./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-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 754bec8159063c8a609723291c8103d73dc7246c416cbba09af2ee6374dde5d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 12:43:41,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 12:43:41,342 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 12:43:41,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 12:43:41,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 12:43:41,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 12:43:41,383 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 12:43:41,384 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 12:43:41,384 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 12:43:41,386 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 12:43:41,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 12:43:41,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 12:43:41,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 12:43:41,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 12:43:41,388 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 12:43:41,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 12:43:41,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 12:43:41,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 12:43:41,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 12:43:41,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 12:43:41,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 12:43:41,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 12:43:41,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 12:43:41,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 12:43:41,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 12:43:41,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 12:43:41,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 12:43:41,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 12:43:41,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 12:43:41,394 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 12:43:41,394 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 12:43:41,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 12:43:41,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 12:43:41,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 12:43:41,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 12:43:41,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 12:43:41,396 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 12:43:41,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 12:43:41,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 12:43:41,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 12:43:41,397 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 12:43:41,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 12:43:41,397 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 754bec8159063c8a609723291c8103d73dc7246c416cbba09af2ee6374dde5d5 [2024-10-11 12:43:41,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 12:43:41,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 12:43:41,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 12:43:41,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 12:43:41,673 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 12:43:41,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i [2024-10-11 12:43:43,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 12:43:43,379 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 12:43:43,383 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-21.i [2024-10-11 12:43:43,405 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c53218f14/8bc3b735d39a4506ac5ee303588b635a/FLAGc70625b78 [2024-10-11 12:43:43,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c53218f14/8bc3b735d39a4506ac5ee303588b635a [2024-10-11 12:43:43,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 12:43:43,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 12:43:43,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 12:43:43,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 12:43:43,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 12:43:43,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:43:43" (1/1) ... [2024-10-11 12:43:43,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2baf83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:43, skipping insertion in model container [2024-10-11 12:43:43,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:43:43" (1/1) ... [2024-10-11 12:43:43,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 12:43:43,914 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-21.i[916,929] [2024-10-11 12:43:44,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 12:43:44,229 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 12:43:44,252 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-21.i[916,929] [2024-10-11 12:43:44,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 12:43:44,411 INFO L204 MainTranslator]: Completed translation [2024-10-11 12:43:44,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44 WrapperNode [2024-10-11 12:43:44,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 12:43:44,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 12:43:44,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 12:43:44,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 12:43:44,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,551 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 627 [2024-10-11 12:43:44,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 12:43:44,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 12:43:44,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 12:43:44,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 12:43:44,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,593 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,738 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 12:43:44,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,810 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,849 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 12:43:44,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 12:43:44,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 12:43:44,871 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 12:43:44,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (1/1) ... [2024-10-11 12:43:44,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 12:43:44,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:43:44,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 12:43:44,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 12:43:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 12:43:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 12:43:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 12:43:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 12:43:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 12:43:44,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 12:43:45,107 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 12:43:45,109 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 12:43:46,283 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-10-11 12:43:46,284 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 12:43:46,357 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 12:43:46,359 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 12:43:46,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:43:46 BoogieIcfgContainer [2024-10-11 12:43:46,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 12:43:46,362 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 12:43:46,362 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 12:43:46,366 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 12:43:46,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:43:43" (1/3) ... [2024-10-11 12:43:46,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af9c83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:43:46, skipping insertion in model container [2024-10-11 12:43:46,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:43:44" (2/3) ... [2024-10-11 12:43:46,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af9c83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:43:46, skipping insertion in model container [2024-10-11 12:43:46,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:43:46" (3/3) ... [2024-10-11 12:43:46,371 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-21.i [2024-10-11 12:43:46,387 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 12:43:46,387 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 12:43:46,460 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 12:43:46,470 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;@9e47c3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 12:43:46,470 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 12:43:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 167 states have (on average 1.5808383233532934) internal successors, (264), 168 states have internal predecessors, (264), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 12:43:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:46,509 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:46,510 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:46,511 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:46,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:46,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1977991327, now seen corresponding path program 1 times [2024-10-11 12:43:46,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:46,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851309336] [2024-10-11 12:43:46,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:46,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:47,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:47,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851309336] [2024-10-11 12:43:47,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851309336] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:47,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:47,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 12:43:47,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893847609] [2024-10-11 12:43:47,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:47,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 12:43:47,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:47,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 