./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a447f087b1de1452c1a82dd1334821358e5d20465f567fac5c243675b3078f8f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:54:39,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:54:39,678 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:54:39,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:54:39,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:54:39,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:54:39,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:54:39,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:54:39,717 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:54:39,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:54:39,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:54:39,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:54:39,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:54:39,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:54:39,722 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:54:39,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:54:39,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:54:39,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:54:39,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:54:39,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:54:39,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:54:39,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:54:39,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:54:39,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:54:39,729 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:54:39,729 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:54:39,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:54:39,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:54:39,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:54:39,730 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:54:39,731 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:54:39,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:54:39,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:54:39,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:54:39,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:54:39,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:54:39,732 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:54:39,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:54:39,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:54:39,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:54:39,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:54:39,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:54:39,737 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a447f087b1de1452c1a82dd1334821358e5d20465f567fac5c243675b3078f8f [2024-10-13 00:54:39,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:54:40,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:54:40,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:54:40,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:54:40,008 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:54:40,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-13 00:54:41,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:54:41,693 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:54:41,693 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-13 00:54:41,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122726930/242a092c3c4140cb97f1fa8da43457a0/FLAG69409f06b [2024-10-13 00:54:42,040 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122726930/242a092c3c4140cb97f1fa8da43457a0 [2024-10-13 00:54:42,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:54:42,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:54:42,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:54:42,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:54:42,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:54:42,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13715a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42, skipping insertion in model container [2024-10-13 00:54:42,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:54:42,274 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i[916,929] [2024-10-13 00:54:42,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:54:42,471 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:54:42,485 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-24.i[916,929] [2024-10-13 00:54:42,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:54:42,585 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:54:42,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42 WrapperNode [2024-10-13 00:54:42,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:54:42,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:54:42,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:54:42,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:54:42,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,662 INFO L138 Inliner]: procedures = 26, calls = 98, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 608 [2024-10-13 00:54:42,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:54:42,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:54:42,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:54:42,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:54:42,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,689 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,749 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 00:54:42,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:54:42,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:54:42,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:54:42,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:54:42,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (1/1) ... [2024-10-13 00:54:42,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:54:42,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:54:42,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 00:54:42,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 00:54:42,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:54:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:54:42,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:54:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:54:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:54:42,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:54:43,050 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:54:43,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:54:43,899 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-13 00:54:43,900 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:54:43,950 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:54:43,950 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:54:43,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:43 BoogieIcfgContainer [2024-10-13 00:54:43,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:54:43,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:54:43,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:54:43,958 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:54:43,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:54:42" (1/3) ... [2024-10-13 00:54:43,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10895a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:43, skipping insertion in model container [2024-10-13 00:54:43,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:42" (2/3) ... [2024-10-13 00:54:43,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10895a52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:43, skipping insertion in model container [2024-10-13 00:54:43,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:43" (3/3) ... [2024-10-13 00:54:43,962 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-24.i [2024-10-13 00:54:43,979 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:54:43,979 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:54:44,090 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:54:44,097 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;@308e2bd9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:54:44,098 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:54:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 250 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 163 states have internal predecessors, (248), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-13 00:54:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-13 00:54:44,145 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:44,146 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:44,147 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:44,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:44,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1111498645, now seen corresponding path program 1 times [2024-10-13 00:54:44,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:44,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314563906] [2024-10-13 00:54:44,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:44,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:44,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:45,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:45,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:45,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314563906] [2024-10-13 00:54:45,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314563906] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:45,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:45,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:54:45,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246586095] [2024-10-13 