:27:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:27:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:27:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:27:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:27:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:27:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:27:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:27:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:27:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:27:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:27:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:27:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:27:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:27:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:27:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:27:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:27:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:27:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:27:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:27:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:27:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:27:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:27:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:27:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:27:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:27:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:27:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:27:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:27:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:27:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:27:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:27:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:27:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:27:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:27:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:27:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:27:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:27:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:27:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:27:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:27:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:27:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:27:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:27:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:27:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:27:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:27:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:27:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:27:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:27:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:27:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:27:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:27:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:27:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:27:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:27:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:27:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:27:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:27:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:27:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:27:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:27:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:07,642 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 111 proven. 243 refuted. 0 times theorem prover too weak. 6966 trivial. 0 not checked. [2024-10-13 05:27:07,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:27:07,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898420572] [2024-10-13 05:27:07,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898420572] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:27:07,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492595200] [2024-10-13 05:27:07,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:07,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:27:07,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:27:07,645 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:27:07,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 05:27:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:08,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-13 05:27:08,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:27:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 4798 proven. 402 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2024-10-13 05:27:09,452 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 05:27:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 162 proven. 369 refuted. 0 times theorem prover too weak. 6789 trivial. 0 not checked. [2024-10-13 05:27:10,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492595200] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 05:27:10,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 05:27:10,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 15, 13] total 31 [2024-10-13 05:27:10,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199131825] [2024-10-13 05:27:10,562 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 05:27:10,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-13 05:27:10,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:27:10,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-13 05:27:10,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=665, Unknown=0, NotChecked=0, Total=930 [2024-10-13 05:27:10,565 INFO L87 Difference]: Start difference. First operand 2465 states and 3695 transitions. Second operand has 31 states, 29 states have (on average 12.03448275862069) internal successors, (349), 29 states have internal predecessors, (349), 13 states have call successors, (146), 5 states have call predecessors, (146), 10 states have return successors, (147), 12 states have call predecessors, (147), 13 states have call successors, (147) [2024-10-13 05:27:12,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:27:12,509 INFO L93 Difference]: Finished difference Result 5247 states and 7728 transitions. [2024-10-13 05:27:12,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-10-13 05:27:12,510 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 29 states have (on average 12.03448275862069) internal successors, (349), 29 states have internal predecessors, (349), 13 states have call successors, (146), 5 states have call predecessors, (146), 10 states have return successors, (147), 12 states have call predecessors, (147), 13 states have call successors, (147) Word has length 427 [2024-10-13 05:27:12,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:27:12,526 INFO L225 Difference]: With dead ends: 5247 [2024-10-13 05:27:12,526 INFO L226 Difference]: Without dead ends: 3567 [2024-10-13 05:27:12,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1026 GetRequests, 960 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1329, Invalid=3227, Unknown=0, NotChecked=0, Total=4556 [2024-10-13 05:27:12,533 INFO L432 NwaCegarLoop]: 533 mSDtfsCounter, 862 mSDsluCounter, 2692 mSDsCounter, 0 mSdLazyCounter, 1902 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 3225 SdHoareTripleChecker+Invalid, 2156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-13 05:27:12,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [880 Valid, 3225 Invalid, 2156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1902 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-13 05:27:12,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3567 states. [2024-10-13 05:27:12,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3567 to 2691. [2024-10-13 05:27:12,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2150 states have (on average 1.413953488372093) internal successors, (3040), 2152 states have internal predecessors, (3040), 463 states have call successors, (463), 77 states have call predecessors, (463), 77 states have return successors, (463), 461 states have call predecessors, (463), 463 states have call successors, (463) [2024-10-13 05:27:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 3966 transitions. [2024-10-13 05:27:12,789 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 3966 transitions. Word has length 427 [2024-10-13 05:27:12,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:27:12,790 INFO L471 AbstractCegarLoop]: Abstraction has 2691 states and 3966 transitions. [2024-10-13 05:27:12,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 29 states have (on average 12.03448275862069) internal successors, (349), 29 states have internal predecessors, (349), 13 states have call successors, (146), 5 states have call predecessors, (146), 10 states have return successors, (147), 12 states have call predecessors, (147), 13 states have call successors, (147) [2024-10-13 05:27:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3966 transitions. [2024-10-13 05:27:12,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-10-13 05:27:12,796 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:27:12,797 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:27:12,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-13 05:27:12,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-13 05:27:12,998 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:27:12,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:27:12,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1847528228, now seen corresponding path program 1 times [2024-10-13 05:27:12,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:27:12,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032460835] [2024-10-13 05:27:12,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:27:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:27:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:27:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:27:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:27:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:27:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:27:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:27:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:27:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:27:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:27:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:27:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:27:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:27:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:27:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:27:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:27:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:27:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:27:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:27:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:27:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:27:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:27:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:27:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:27:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:27:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:27:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:27:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:27:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:27:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:27:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:27:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:27:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:27:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:27:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:27:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:27:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:27:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:27:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:27:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:27:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:27:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:27:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:27:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:27:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:27:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:27:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:27:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:27:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:27:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:27:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:27:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:27:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:27:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:27:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:27:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:27:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:27:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:27:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:27:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:27:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:27:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:17,817 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 345 proven. 