12:43:47,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 12:43:47,744 INFO L87 Difference]: Start difference. First operand has 243 states, 167 states have (on average 1.5808383233532934) internal successors, (264), 168 states have internal predecessors, (264), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-11 12:43:47,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:47,853 INFO L93 Difference]: Finished difference Result 483 states and 891 transitions. [2024-10-11 12:43:47,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 12:43:47,857 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 482 [2024-10-11 12:43:47,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:47,873 INFO L225 Difference]: With dead ends: 483 [2024-10-11 12:43:47,873 INFO L226 Difference]: Without dead ends: 241 [2024-10-11 12:43:47,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 12:43:47,887 INFO L432 NwaCegarLoop]: 402 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, 402 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 [2024-10-11 12:43:47,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 402 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 12:43:47,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-10-11 12:43:47,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2024-10-11 12:43:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 166 states have (on average 1.5602409638554218) internal successors, (259), 166 states have internal predecessors, (259), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 12:43:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 405 transitions. [2024-10-11 12:43:47,994 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 405 transitions. Word has length 482 [2024-10-11 12:43:47,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:47,995 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 405 transitions. [2024-10-11 12:43:47,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.0) internal successors, (120), 2 states have internal predecessors, (120), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-10-11 12:43:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 405 transitions. [2024-10-11 12:43:48,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:48,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:48,009 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:48,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 12:43:48,009 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:48,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:48,010 INFO L85 PathProgramCache]: Analyzing trace with hash -198591065, now seen corresponding path program 1 times [2024-10-11 12:43:48,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:48,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391011953] [2024-10-11 12:43:48,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:48,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:48,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:48,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391011953] [2024-10-11 12:43:48,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391011953] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:48,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:48,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 12:43:48,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218628007] [2024-10-11 12:43:48,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:48,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 12:43:48,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:48,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 12:43:48,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:43:48,745 INFO L87 Difference]: Start difference. First operand 241 states and 405 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:48,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:48,895 INFO L93 Difference]: Finished difference Result 714 states and 1199 transitions. [2024-10-11 12:43:48,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 12:43:48,896 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 482 [2024-10-11 12:43:48,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:48,903 INFO L225 Difference]: With dead ends: 714 [2024-10-11 12:43:48,905 INFO L226 Difference]: Without dead ends: 474 [2024-10-11 12:43:48,908 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:43:48,909 INFO L432 NwaCegarLoop]: 763 mSDtfsCounter, 383 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 12:43:48,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 1155 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 12:43:48,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2024-10-11 12:43:48,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 287. [2024-10-11 12:43:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 212 states have (on average 1.6084905660377358) internal successors, (341), 212 states have internal predecessors, (341), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 12:43:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 487 transitions. [2024-10-11 12:43:48,968 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 487 transitions. Word has length 482 [2024-10-11 12:43:48,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:48,974 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 487 transitions. [2024-10-11 12:43:48,975 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 487 transitions. [2024-10-11 12:43:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:48,983 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:48,984 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:48,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 12:43:48,985 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:48,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:48,988 INFO L85 PathProgramCache]: Analyzing trace with hash 694895273, now seen corresponding path program 1 times [2024-10-11 12:43:48,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:48,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408558427] [2024-10-11 12:43:48,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:48,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:49,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:49,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408558427] [2024-10-11 12:43:49,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408558427] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:49,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:49,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 12:43:49,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453730833] [2024-10-11 12:43:49,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:49,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 12:43:49,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:49,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 12:43:49,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:43:49,792 INFO L87 Difference]: Start difference. First operand 287 states and 487 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:49,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:49,846 INFO L93 Difference]: Finished difference Result 723 states and 1243 transitions. [2024-10-11 12:43:49,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 12:43:49,847 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 482 [2024-10-11 12:43:49,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:49,852 INFO L225 Difference]: With dead ends: 723 [2024-10-11 12:43:49,852 INFO L226 Difference]: Without dead ends: 437 [2024-10-11 12:43:49,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:43:49,854 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 194 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 978 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 12:43:49,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 978 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 12:43:49,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2024-10-11 12:43:49,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 287. [2024-10-11 12:43:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 212 states have (on average 1.6037735849056605) internal successors, (340), 212 states have internal predecessors, (340), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-10-11 12:43:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 486 transitions. [2024-10-11 12:43:49,875 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 486 transitions. Word has length 482 [2024-10-11 12:43:49,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:49,876 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 486 transitions. [2024-10-11 12:43:49,876 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 486 transitions. [2024-10-11 12:43:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:49,886 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:49,887 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:49,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 12:43:49,887 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:49,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:49,888 INFO L85 PathProgramCache]: Analyzing trace with hash -272455381, now seen corresponding path program 1 times [2024-10-11 12:43:49,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:49,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187569091] [2024-10-11 12:43:49,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:49,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:50,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:50,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187569091] [2024-10-11 12:43:50,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187569091] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:50,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:50,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:43:50,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879859720] [2024-10-11 12:43:50,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:50,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:43:50,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:50,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:43:50,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:43:50,732 INFO L87 Difference]: Start difference. First operand 