00:54:45,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:45,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:54:45,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:45,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:54:45,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:54:45,254 INFO L87 Difference]: Start difference. First operand has 250 states, 162 states have (on average 1.5308641975308641) internal successors, (248), 163 states have internal predecessors, (248), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) Second operand has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-10-13 00:54:45,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:45,339 INFO L93 Difference]: Finished difference Result 497 states and 919 transitions. [2024-10-13 00:54:45,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:54:45,344 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) Word has length 527 [2024-10-13 00:54:45,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:45,356 INFO L225 Difference]: With dead ends: 497 [2024-10-13 00:54:45,356 INFO L226 Difference]: Without dead ends: 248 [2024-10-13 00:54:45,364 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:54:45,367 INFO L432 NwaCegarLoop]: 407 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, 407 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:45,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:54:45,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-10-13 00:54:45,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-10-13 00:54:45,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 161 states have (on average 1.4906832298136645) internal successors, (240), 161 states have internal predecessors, (240), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-13 00:54:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 410 transitions. [2024-10-13 00:54:45,457 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 410 transitions. Word has length 527 [2024-10-13 00:54:45,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:45,459 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 410 transitions. [2024-10-13 00:54:45,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-10-13 00:54:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 410 transitions. [2024-10-13 00:54:45,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2024-10-13 00:54:45,475 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:45,476 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:45,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:54:45,477 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:45,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:45,477 INFO L85 PathProgramCache]: Analyzing trace with hash -516968329, now seen corresponding path program 1 times [2024-10-13 00:54:45,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:45,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965101048] [2024-10-13 00:54:45,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:45,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:46,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:46,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965101048] [2024-10-13 00:54:46,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965101048] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:46,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:46,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:54:46,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214938577] [2024-10-13 00:54:46,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:46,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:54:46,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:46,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:54:46,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:54:46,202 INFO L87 Difference]: Start difference. First operand 248 states and 410 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:46,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:46,260 INFO L93 Difference]: Finished difference Result 495 states and 819 transitions. [2024-10-13 00:54:46,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:54:46,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 527 [2024-10-13 00:54:46,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:46,268 INFO L225 Difference]: With dead ends: 495 [2024-10-13 00:54:46,268 INFO L226 Difference]: Without dead ends: 248 [2024-10-13 00:54:46,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:54:46,270 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 0 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:46,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 804 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:54:46,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-10-13 00:54:46,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2024-10-13 00:54:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 161 states have (on average 1.484472049689441) internal successors, (239), 161 states have internal predecessors, (239), 85 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2024-10-13 00:54:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 409 transitions. [2024-10-13 00:54:46,294 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 409 transitions. Word has length 527 [2024-10-13 00:54:46,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:46,296 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 409 transitions. [2024-10-13 00:54:46,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 409 transitions. [2024-10-13 00:54:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-13 00:54:46,306 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:46,306 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:46,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:54:46,306 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:46,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:46,307 INFO L85 PathProgramCache]: Analyzing trace with hash -136036718, now seen corresponding path program 1 times [2024-10-13 00:54:46,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:46,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064570103] [2024-10-13 00:54:46,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:46,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:46,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064570103] [2024-10-13 00:54:46,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064570103] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:46,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:46,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:54:46,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421025859] [2024-10-13 00:54:46,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:46,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:54:46,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:46,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:54:46,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:54:46,865 INFO L87 Difference]: Start difference. First operand 248 states and 409 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:46,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:46,960 INFO L93 Difference]: Finished difference Result 628 states and 1037 transitions. [2024-10-13 00:54:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:54:46,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 529 [2024-10-13 00:54:46,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:46,966 INFO L225 Difference]: With dead ends: 628 [2024-10-13 00:54:46,967 INFO L226 Difference]: Without dead ends: 381 [2024-10-13 00:54:46,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:54:46,970 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 195 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:46,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 801 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:54:46,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-10-13 00:54:47,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 378. [2024-10-13 00:54:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 268 states have (on average 1.5335820895522387) internal successors, (411), 269 states have internal predecessors, (411), 107 states have call successors, (107), 2 states have call predecessors, (107), 2 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-10-13 00:54:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 625 transitions. [2024-10-13 00:54:47,024 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 625 transitions. Word has length 529 [2024-10-13 00:54:47,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:47,026 INFO L471 AbstractCegarLoop]: Abstraction has 378 states and 625 transitions. [2024-10-13 00:54:47,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:47,026 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 625 transitions. [2024-10-13 00:54:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-13 00:54:47,036 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:47,036 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:47,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:54:47,037 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:47,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:47,038 INFO L85 PathProgramCache]: Analyzing trace with hash 82818000, now seen corresponding path program 1 times [2024-10-13 