./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.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 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 03:14:44,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 03:14:44,219 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 03:14:44,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 03:14:44,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 03:14:44,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 03:14:44,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 03:14:44,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 03:14:44,253 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 03:14:44,254 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 03:14:44,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 03:14:44,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 03:14:44,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 03:14:44,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 03:14:44,257 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 03:14:44,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 03:14:44,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 03:14:44,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 03:14:44,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 03:14:44,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 03:14:44,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 03:14:44,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 03:14:44,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 03:14:44,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 03:14:44,266 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 03:14:44,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 03:14:44,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 03:14:44,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 03:14:44,267 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 03:14:44,267 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 03:14:44,267 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 03:14:44,268 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 03:14:44,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:14:44,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 03:14:44,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 03:14:44,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 03:14:44,268 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 03:14:44,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 03:14:44,269 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 03:14:44,269 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 03:14:44,270 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 03:14:44,271 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 03:14:44,271 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db [2024-11-12 03:14:44,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 03:14:44,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 03:14:44,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 03:14:44,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 03:14:44,587 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 03:14:44,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2024-11-12 03:14:46,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 03:14:46,319 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 03:14:46,320 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2024-11-12 03:14:46,329 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e287d1e2/66272ba5132e4b86bf3fb100071655d6/FLAGc342f1a4e [2024-11-12 03:14:46,714 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e287d1e2/66272ba5132e4b86bf3fb100071655d6 [2024-11-12 03:14:46,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 03:14:46,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 03:14:46,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 03:14:46,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 03:14:46,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 03:14:46,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:14:46" (1/1) ... [2024-11-12 03:14:46,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25cd3b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:46, skipping insertion in model container [2024-11-12 03:14:46,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:14:46" (1/1) ... [2024-11-12 03:14:46,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 03:14:46,908 WARN L250 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_fillercodestructure_filler-pe-co_file-73.i[919,932] [2024-11-12 03:14:47,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:14:47,017 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 03:14:47,025 WARN L250 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_fillercodestructure_filler-pe-co_file-73.i[919,932] [2024-11-12 03:14:47,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 03:14:47,065 INFO L204 MainTranslator]: Completed translation [2024-11-12 03:14:47,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47 WrapperNode [2024-11-12 03:14:47,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 03:14:47,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 03:14:47,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 03:14:47,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 03:14:47,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,122 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 266 [2024-11-12 03:14:47,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 03:14:47,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 03:14:47,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 03:14:47,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 03:14:47,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,150 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,205 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]. [2024-11-12 03:14:47,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 03:14:47,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 03:14:47,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 03:14:47,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 03:14:47,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (1/1) ... [2024-11-12 03:14:47,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 03:14:47,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:14:47,270 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) [2024-11-12 03:14:47,278 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 [2024-11-12 03:14:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 03:14:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 03:14:47,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 03:14:47,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 03:14:47,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 03:14:47,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 03:14:47,461 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 03:14:47,467 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 03:14:47,905 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-12 03:14:47,906 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 03:14:47,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 03:14:47,921 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 03:14:47,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:14:47 BoogieIcfgContainer [2024-11-12 03:14:47,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 03:14:47,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 03:14:47,923 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 03:14:47,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 03:14:47,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:14:46" (1/3) ... [2024-11-12 03:14:47,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59774c80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:14:47, skipping insertion in model container [2024-11-12 03:14:47,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:14:47" (2/3) ... [2024-11-12 03:14:47,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59774c80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:14:47, skipping insertion in model container [2024-11-12 03:14:47,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:14:47" (3/3) ... [2024-11-12 03:14:47,929 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2024-11-12 03:14:47,942 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 03:14:47,942 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 03:14:47,997 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 03:14:48,003 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;@460d656a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 03:14:48,004 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 03:14:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 