287 states and 486 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:50,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:50,836 INFO L93 Difference]: Finished difference Result 858 states and 1454 transitions. [2024-10-11 12:43:50,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 12:43:50,837 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 482 [2024-10-11 12:43:50,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:50,844 INFO L225 Difference]: With dead ends: 858 [2024-10-11 12:43:50,845 INFO L226 Difference]: Without dead ends: 572 [2024-10-11 12:43:50,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:43:50,847 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 238 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 12:43:50,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 1178 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 12:43:50,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-10-11 12:43:50,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 567. [2024-10-11 12:43:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 418 states have (on average 1.5956937799043063) internal successors, (667), 418 states have internal predecessors, (667), 146 states have call successors, (146), 2 states have call predecessors, (146), 2 states have return successors, (146), 146 states have call predecessors, (146), 146 states have call successors, (146) [2024-10-11 12:43:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 959 transitions. [2024-10-11 12:43:50,904 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 959 transitions. Word has length 482 [2024-10-11 12:43:50,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:50,906 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 959 transitions. [2024-10-11 12:43:50,906 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:50,906 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 959 transitions. [2024-10-11 12:43:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:50,913 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:50,914 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:50,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 12:43:50,914 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:50,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:50,915 INFO L85 PathProgramCache]: Analyzing trace with hash 2028367209, now seen corresponding path program 1 times [2024-10-11 12:43:50,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:50,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717067572] [2024-10-11 12:43:50,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:50,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:52,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:52,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717067572] [2024-10-11 12:43:52,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717067572] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:52,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:52,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 12:43:52,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471725552] [2024-10-11 12:43:52,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:52,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 12:43:52,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:52,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 12:43:52,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:43:52,263 INFO L87 Difference]: Start difference. First operand 567 states and 959 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:53,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:53,491 INFO L93 Difference]: Finished difference Result 2416 states and 4068 transitions. [2024-10-11 12:43:53,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:43:53,492 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 482 [2024-10-11 12:43:53,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:53,505 INFO L225 Difference]: With dead ends: 2416 [2024-10-11 12:43:53,505 INFO L226 Difference]: Without dead ends: 1850 [2024-10-11 12:43:53,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:43:53,510 INFO L432 NwaCegarLoop]: 797 mSDtfsCounter, 1006 mSDsluCounter, 1131 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-11 12:43:53,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1006 Valid, 1928 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-11 12:43:53,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2024-10-11 12:43:53,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1108. [2024-10-11 12:43:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 843 states have (on average 1.6061684460260972) internal successors, (1354), 845 states have internal predecessors, (1354), 260 states have call successors, (260), 4 states have call predecessors, (260), 4 states have return successors, (260), 258 states have call predecessors, (260), 260 states have call successors, (260) [2024-10-11 12:43:53,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1874 transitions. [2024-10-11 12:43:53,680 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1874 transitions. Word has length 482 [2024-10-11 12:43:53,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:53,682 INFO L471 AbstractCegarLoop]: Abstraction has 1108 states and 1874 transitions. [2024-10-11 12:43:53,682 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1874 transitions. [2024-10-11 12:43:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-10-11 12:43:53,692 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:53,693 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:53,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 12:43:53,694 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:53,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:53,695 INFO L85 PathProgramCache]: Analyzing trace with hash -879814677, now seen corresponding path program 1 times [2024-10-11 12:43:53,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:53,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704963322] [2024-10-11 12:43:53,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:53,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:56,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:57,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:57,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704963322] [2024-10-11 12:43:57,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704963322] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:57,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:57,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:43:57,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828045122] [2024-10-11 12:43:57,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:57,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:43:57,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:57,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:43:57,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:43:57,383 INFO L87 Difference]: Start difference. First operand 1108 states and 1874 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:57,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:43:57,881 INFO L93 Difference]: Finished difference Result 3011 states and 5124 transitions. [2024-10-11 12:43:57,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:43:57,882 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 482 [2024-10-11 12:43:57,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:43:57,894 INFO L225 Difference]: With dead ends: 3011 [2024-10-11 12:43:57,895 INFO L226 Difference]: Without dead ends: 1904 [2024-10-11 12:43:57,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:43:57,901 INFO L432 NwaCegarLoop]: 394 mSDtfsCounter, 264 mSDsluCounter, 782 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 1176 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 12:43:57,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 1176 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 12:43:57,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2024-10-11 12:43:58,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1240. [2024-10-11 12:43:58,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 901 states have (on average 1.5738068812430632) internal successors, (1418), 903 states have internal predecessors, (1418), 333 states have call successors, (333), 5 states have call predecessors, (333), 5 states have return successors, (333), 331 states have call predecessors, (333), 333 states have call successors, (333) [2024-10-11 12:43:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 2084 transitions. [2024-10-11 12:43:58,049 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 2084 transitions. Word has length 482 [2024-10-11 12:43:58,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:43:58,050 INFO L471 AbstractCegarLoop]: Abstraction has 1240 states and 2084 transitions. [2024-10-11 12:43:58,050 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, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:43:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2084 transitions. [2024-10-11 12:43:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-10-11 12:43:58,057 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:43:58,058 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:43:58,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 12:43:58,059 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:43:58,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:43:58,060 INFO L85 PathProgramCache]: Analyzing trace with hash -797792101, now seen corresponding path program 1 times [2024-10-11 12:43:58,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:43:58,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935496162] [2024-10-11 