00:54:47,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:47,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821319871] [2024-10-13 00:54:47,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:47,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:47,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:48,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:48,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821319871] [2024-10-13 00:54:48,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821319871] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:48,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:48,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:54:48,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456881818] [2024-10-13 00:54:48,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:48,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:54:48,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:48,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:54:48,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:54:48,130 INFO L87 Difference]: Start difference. First operand 378 states and 625 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:48,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:48,654 INFO L93 Difference]: Finished difference Result 1188 states and 1962 transitions. [2024-10-13 00:54:48,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:54:48,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 529 [2024-10-13 00:54:48,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:48,666 INFO L225 Difference]: With dead ends: 1188 [2024-10-13 00:54:48,667 INFO L226 Difference]: Without dead ends: 811 [2024-10-13 00:54:48,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:54:48,671 INFO L432 NwaCegarLoop]: 434 mSDtfsCounter, 381 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:48,672 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1227 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:54:48,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-10-13 00:54:48,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 753. [2024-10-13 00:54:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 534 states have (on average 1.5318352059925093) internal successors, (818), 536 states have internal predecessors, (818), 214 states have call successors, (214), 4 states have call predecessors, (214), 4 states have return successors, (214), 212 states have call predecessors, (214), 214 states have call successors, (214) [2024-10-13 00:54:48,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1246 transitions. [2024-10-13 00:54:48,776 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1246 transitions. Word has length 529 [2024-10-13 00:54:48,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:48,778 INFO L471 AbstractCegarLoop]: Abstraction has 753 states and 1246 transitions. [2024-10-13 00:54:48,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1246 transitions. [2024-10-13 00:54:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:54:48,788 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:48,789 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:48,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:54:48,789 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:48,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:48,790 INFO L85 PathProgramCache]: Analyzing trace with hash 2039676606, now seen corresponding path program 1 times [2024-10-13 00:54:48,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:48,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555748058] [2024-10-13 00:54:48,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:48,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:49,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:49,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555748058] [2024-10-13 00:54:49,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555748058] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:49,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:49,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:54:49,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481006684] [2024-10-13 00:54:49,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:49,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:54:49,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:49,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:54:49,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:54:49,485 INFO L87 Difference]: Start difference. First operand 753 states and 1246 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:49,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:49,755 INFO L93 Difference]: Finished difference Result 2041 states and 3380 transitions. [2024-10-13 00:54:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:54:49,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 530 [2024-10-13 00:54:49,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:49,764 INFO L225 Difference]: With dead ends: 2041 [2024-10-13 00:54:49,764 INFO L226 Difference]: Without dead ends: 1289 [2024-10-13 00:54:49,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:54:49,769 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 229 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:49,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 1469 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 00:54:49,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2024-10-13 00:54:49,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1283. [2024-10-13 00:54:49,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 980 states have (on average 1.5714285714285714) internal successors, (1540), 986 states have internal predecessors, (1540), 294 states have call successors, (294), 8 states have call predecessors, (294), 8 states have return successors, (294), 288 states have call predecessors, (294), 294 states have call successors, (294) [2024-10-13 00:54:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 2128 transitions. [2024-10-13 00:54:49,907 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 2128 transitions. Word has length 530 [2024-10-13 00:54:49,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:49,908 INFO L471 AbstractCegarLoop]: Abstraction has 1283 states and 2128 transitions. [2024-10-13 00:54:49,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2128 transitions. [2024-10-13 00:54:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:54:49,917 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:49,917 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:49,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:54:49,918 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:49,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:49,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1558596348, now seen corresponding path program 1 times [2024-10-13 00:54:49,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:49,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465607264] [2024-10-13 00:54:49,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:51,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:52,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:52,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465607264] [2024-10-13 00:54:52,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465607264] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:52,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:52,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 00:54:52,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380458914] [2024-10-13 00:54:52,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:52,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 00:54:52,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:52,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 00:54:52,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 00:54:52,330 INFO L87 Difference]: Start difference. First operand 1283 states and 2128 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:54,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:54,152 INFO L93 Difference]: Finished difference Result 5739 states and 9492 transitions. [2024-10-13 00:54:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:54:54,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) Word has length 530 [2024-10-13 00:54:54,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:54,178 INFO L225 Difference]: With dead ends: 5739 [2024-10-13 00:54:54,179 INFO L226 Difference]: Without dead ends: 4457 [2024-10-13 00:54:54,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 00:54:54,187 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 1219 mSDsluCounter, 805 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:54,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1219 Valid, 1185 Invalid, 963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-13 00:54:54,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4457 states. [2024-10-13 00:54:54,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4457 to 3613. [2024-10-13 00:54:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 2796 states have (on average 1.5736766809728182) internal successors, (4400), 2816 states have internal predecessors, (4400), 792 states have call successors, (792), 24 states have call predecessors, (792), 24 states have return successors, (792), 772 states have call predecessors, (792), 792 states have call successors, (792) [2024-10-13 00:54:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 5984 transitions. [2024-10-13 