73 states have internal predecessors, (103), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:14:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-12 03:14:48,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:48,024 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:48,024 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:48,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:48,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1655788995, now seen corresponding path program 1 times [2024-11-12 03:14:48,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:48,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164351292] [2024-11-12 03:14:48,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:48,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:14:48,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:48,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164351292] [2024-11-12 03:14:48,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164351292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:14:48,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:14:48,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 03:14:48,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039807423] [2024-11-12 03:14:48,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:14:48,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 03:14:48,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:48,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 03:14:48,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:14:48,657 INFO L87 Difference]: Start difference. First operand has 113 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 73 states have internal predecessors, (103), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-12 03:14:48,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:48,697 INFO L93 Difference]: Finished difference Result 219 states and 390 transitions. [2024-11-12 03:14:48,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 03:14:48,704 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) Word has length 242 [2024-11-12 03:14:48,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:48,712 INFO L225 Difference]: With dead ends: 219 [2024-11-12 03:14:48,713 INFO L226 Difference]: Without dead ends: 109 [2024-11-12 03:14:48,718 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 03:14:48,723 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:48,724 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:14:48,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-12 03:14:48,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-12 03:14:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 69 states have (on average 1.3768115942028984) internal successors, (95), 69 states have internal predecessors, (95), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-12 03:14:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 171 transitions. [2024-11-12 03:14:48,835 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 171 transitions. Word has length 242 [2024-11-12 03:14:48,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:48,836 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 171 transitions. [2024-11-12 03:14:48,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-12 03:14:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2024-11-12 03:14:48,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-12 03:14:48,840 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:48,840 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:48,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 03:14:48,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:48,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:48,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1031790015, now seen corresponding path program 1 times [2024-11-12 03:14:48,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:48,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128347080] [2024-11-12 03:14:48,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:14:49,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:49,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128347080] [2024-11-12 03:14:49,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128347080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:14:49,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:14:49,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:14:49,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359733130] [2024-11-12 03:14:49,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:14:49,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:14:49,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:49,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:14:49,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:49,161 INFO L87 Difference]: Start difference. First operand 109 states and 171 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:49,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:49,213 INFO L93 Difference]: Finished difference Result 277 states and 432 transitions. [2024-11-12 03:14:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:14:49,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 242 [2024-11-12 03:14:49,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:49,216 INFO L225 Difference]: With dead ends: 277 [2024-11-12 03:14:49,216 INFO L226 Difference]: Without dead ends: 171 [2024-11-12 03:14:49,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:49,218 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 90 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:49,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 388 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:14:49,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-12 03:14:49,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 168. [2024-11-12 03:14:49,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 107 states have internal predecessors, (142), 59 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (59), 58 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-12 03:14:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 260 transitions. [2024-11-12 03:14:49,246 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 260 transitions. Word has length 242 [2024-11-12 03:14:49,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:49,247 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 260 transitions. [2024-11-12 03:14:49,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 260 transitions. [2024-11-12 03:14:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-12 03:14:49,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:49,250 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:49,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 03:14:49,251 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:49,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:49,251 INFO L85 PathProgramCache]: Analyzing trace with hash 486947855, now seen corresponding path program 1 times [2024-11-12 03:14:49,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:49,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828249658] [2024-11-12 03:14:49,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:49,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:49,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:14:49,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:49,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828249658] [2024-11-12 03:14:49,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828249658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:14:49,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:14:49,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:14:49,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029186133] [2024-11-12 03:14:49,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:14:49,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:14:49,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:49,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:14:49,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:49,668 INFO L87 Difference]: Start difference. First operand 168 states and 260 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:49,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:49,699 INFO L93 Difference]: Finished difference Result 335 states and 521 transitions. [2024-11-12 03:14:49,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:14:49,699 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 243 [2024-11-12 03:14:49,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:49,704 INFO L225 Difference]: With dead ends: 335 [2024-11-12 03:14:49,706 INFO L226 Difference]: Without dead ends: 170 [2024-11-12 03:14:49,707 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:49,710 