12:43:58,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:43:58,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:43:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:43:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:43:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:43:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:43:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:43:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:43:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:43:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:43:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:43:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:43:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:43:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:43:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:43:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:43:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:43:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:43:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:43:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:43:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:43:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:43:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:43:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:43:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:43:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:43:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:43:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:43:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:43:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:43:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:43:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:43:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:43:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:43:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:43:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:43:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:43:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:43:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:43:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:43:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:43:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:43:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:43:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:43:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:43:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:43:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:43:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:43:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:43:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:43:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:43:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:43:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:43:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:43:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:43:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:43:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:43:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:43:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:43:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:43:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:43:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:43:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:43:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:43:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:43:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:43:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:43:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:43:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:43:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:43:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:43:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:43:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:43:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:43:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:43:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:43:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:43:59,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:43:59,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935496162] [2024-10-11 12:43:59,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935496162] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:43:59,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:43:59,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:43:59,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677494015] [2024-10-11 12:43:59,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:43:59,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:43:59,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:43:59,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:43:59,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:43:59,730 INFO L87 Difference]: Start difference. First operand 1240 states and 2084 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:00,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:00,370 INFO L93 Difference]: Finished difference Result 4187 states and 7050 transitions. [2024-10-11 12:44:00,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:44:00,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 484 [2024-10-11 12:44:00,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:00,391 INFO L225 Difference]: With dead ends: 4187 [2024-10-11 12:44:00,392 INFO L226 Difference]: Without dead ends: 3080 [2024-10-11 12:44:00,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:44:00,398 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 714 mSDsluCounter, 555 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:00,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [714 Valid, 999 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 12:44:00,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3080 states. [2024-10-11 12:44:00,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3080 to 2268. [2024-10-11 12:44:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2268 states, 1752 states have (on average 1.5907534246575343) internal successors, (2787), 1758 states have internal predecessors, (2787), 505 states have call successors, (505), 10 states have call predecessors, (505), 10 states have return successors, (505), 499 states have call predecessors, (505), 505 states have call successors, (505) [2024-10-11 12:44:00,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 2268 states and 3797 transitions. [2024-10-11 12:44:00,690 INFO L78 Accepts]: Start accepts. Automaton has 2268 states and 3797 transitions. Word has length 484 [2024-10-11 12:44:00,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:00,691 INFO L471 AbstractCegarLoop]: Abstraction has 2268 states and 3797 transitions. [2024-10-11 12:44:00,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 3797 transitions. [2024-10-11 12:44:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-10-11 12:44:00,700 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:00,700 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:00,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 12:44:00,701 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:00,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:00,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1096030441, now seen corresponding path program 1 times [2024-10-11 12:44:00,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:00,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811848130] [2024-10-11 12:44:00,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:00,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:44:01,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:01,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811848130] [2024-10-11 12:44:01,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811848130] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:44:01,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:44:01,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 12:44:01,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139613599] [2024-10-11 12:44:01,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:44:01,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 12:44:01,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:01,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 12:44:01,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:44:01,211 INFO L87 Difference]: Start difference. First operand 2268 states and 3797 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:01,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:01,551 INFO L93 Difference]: Finished difference Result 6410 states and 10759 transitions. [2024-10-11 12:44:01,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 12:44:01,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 484 [2024-10-11 12:44:01,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:01,579 INFO L225 Difference]: With dead ends: 6410 [2024-10-11 12:44:01,580 INFO L226 Difference]: Without dead ends: 4279 [2024-10-11 12:44:01,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 12:44:01,591 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 349 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:01,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 1020 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 12:44:01,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2024-10-11 12:44:02,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 4271. [2024-10-11 12:44:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 3315 states have (on average 1.579185520361991) internal successors, (5235), 3327 states have internal predecessors, (5235), 937 states have call successors, (937), 18 states have call predecessors, (937), 18 states have return successors, (937), 925 states have call predecessors, (937), 937 states have call successors, (937) [2024-10-11 12:44:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 7109 transitions. [2024-10-11 12:44:02,035 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 7109 transitions. Word has length 484 [2024-10-11 12:44:02,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:02,036 INFO L471 AbstractCegarLoop]: Abstraction has 4271 states and 7109 transitions. [2024-10-11 12:44:02,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 7109 transitions. [2024-10-11 12:44:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-10-11 12:44:02,043 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:02,043 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:02,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 12:44:02,044 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:02,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:02,044 INFO L85 PathProgramCache]: Analyzing trace with hash 827197593, now seen corresponding path program 1 times [2024-10-11 12:44:02,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:02,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269388036] [2024-10-11 12:44:02,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:02,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,467 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 63 proven. 