00:54:54,646 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 5984 transitions. Word has length 530 [2024-10-13 00:54:54,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:54,647 INFO L471 AbstractCegarLoop]: Abstraction has 3613 states and 5984 transitions. [2024-10-13 00:54:54,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 1 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 1 states have call successors, (85) [2024-10-13 00:54:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 5984 transitions. [2024-10-13 00:54:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:54:54,654 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:54,655 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:54,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 00:54:54,655 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:54,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:54,656 INFO L85 PathProgramCache]: Analyzing trace with hash -813142914, now seen corresponding path program 1 times [2024-10-13 00:54:54,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:54,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910286118] [2024-10-13 00:54:54,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:54,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:54:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:54:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:54:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:54:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:54:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:54:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:54:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:54:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:54:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:54:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:54:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:54:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:54:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:54:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:54:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:54:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:54:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:54:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:54:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:54:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:54:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:54:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:54:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:54:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:54:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:54:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:54:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:54:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:54:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:54:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:54:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:54:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:54:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:54:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:54:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:54:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:54:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:54:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:54:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:54:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:54:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:54:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:54:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:54:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:54:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:54:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:54:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:54:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:54:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:54:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:54:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:54:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:54:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:54:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:54:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:55,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:54:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:54:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:54:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:54:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:54:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:54:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:54:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:54:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:54:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:54:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:54:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:54:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:54:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:54:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:54:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-13 00:54:56,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:56,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910286118] [2024-10-13 00:54:56,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910286118] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:56,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:56,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 00:54:56,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176783338] [2024-10-13 00:54:56,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:56,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 00:54:56,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:56,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 00:54:56,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-13 00:54:56,096 INFO L87 Difference]: Start difference. First operand 3613 states and 5984 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-10-13 00:54:58,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:58,676 INFO L93 Difference]: Finished difference Result 14817 states and 24601 transitions. [2024-10-13 00:54:58,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 00:54:58,677 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) Word has length 530 [2024-10-13 00:54:58,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:58,744 INFO L225 Difference]: With dead ends: 14817 [2024-10-13 00:54:58,745 INFO L226 Difference]: Without dead ends: 11205 [2024-10-13 00:54:58,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-10-13 00:54:58,762 INFO L432 NwaCegarLoop]: 672 mSDtfsCounter, 1369 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 438 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1369 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 438 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:58,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1369 Valid, 1858 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [438 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-13 00:54:58,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11205 states. [2024-10-13 00:54:59,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11205 to 9737. [2024-10-13 00:54:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9737 states, 7448 states have (on average 1.5639097744360901) internal successors, (11648), 7516 states have internal predecessors, (11648), 2212 states have call successors, (2212), 76 states have call predecessors, (2212), 76 states have return successors, (2212), 2144 states have call predecessors, (2212), 2212 states have call successors, (2212) [2024-10-13 00:54:59,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 16072 transitions. [2024-10-13 00:54:59,936 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 16072 transitions. Word has length 530 [2024-10-13 00:54:59,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:59,937 INFO L471 AbstractCegarLoop]: Abstraction has 9737 states and 16072 transitions. [2024-10-13 00:54:59,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-10-13 00:54:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 16072 transitions. [2024-10-13 00:54:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:54:59,954 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:59,955 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:59,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 00:54:59,955 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:59,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:59,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1487679676, now seen corresponding path program 1 times [2024-10-13 00:54:59,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:59,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033789493] [2024-10-13 