495 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2024-10-13 05:27:17,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:27:17,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032460835] [2024-10-13 05:27:17,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032460835] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:27:17,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532853373] [2024-10-13 05:27:17,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:17,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:27:17,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:27:17,820 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:27:17,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 05:27:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:18,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-13 05:27:18,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:27:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 4927 proven. 432 refuted. 0 times theorem prover too weak. 1961 trivial. 0 not checked. [2024-10-13 05:27:19,648 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 05:27:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 408 proven. 462 refuted. 0 times theorem prover too weak. 6450 trivial. 0 not checked. [2024-10-13 05:27:21,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1532853373] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 05:27:21,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 05:27:21,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18, 18] total 50 [2024-10-13 05:27:21,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037383392] [2024-10-13 05:27:21,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 05:27:21,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-10-13 05:27:21,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 05:27:21,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-10-13 05:27:21,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=421, Invalid=2029, Unknown=0, NotChecked=0, Total=2450 [2024-10-13 05:27:21,691 INFO L87 Difference]: Start difference. First operand 2691 states and 3966 transitions. Second operand has 50 states, 47 states have (on average 7.914893617021277) internal successors, (372), 45 states have internal predecessors, (372), 19 states have call successors, (162), 6 states have call predecessors, (162), 14 states have return successors, (163), 19 states have call predecessors, (163), 19 states have call successors, (163) [2024-10-13 05:27:28,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 05:27:28,326 INFO L93 Difference]: Finished difference Result 6874 states and 10137 transitions. [2024-10-13 05:27:28,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-10-13 05:27:28,327 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 47 states have (on average 7.914893617021277) internal successors, (372), 45 states have internal predecessors, (372), 19 states have call successors, (162), 6 states have call predecessors, (162), 14 states have return successors, (163), 19 states have call predecessors, (163), 19 states have call successors, (163) Word has length 427 [2024-10-13 05:27:28,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 05:27:28,339 INFO L225 Difference]: With dead ends: 6874 [2024-10-13 05:27:28,339 INFO L226 Difference]: Without dead ends: 5004 [2024-10-13 05:27:28,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1074 GetRequests, 962 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3508 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=2997, Invalid=9885, Unknown=0, NotChecked=0, Total=12882 [2024-10-13 05:27:28,347 INFO L432 NwaCegarLoop]: 401 mSDtfsCounter, 4580 mSDsluCounter, 5891 mSDsCounter, 0 mSdLazyCounter, 5500 mSolverCounterSat, 1284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4600 SdHoareTripleChecker+Valid, 6292 SdHoareTripleChecker+Invalid, 6784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1284 IncrementalHoareTripleChecker+Valid, 5500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-13 05:27:28,348 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4600 Valid, 6292 Invalid, 6784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1284 Valid, 5500 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-13 05:27:28,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5004 states. [2024-10-13 05:27:28,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5004 to 2807. [2024-10-13 05:27:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2237 states have (on average 1.3978542691104157) internal successors, (3127), 2239 states have internal predecessors, (3127), 463 states have call successors, (463), 106 states have call predecessors, (463), 106 states have return successors, (463), 461 states have call predecessors, (463), 463 states have call successors, (463) [2024-10-13 05:27:28,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 4053 transitions. [2024-10-13 05:27:28,609 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 4053 transitions. Word has length 427 [2024-10-13 05:27:28,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 05:27:28,610 INFO L471 AbstractCegarLoop]: Abstraction has 2807 states and 4053 transitions. [2024-10-13 05:27:28,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 47 states have (on average 7.914893617021277) internal successors, (372), 45 states have internal predecessors, (372), 19 states have call successors, (162), 6 states have call predecessors, (162), 14 states have return successors, (163), 19 states have call predecessors, (163), 19 states have call successors, (163) [2024-10-13 05:27:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 4053 transitions. [2024-10-13 05:27:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2024-10-13 05:27:28,612 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 05:27:28,613 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 05:27:28,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-13 05:27:28,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-13 05:27:28,814 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 05:27:28,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 05:27:28,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1416242756, now seen corresponding path program 1 times [2024-10-13 05:27:28,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 05:27:28,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565945830] [2024-10-13 05:27:28,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:28,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 05:27:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 05:27:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 05:27:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 05:27:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 05:27:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 05:27:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-13 05:27:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 05:27:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 05:27:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 05:27:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 05:27:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 05:27:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 05:27:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 05:27:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 05:27:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 05:27:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 05:27:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 05:27:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 05:27:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 05:27:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 05:27:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 05:27:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:34,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 05:27:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 05:27:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 05:27:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 05:27:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 05:27:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 05:27:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 05:27:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 05:27:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 05:27:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 05:27:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 05:27:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 05:27:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 05:27:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 05:27:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 05:27:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 05:27:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-13 05:27:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 05:27:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 05:27:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 05:27:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-13 05:27:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 05:27:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 05:27:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 05:27:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 05:27:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 05:27:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 05:27:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 05:27:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 05:27:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 05:27:35,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 05:27:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 05:27:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-10-13 05:27:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-10-13 05:27:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-10-13 05:27:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 05:27:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 05:27:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-10-13 05:27:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 05:27:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 05:27:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 162 proven. 192 refuted. 0 times theorem prover too weak. 6966 trivial. 0 not checked. [2024-10-13 05:27:35,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 05:27:35,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565945830] [2024-10-13 05:27:35,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565945830] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 05:27:35,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851510372] [2024-10-13 05:27:35,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 05:27:35,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 05:27:35,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 05:27:35,100 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 05:27:35,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 05:27:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 05:27:35,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-10-13 05:27:35,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 05:27:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 4988 proven. 750 refuted. 0 times theorem prover too weak. 1582 trivial. 0 not checked. [2024-10-13 05:27:42,582 INFO L311 TraceCheckSpWp]: Computing backward predicates...