153 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:05,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:05,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269388036] [2024-10-11 12:44:05,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269388036] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 12:44:05,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541508145] [2024-10-11 12:44:05,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:05,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:05,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:44:05,470 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 12:44:05,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 12:44:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:05,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 12:44:05,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 12:44:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 1168 proven. 204 refuted. 0 times theorem prover too weak. 9140 trivial. 0 not checked. [2024-10-11 12:44:06,898 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 12:44:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 12 proven. 204 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:07,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541508145] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 12:44:07,543 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 12:44:07,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-11 12:44:07,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170255662] [2024-10-11 12:44:07,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 12:44:07,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 12:44:07,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:07,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 12:44:07,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-11 12:44:07,548 INFO L87 Difference]: Start difference. First operand 4271 states and 7109 transitions. Second operand has 9 states, 9 states have (on average 32.55555555555556) internal successors, (293), 9 states have internal predecessors, (293), 4 states have call successors, (209), 2 states have call predecessors, (209), 4 states have return successors, (211), 4 states have call predecessors, (211), 4 states have call successors, (211) [2024-10-11 12:44:08,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:08,492 INFO L93 Difference]: Finished difference Result 8575 states and 14138 transitions. [2024-10-11 12:44:08,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 12:44:08,495 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 32.55555555555556) internal successors, (293), 9 states have internal predecessors, (293), 4 states have call successors, (209), 2 states have call predecessors, (209), 4 states have return successors, (211), 4 states have call predecessors, (211), 4 states have call successors, (211) Word has length 484 [2024-10-11 12:44:08,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:08,524 INFO L225 Difference]: With dead ends: 8575 [2024-10-11 12:44:08,525 INFO L226 Difference]: Without dead ends: 4441 [2024-10-11 12:44:08,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1125 GetRequests, 1110 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-10-11 12:44:08,538 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 393 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 424 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:08,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 786 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 424 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:44:08,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2024-10-11 12:44:09,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 4405. [2024-10-11 12:44:09,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4405 states, 3415 states have (on average 1.5505124450951684) internal successors, (5295), 3427 states have internal predecessors, (5295), 937 states have call successors, (937), 52 states have call predecessors, (937), 52 states have return successors, (937), 925 states have call predecessors, (937), 937 states have call successors, (937) [2024-10-11 12:44:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 4405 states and 7169 transitions. [2024-10-11 12:44:09,040 INFO L78 Accepts]: Start accepts. Automaton has 4405 states and 7169 transitions. Word has length 484 [2024-10-11 12:44:09,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:09,041 INFO L471 AbstractCegarLoop]: Abstraction has 4405 states and 7169 transitions. [2024-10-11 12:44:09,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 32.55555555555556) internal successors, (293), 9 states have internal predecessors, (293), 4 states have call successors, (209), 2 states have call predecessors, (209), 4 states have return successors, (211), 4 states have call predecessors, (211), 4 states have call successors, (211) [2024-10-11 12:44:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4405 states and 7169 transitions. [2024-10-11 12:44:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-11 12:44:09,052 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:09,053 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:09,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 12:44:09,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:09,258 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:09,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:09,258 INFO L85 PathProgramCache]: Analyzing trace with hash 114287655, now seen corresponding path program 1 times [2024-10-11 12:44:09,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:09,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452811550] [2024-10-11 12:44:09,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 69 proven. 147 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:11,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:11,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452811550] [2024-10-11 12:44:11,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452811550] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 12:44:11,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383692956] [2024-10-11 12:44:11,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:11,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:11,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:44:11,753 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 12:44:11,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 12:44:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:12,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 1194 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 12:44:12,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 12:44:12,718 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 4626 proven. 147 refuted. 0 times theorem prover too weak. 5739 trivial. 0 not checked. [2024-10-11 12:44:12,718 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 12:44:13,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 69 proven. 147 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:13,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383692956] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 12:44:13,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 12:44:13,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-11 12:44:13,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798478934] [2024-10-11 12:44:13,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 12:44:13,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 12:44:13,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:13,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 12:44:13,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 12:44:13,263 INFO L87 Difference]: Start difference. First operand 4405 states and 7169 transitions. Second operand has 8 states, 8 states have (on average 26.375) internal successors, (211), 8 states have internal predecessors, (211), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) [2024-10-11 12:44:14,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:14,248 INFO L93 Difference]: Finished difference Result 8769 states and 14205 transitions. [2024-10-11 12:44:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 12:44:14,255 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 8 states have internal predecessors, (211), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) Word has length 485 [2024-10-11 12:44:14,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:14,290 INFO L225 Difference]: With dead ends: 8769 [2024-10-11 12:44:14,291 INFO L226 Difference]: Without dead ends: 4509 [2024-10-11 12:44:14,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1124 GetRequests, 1114 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-10-11 12:44:14,306 INFO L432 NwaCegarLoop]: 315 mSDtfsCounter, 708 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:14,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [731 Valid, 797 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:44:14,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2024-10-11 12:44:14,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 4473. [2024-10-11 12:44:14,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4473 states, 3466 states have (on average 1.5331794575879978) internal successors, (5314), 3478 states have internal predecessors, (5314), 937 states have call successors, (937), 69 states have call predecessors, (937), 69 states have return successors, (937), 925 states have call predecessors, (937), 937 states have call successors, (937) [2024-10-11 12:44:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 4473 states and 7188 transitions. [2024-10-11 12:44:14,802 INFO L78 Accepts]: Start accepts. Automaton has 4473 states and 7188 transitions. Word has length 485 [2024-10-11 12:44:14,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:14,803 INFO L471 AbstractCegarLoop]: Abstraction has 4473 states and 7188 