00:54:59,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:59,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:55:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:55:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:55:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:55:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:55:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:55:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:55:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:55:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:55:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:55:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:55:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:55:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:55:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:55:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:55:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:55:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:55:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:55:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:55:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:55:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:55:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:55:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:55:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:55:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:55:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:55:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:55:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:55:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:55:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:55:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:55:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:55:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:55:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:55:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:55:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:55:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:55:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:55:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:55:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:55:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:55:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:55:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:55:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:55:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:55:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:55:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:55:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:55:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:55:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:55:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:55:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:55:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:55:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:55:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:55:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:55:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:55:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:55:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:55:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:55:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:55:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:55:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:55:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:55:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:55:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:55:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:55:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:55:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:55:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:55:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:55:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:55:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:55:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:55:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:55:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:55:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:55:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:55:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:55:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:55:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:55:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:55:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:55:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:55:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:55:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:55:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 96 proven. 156 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-13 00:55:03,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:55:03,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033789493] [2024-10-13 00:55:03,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033789493] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:55:03,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906812785] [2024-10-13 00:55:03,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:55:03,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:55:03,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:55:03,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:55:03,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 00:55:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:04,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-13 00:55:04,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:55:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7950 proven. 288 refuted. 0 times theorem prover too weak. 6042 trivial. 0 not checked. [2024-10-13 00:55:06,712 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:55:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 96 proven. 156 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-13 00:55:08,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1906812785] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:55:08,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:55:08,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 7] total 24 [2024-10-13 00:55:08,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223988563] [2024-10-13 00:55:08,071 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:55:08,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-13 00:55:08,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:55:08,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-13 00:55:08,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2024-10-13 00:55:08,078 INFO L87 Difference]: Start difference. First operand 9737 states and 16072 transitions. Second operand has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) [2024-10-13 00:55:15,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:55:15,141 INFO L93 Difference]: Finished difference Result 34430 states and 56418 transitions. [2024-10-13 00:55:15,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-13 00:55:15,146 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) Word has length 530 [2024-10-13 00:55:15,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:55:15,280 INFO L225 Difference]: With dead ends: 34430 [2024-10-13 00:55:15,281 INFO L226 Difference]: Without dead ends: 24694 [2024-10-13 00:55:15,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1261 GetRequests, 1221 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=478, Invalid=1244, Unknown=0, NotChecked=0, Total=1722 [2024-10-13 00:55:15,322 INFO L432 NwaCegarLoop]: 520 mSDtfsCounter, 2632 mSDsluCounter, 5195 mSDsCounter, 0 mSdLazyCounter, 3795 mSolverCounterSat, 1317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2748 SdHoareTripleChecker+Valid, 5715 SdHoareTripleChecker+Invalid, 5112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1317 IncrementalHoareTripleChecker+Valid, 3795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:55:15,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2748 Valid, 5715 Invalid, 5112 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1317 Valid, 3795 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-13 00:55:15,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24694 states. [2024-10-13 00:55:17,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24694 to 13491. [2024-10-13 00:55:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13491 states, 10413 states have (on average 1.5650629021415539) internal successors, (16297), 10504 states have internal predecessors, (16297), 2948 states have call successors, (2948), 129 states have call predecessors, (2948), 129 states have return successors, (2948), 2857 states have call predecessors, (2948), 2948 states have call successors, (2948) [2024-10-13 00:55:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13491 states to 13491 states and 22193 transitions. [2024-10-13 00:55:17,322 INFO L78 Accepts]: Start accepts. Automaton has 13491 states and 22193 transitions. Word has length 530 [2024-10-13 00:55:17,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:55:17,323 INFO L471 AbstractCegarLoop]: Abstraction has 13491 states and 22193 transitions. [2024-10-13 00:55:17,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.0) internal successors, (264), 24 states have internal predecessors, (264), 11 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 11 states have call successors, (255) [2024-10-13 00:55:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand 13491 states and 22193 transitions. [2024-10-13 00:55:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:55:17,338 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:55:17,338 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:55:17,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-13 