transitions. [2024-10-11 12:44:14,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.375) internal successors, (211), 8 states have internal predecessors, (211), 3 states have call successors, (171), 2 states have call predecessors, (171), 4 states have return successors, (172), 3 states have call predecessors, (172), 3 states have call successors, (172) [2024-10-11 12:44:14,803 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 7188 transitions. [2024-10-11 12:44:14,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-10-11 12:44:14,811 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:14,812 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:14,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 12:44:15,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:15,013 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:15,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:15,014 INFO L85 PathProgramCache]: Analyzing trace with hash 254836265, now seen corresponding path program 1 times [2024-10-11 12:44:15,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:15,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762988307] [2024-10-11 12:44:15,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:15,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:44:17,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:17,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762988307] [2024-10-11 12:44:17,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762988307] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:44:17,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:44:17,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 12:44:17,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815803159] [2024-10-11 12:44:17,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:44:17,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 12:44:17,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:17,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 12:44:17,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-11 12:44:17,454 INFO L87 Difference]: Start difference. First operand 4473 states and 7188 transitions. Second operand has 10 states, 10 states have (on average 12.3) internal successors, (123), 10 states have internal predecessors, (123), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-10-11 12:44:18,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:18,974 INFO L93 Difference]: Finished difference Result 13091 states and 21448 transitions. [2024-10-11 12:44:18,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 12:44:18,975 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 10 states have internal predecessors, (123), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) Word has length 485 [2024-10-11 12:44:18,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:19,017 INFO L225 Difference]: With dead ends: 13091 [2024-10-11 12:44:19,018 INFO L226 Difference]: Without dead ends: 8255 [2024-10-11 12:44:19,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-10-11 12:44:19,037 INFO L432 NwaCegarLoop]: 451 mSDtfsCounter, 441 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 2495 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:19,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 2495 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-11 12:44:19,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8255 states. [2024-10-11 12:44:19,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8255 to 5615. [2024-10-11 12:44:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5615 states, 4608 states have (on average 1.5750868055555556) internal successors, (7258), 4620 states have internal predecessors, (7258), 937 states have call successors, (937), 69 states have call predecessors, (937), 69 states have return successors, (937), 925 states have call predecessors, (937), 937 states have call successors, (937) [2024-10-11 12:44:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 5615 states and 9132 transitions. [2024-10-11 12:44:19,625 INFO L78 Accepts]: Start accepts. Automaton has 5615 states and 9132 transitions. Word has length 485 [2024-10-11 12:44:19,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:19,626 INFO L471 AbstractCegarLoop]: Abstraction has 5615 states and 9132 transitions. [2024-10-11 12:44:19,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 10 states have internal predecessors, (123), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-10-11 12:44:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 5615 states and 9132 transitions. [2024-10-11 12:44:19,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-10-11 12:44:19,636 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:19,637 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:19,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 12:44:19,637 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:19,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:19,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1228483906, now seen corresponding path program 1 times [2024-10-11 12:44:19,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:19,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972244195] [2024-10-11 12:44:19,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:19,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 69 proven. 147 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:22,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:22,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972244195] [2024-10-11 12:44:22,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972244195] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 12:44:22,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366300466] [2024-10-11 12:44:22,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:22,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:22,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:44:22,692 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 12:44:22,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 12:44:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:23,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 12:44:23,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 12:44:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5146 proven. 87 refuted. 0 times theorem prover too weak. 5279 trivial. 0 not checked. [2024-10-11 12:44:23,417 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 12:44:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 129 proven. 87 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:23,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366300466] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 12:44:23,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 12:44:23,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 11 [2024-10-11 12:44:23,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555056019] [2024-10-11 12:44:23,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 12:44:23,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 12:44:23,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:23,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 12:44:23,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-11 12:44:23,871 INFO L87 Difference]: Start difference. First operand 5615 states and 9132 transitions. Second operand has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 4 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 4 states have call predecessors, (176), 4 states have call successors, (176) [2024-10-11 12:44:25,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:25,194 INFO L93 Difference]: Finished difference Result 9867 states and 15979 transitions. [2024-10-11 12:44:25,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-11 12:44:25,196 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 4 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 4 states have call predecessors, (176), 4 states have call successors, (176) Word has length 486 [2024-10-11 12:44:25,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:25,214 INFO L225 Difference]: With dead ends: 9867 [2024-10-11 12:44:25,215 INFO L226 Difference]: Without dead ends: 4443 [2024-10-11 12:44:25,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1139 GetRequests, 1114 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=177, Invalid=473, Unknown=0, NotChecked=0, Total=650 [2024-10-11 12:44:25,230 INFO L432 NwaCegarLoop]: 303 mSDtfsCounter, 968 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 470 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 1889 SdHoareTripleChecker+Invalid, 1372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 470 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:25,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 1889 Invalid, 1372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [470 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-11 12:44:25,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2024-10-11 12:44:25,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 2537. [2024-10-11 12:44:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 1889 states have (on average 1.4923239809422975) internal successors, (2819), 1893 states have internal predecessors, (2819), 593 states have call successors, (593), 54 states have call predecessors, (593), 54 states have return successors, (593), 589 states have call predecessors, (593), 593 states have call successors, (593) [2024-10-11 12:44:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 4005 transitions. [2024-10-11 12:44:25,549 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 4005 transitions. Word has length 486 [2024-10-11 12:44:25,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:25,550 INFO L471 AbstractCegarLoop]: Abstraction has 2537 states and 4005 transitions. [2024-10-11 12:44:25,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.727272727272727) internal successors, (206), 11 states have internal predecessors, (206), 4 states have call successors, (175), 2 states have call predecessors, (175), 4 states have return successors, (176), 4 states have call predecessors, (176), 4 states have call successors, (176) [2024-10-11 12:44:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 4005 transitions. [2024-10-11 12:44:25,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-11 12:44:25,555 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:25,556 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:25,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 12:44:25,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:25,764 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:25,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:25,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1285884207, now seen corresponding path program 1 times [2024-10-11 12:44:25,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:25,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180052655] [2024-10-11 12:44:25,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:25,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:44:27,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:27,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180052655] [2024-10-11 12:44:27,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180052655] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:44:27,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:44:27,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:44:27,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648009516] [2024-10-11 12:44:27,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:44:27,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:44:27,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:27,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:44:27,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:44:27,569 INFO L87 Difference]: Start difference. First operand 2537 states and 4005 transitions. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:28,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:28,425 INFO L93 Difference]: Finished difference Result 6903 states and 10943 transitions. [2024-10-11 12:44:28,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:44:28,426 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 487 [2024-10-11 12:44:28,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:28,444 INFO L225 Difference]: With dead ends: 6903 [2024-10-11 12:44:28,444 INFO L226 Difference]: Without dead ends: 4537 [2024-10-11 12:44:28,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:44:28,453 INFO L432 NwaCegarLoop]: 384 mSDtfsCounter, 530 mSDsluCounter, 1119 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:28,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [530 Valid, 1503 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:44:28,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4537 states. [2024-10-11 12:44:28,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4537 to 4479. [2024-10-11 12:44:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4479 states, 3470 states have (on average 1.5060518731988473) internal successors, (5226), 3482 states have internal predecessors, (5226), 921 states have call successors, (921), 87 states have call predecessors, (921), 87 states have return successors, (921), 909 states have call predecessors, (921), 921 states have call successors, (921) [2024-10-11 12:44:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 4479 states and 7068 transitions. [2024-10-11 12:44:28,945 INFO L78 Accepts]: Start accepts. Automaton has 4479 states and 7068 transitions. Word has length 487 [2024-10-11 12:44:28,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:28,946 INFO L471 AbstractCegarLoop]: Abstraction has 4479 states and 7068 transitions. [2024-10-11 12:44:28,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:28,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4479 states and 7068 transitions. [2024-10-11 12:44:28,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-11 12:44:28,953 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:28,954 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:28,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 12:44:28,954 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:28,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:28,955 INFO L85 PathProgramCache]: Analyzing trace with hash -63841293, now seen corresponding path program 1 times [2024-10-11 12:44:28,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:28,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860234443] [2024-10-11 12:44:28,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:28,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:29,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:30,400 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:44:30,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:30,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860234443] [2024-10-11 12:44:30,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860234443] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:44:30,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:44:30,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 12:44:30,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097491075] [2024-10-11 12:44:30,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:44:30,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 12:44:30,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:30,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 12:44:30,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:44:30,403 INFO L87 Difference]: Start difference. First operand 4479 states and 7068 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:31,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:31,321 INFO L93 Difference]: Finished difference Result 11295 states and 18088 transitions. [2024-10-11 12:44:31,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:44:31,323 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 487 [2024-10-11 12:44:31,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:31,350 INFO L225 Difference]: With dead ends: 11295 [2024-10-11 12:44:31,350 INFO L226 Difference]: Without dead ends: 7011 [2024-10-11 12:44:31,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 12:44:31,367 INFO L432 NwaCegarLoop]: 392 mSDtfsCounter, 297 mSDsluCounter, 1008 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 1400 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:31,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 1400 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 12:44:31,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7011 states. [2024-10-11 12:44:31,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7011 to 4487. [2024-10-11 12:44:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4487 states, 3478 states have (on average 1.5048878665899943) internal successors, (5234), 3490 states have internal predecessors, (5234), 921 states have call successors, (921), 87 states have call predecessors, (921), 87 states have return successors, (921), 909 states have call predecessors, (921), 921 states have call successors, (921) [2024-10-11 12:44:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4487 states to 4487 states and 7076 transitions. [2024-10-11 12:44:31,892 INFO L78 Accepts]: Start accepts. Automaton has 4487 states and 7076 transitions. Word has length 487 [2024-10-11 12:44:31,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:31,893 INFO L471 AbstractCegarLoop]: Abstraction has 4487 states and 7076 transitions. [2024-10-11 12:44:31,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4487 states and 7076 transitions. [2024-10-11 12:44:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-10-11 12:44:31,901 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:31,901 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:31,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 12:44:31,902 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:31,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:31,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1750021131, now seen corresponding path program 1 times [2024-10-11 12:44:31,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:31,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663047936] [2024-10-11 12:44:31,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:31,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:33,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 117 proven. 99 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:33,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:33,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663047936] [2024-10-11 12:44:33,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663047936] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 12:44:33,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006632336] [2024-10-11 12:44:33,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:33,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:44:33,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:44:33,544 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 12:44:33,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 12:44:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:33,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 1193 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-11 12:44:33,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 12:44:34,437 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5238 proven. 93 refuted. 0 times theorem prover too weak. 5181 trivial. 0 not checked. [2024-10-11 12:44:34,437 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 12:44:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 123 proven. 93 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-10-11 12:44:34,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1006632336] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 12:44:34,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 12:44:34,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 10, 8] total 15 [2024-10-11 12:44:34,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37298131] [2024-10-11 12:44:34,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 12:44:34,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 12:44:34,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:34,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 12:44:34,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-10-11 12:44:34,967 INFO L87 Difference]: Start difference. First operand 4487 states and 7076 transitions. Second operand has 15 states, 15 states have (on average 14.333333333333334) internal successors, (215), 15 states have internal predecessors, (215), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (139), 3 states have call predecessors, (139), 3 states have call successors, (139) [2024-10-11 12:44:39,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:39,653 INFO L93 Difference]: Finished difference Result 10677 states and 16559 transitions. [2024-10-11 12:44:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-10-11 12:44:39,653 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 14.333333333333334) internal successors, (215), 15 states have internal predecessors, (215), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (139), 3 states have call predecessors, (139), 3 states have call successors, (139) Word has length 487 [2024-10-11 12:44:39,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:39,685 INFO L225 Difference]: With dead ends: 10677 [2024-10-11 12:44:39,686 INFO L226 Difference]: Without dead ends: 5923 [2024-10-11 12:44:39,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1202 GetRequests, 1116 SyntacticMatches, 1 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2779 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1366, Invalid=6116, Unknown=0, NotChecked=0, Total=7482 [2024-10-11 12:44:39,709 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 2567 mSDsluCounter, 3294 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 1279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2569 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 3786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1279 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:39,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2569 Valid, 4012 Invalid, 3786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1279 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-11 12:44:39,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2024-10-11 12:44:40,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 4425. [2024-10-11 12:44:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4425 states, 3574 states have (on average 1.5081141578063795) internal successors, (5390), 3582 states have internal predecessors, (5390), 757 states have call successors, (757), 93 states have call predecessors, (757), 93 states have return successors, (757), 749 states have call predecessors, (757), 757 states have call successors, (757) [2024-10-11 12:44:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 4425 states and 6904 transitions. [2024-10-11 12:44:40,361 INFO L78 Accepts]: Start accepts. Automaton has 4425 states and 6904 transitions. Word has length 487 [2024-10-11 12:44:40,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:44:40,362 INFO L471 AbstractCegarLoop]: Abstraction has 4425 states and 6904 transitions. [2024-10-11 12:44:40,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 14.333333333333334) internal successors, (215), 15 states have internal predecessors, (215), 3 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (139), 3 states have call predecessors, (139), 3 states have call successors, (139) [2024-10-11 12:44:40,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4425 states and 6904 transitions. [2024-10-11 12:44:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2024-10-11 12:44:40,369 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:44:40,370 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:44:40,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 12:44:40,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-11 12:44:40,571 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:44:40,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:44:40,571 INFO L85 PathProgramCache]: Analyzing trace with hash -16418030, now seen corresponding path program 1 times [2024-10-11 12:44:40,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:44:40,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941429849] [2024-10-11 12:44:40,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:44:40,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:44:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:44:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:44:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:44:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:44:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:44:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 12:44:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 12:44:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 12:44:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 12:44:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 12:44:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 12:44:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 12:44:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:44:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:44:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:44:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:44:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:44:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:44:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 12:44:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 12:44:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 12:44:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 12:44:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 12:44:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 12:44:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 12:44:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 12:44:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 12:44:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 12:44:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 12:44:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 12:44:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-11 12:44:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 12:44:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-11 12:44:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 12:44:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-11 12:44:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 12:44:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-11 12:44:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-11 12:44:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 12:44:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 12:44:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:44:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 12:44:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:44:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-11 12:44:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:44:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 12:44:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:44:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 12:44:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:44:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 12:44:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:44:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 12:44:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:44:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 12:44:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:44:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 12:44:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 12:44:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-11 12:44:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 12:44:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 12:44:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-11 12:44:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-11 12:44:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 12:44:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 12:44:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 12:44:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 12:44:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 12:44:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-11 12:44:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-11 12:44:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 12:44:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-10-11 12:44:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-11 12:44:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-11 12:44:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:44:41,591 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-10-11 12:44:41,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:44:41,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941429849] [2024-10-11 12:44:41,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941429849] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:44:41,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:44:41,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:44:41,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585231884] [2024-10-11 12:44:41,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:44:41,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:44:41,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:44:41,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:44:41,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:44:41,594 INFO L87 Difference]: Start difference. First operand 4425 states and 6904 transitions. Second operand has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-10-11 12:44:42,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:44:42,630 INFO L93 Difference]: Finished difference Result 9954 states and 15494 transitions. [2024-10-11 12:44:42,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:44:42,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.5) internal successors, (126), 4 states have internal predecessors, (126), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 488 [2024-10-11 12:44:42,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:44:42,652 INFO L225 Difference]: With dead ends: 9954 [2024-10-11 12:44:42,652 INFO L226 Difference]: Without dead ends: 5732 [2024-10-11 12:44:42,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:44:42,661 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 841 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 979 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 12:44:42,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [841 Valid, 979 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 12:44:42,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5732 states.