00:55:17,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:55:17,540 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:55:17,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:55:17,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1494262780, now seen corresponding path program 1 times [2024-10-13 00:55:17,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:55:17,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604941604] [2024-10-13 00:55:17,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:55:17,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:55:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:55:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:55:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:55:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:55:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:55:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:55:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:55:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:55:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:55:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:55:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:55:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:55:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:55:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:55:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:55:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:55:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:55:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:55:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:55:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:55:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:55:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:55:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:55:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:55:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:55:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:55:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:55:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:55:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:55:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:55:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:55:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:55:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:55:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:55:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:55:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:55:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:55:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:55:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:55:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:55:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:55:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:55:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:55:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:55:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:55:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:55:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:55:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:55:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:55:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:55:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:55:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:55:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:55:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:55:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:55:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:55:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:55:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:55:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:55:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:55:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:55:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:55:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:55:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:55:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:55:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:55:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:55:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:55:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:55:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:55:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:55:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:55:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:55:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:55:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:55:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:55:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:55:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:55:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:55:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:55:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:55:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:55:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:55:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:55:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:55:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 219 proven. 279 refuted. 0 times theorem prover too weak. 13782 trivial. 0 not checked. [2024-10-13 00:55:19,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:55:19,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604941604] [2024-10-13 00:55:19,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604941604] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:55:19,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746897083] [2024-10-13 00:55:19,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:55:19,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:55:19,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:55:19,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:55:19,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 00:55:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:19,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-13 00:55:19,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:55:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7894 proven. 279 refuted. 0 times theorem prover too weak. 6107 trivial. 0 not checked. [2024-10-13 00:55:21,155 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:55:22,136 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 120 proven. 132 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-13 00:55:22,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746897083] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:55:22,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:55:22,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 6] total 17 [2024-10-13 00:55:22,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325700660] [2024-10-13 00:55:22,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:55:22,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-13 00:55:22,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:55:22,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-13 00:55:22,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-10-13 00:55:22,142 INFO L87 Difference]: Start difference. First operand 13491 states and 22193 transitions. Second operand has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) [2024-10-13 00:55:29,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:55:29,560 INFO L93 Difference]: Finished difference Result 63442 states and 102535 transitions. [2024-10-13 00:55:29,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-10-13 00:55:29,561 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) Word has length 530 [2024-10-13 00:55:29,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:55:29,780 INFO L225 Difference]: With dead ends: 63442 [2024-10-13 00:55:29,780 INFO L226 Difference]: Without dead ends: 50014 [2024-10-13 00:55:29,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1305 GetRequests, 1226 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2365 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1431, Invalid=5049, Unknown=0, NotChecked=0, Total=6480 [2024-10-13 00:55:29,843 INFO L432 NwaCegarLoop]: 365 mSDtfsCounter, 2873 mSDsluCounter, 2461 mSDsCounter, 0 mSdLazyCounter, 2401 mSolverCounterSat, 1529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2910 SdHoareTripleChecker+Valid, 2826 SdHoareTripleChecker+Invalid, 3930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1529 IncrementalHoareTripleChecker+Valid, 2401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-13 00:55:29,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2910 Valid, 2826 Invalid, 3930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1529 Valid, 2401 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-13 00:55:29,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50014 states. [2024-10-13 00:55:33,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50014 to 26157. [2024-10-13 00:55:33,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26157 states, 19747 states have (on average 1.5294981516179673) internal successors, (30203), 19966 states have internal predecessors, (30203), 6080 states have call successors, (6080), 329 states have call predecessors, (6080), 329 states have return successors, (6080), 5861 states have call predecessors, (6080), 6080 states have call successors, (6080) [2024-10-13 00:55:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26157 states to 26157 states and 42363 transitions. [2024-10-13 00:55:33,634 INFO L78 Accepts]: Start accepts. Automaton has 26157 states and 42363 transitions. Word has length 530 [2024-10-13 00:55:33,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:55:33,635 INFO L471 AbstractCegarLoop]: Abstraction has 26157 states and 42363 transitions. [2024-10-13 00:55:33,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 15.294117647058824) internal successors, (260), 17 states have internal predecessors, (260), 7 states have call successors, (220), 3 states have call predecessors, (220), 6 states have return successors, (221), 7 states have call predecessors, (221), 7 states have call successors, (221) [2024-10-13 00:55:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 26157 states and 42363 transitions. [2024-10-13 00:55:33,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-13 00:55:33,649 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:55:33,649 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:55:33,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-13 00:55:33,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-13 00:55:33,851 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:55:33,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:55:33,852 INFO L85 PathProgramCache]: Analyzing trace with hash -877476482, now seen corresponding path program 1 times [2024-10-13 00:55:33,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:55:33,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189429347] [2024-10-13 00:55:33,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:55:33,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:55:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:55:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 00:55:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 00:55:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 00:55:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 00:55:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-13 00:55:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 00:55:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 00:55:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 00:55:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 00:55:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 00:55:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 00:55:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 00:55:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-13 00:55:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 00:55:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-13 00:55:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 00:55:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 00:55:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 00:55:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 00:55:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 00:55:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 00:55:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 00:55:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-13 00:55:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 00:55:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 00:55:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 00:55:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 00:55:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 00:55:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 00:55:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-13 00:55:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:55:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 00:55:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:55:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 00:55:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:55:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:55:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:55:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:55:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:55:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:55:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:55:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:55:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 00:55:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 00:55:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 00:55:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 00:55:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 00:55:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 00:55:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-13 00:55:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:35,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 00:55:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 00:55:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 00:55:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 00:55:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 00:55:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-13 00:55:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 00:55:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 00:55:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-13 00:55:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 00:55:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 00:55:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-13 00:55:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-13 00:55:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-13 00:55:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 00:55:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 00:55:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:55:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:55:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 00:55:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:55:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:55:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 00:55:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-10-13 00:55:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-13 00:55:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-13 00:55:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-10-13 00:55:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-10-13 00:55:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-10-13 00:55:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-10-13 00:55:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-13 00:55:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-13 00:55:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-13 00:55:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-10-13 00:55:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-10-13 00:55:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-10-13 00:55:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 327 proven. 411 refuted. 0 times theorem prover too weak. 13542 trivial. 0 not checked. [2024-10-13 00:55:36,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:55:36,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189429347] [2024-10-13 00:55:36,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189429347] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:55:36,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553908135] [2024-10-13 00:55:36,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:55:36,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:55:36,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:55:36,258 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:55:36,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 00:55:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:55:36,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-13 00:55:36,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:55:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 8502 proven. 411 refuted. 0 times theorem prover too weak. 5367 trivial. 0 not checked. [2024-10-13 00:55:39,355 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:55:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 216 proven. 285 refuted. 0 times theorem prover too weak. 13779 trivial. 0 not checked. [2024-10-13 00:55:41,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553908135] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:55:41,036 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:55:41,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 12] total 31 [2024-10-13 00:55:41,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580048144] [2024-10-13 00:55:41,036 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:55:41,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-13 00:55:41,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:55:41,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-13 00:55:41,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2024-10-13 00:55:41,040 INFO L87 Difference]: Start difference. First operand 26157 states and 42363 transitions. Second operand has 31 states, 31 states have (on average 7.516129032258065) internal successors, (233), 31 states have internal predecessors, (233), 12 states have call successors, (189), 5 states have call predecessors, (189), 10 states have return successors, (190), 12 states have call predecessors, (190), 12 states have call successors, (190)