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:49,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 03:14:49,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-12 03:14:49,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 170. [2024-11-12 03:14:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 108 states have (on average 1.3333333333333333) internal successors, (144), 109 states have internal predecessors, (144), 59 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (59), 58 states have call predecessors, (59), 59 states have call successors, (59) [2024-11-12 03:14:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 262 transitions. [2024-11-12 03:14:49,735 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 262 transitions. Word has length 243 [2024-11-12 03:14:49,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:49,736 INFO L471 AbstractCegarLoop]: Abstraction has 170 states and 262 transitions. [2024-11-12 03:14:49,737 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 262 transitions. [2024-11-12 03:14:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-12 03:14:49,739 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:49,740 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:49,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 03:14:49,740 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:49,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:49,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1232380791, now seen corresponding path program 1 times [2024-11-12 03:14:49,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:49,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751262835] [2024-11-12 03:14:49,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:49,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:14:50,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:50,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751262835] [2024-11-12 03:14:50,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751262835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:14:50,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:14:50,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 03:14:50,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107022574] [2024-11-12 03:14:50,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:14:50,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 03:14:50,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:50,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 03:14:50,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 03:14:50,177 INFO L87 Difference]: Start difference. First operand 170 states and 262 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:50,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:50,455 INFO L93 Difference]: Finished difference Result 656 states and 985 transitions. [2024-11-12 03:14:50,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 03:14:50,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 244 [2024-11-12 03:14:50,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:50,459 INFO L225 Difference]: With dead ends: 656 [2024-11-12 03:14:50,459 INFO L226 Difference]: Without dead ends: 489 [2024-11-12 03:14:50,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-12 03:14:50,460 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 330 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:50,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 638 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 03:14:50,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2024-11-12 03:14:50,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 454. [2024-11-12 03:14:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 291 states have (on average 1.288659793814433) internal successors, (375), 298 states have internal predecessors, (375), 154 states have call successors, (154), 8 states have call predecessors, (154), 8 states have return successors, (154), 147 states have call predecessors, (154), 154 states have call successors, (154) [2024-11-12 03:14:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 683 transitions. [2024-11-12 03:14:50,499 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 683 transitions. Word has length 244 [2024-11-12 03:14:50,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:50,500 INFO L471 AbstractCegarLoop]: Abstraction has 454 states and 683 transitions. [2024-11-12 03:14:50,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 683 transitions. [2024-11-12 03:14:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-12 03:14:50,502 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:50,502 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:50,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 03:14:50,503 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:50,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:50,503 INFO L85 PathProgramCache]: Analyzing trace with hash -800056439, now seen corresponding path program 1 times [2024-11-12 03:14:50,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:50,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418397398] [2024-11-12 03:14:50,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:50,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:50,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-12 03:14:51,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:51,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418397398] [2024-11-12 03:14:51,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418397398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 03:14:51,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 03:14:51,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 03:14:51,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936544914] [2024-11-12 03:14:51,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 03:14:51,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 03:14:51,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:51,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 03:14:51,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:51,072 INFO L87 Difference]: Start difference. First operand 454 states and 683 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:51,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:51,199 INFO L93 Difference]: Finished difference Result 1344 states and 2025 transitions. [2024-11-12 03:14:51,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 03:14:51,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 244 [2024-11-12 03:14:51,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:51,206 INFO L225 Difference]: With dead ends: 1344 [2024-11-12 03:14:51,207 INFO L226 Difference]: Without dead ends: 893 [2024-11-12 03:14:51,209 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 03:14:51,210 INFO L435 NwaCegarLoop]: 264 mSDtfsCounter, 145 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:51,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 409 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 03:14:51,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2024-11-12 03:14:51,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 524. [2024-11-12 03:14:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 524 states, 361 states have (on average 1.3545706371191135) internal successors, (489), 368 states have internal predecessors, (489), 154 states have call successors, (154), 8 states have call predecessors, (154), 8 states have return successors, (154), 147 states have call predecessors, (154), 154 states have call successors, (154) [2024-11-12 03:14:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 797 transitions. [2024-11-12 03:14:51,349 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 797 transitions. Word has length 244 [2024-11-12 03:14:51,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:51,352 INFO L471 AbstractCegarLoop]: Abstraction has 524 states and 797 transitions. [2024-11-12 03:14:51,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-12 03:14:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 797 transitions. [2024-11-12 03:14:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-12 03:14:51,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:51,355 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:51,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 03:14:51,356 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:51,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:51,356 INFO L85 PathProgramCache]: Analyzing trace with hash 974950923, now seen corresponding path program 1 times [2024-11-12 03:14:51,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:51,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485125247] [2024-11-12 03:14:51,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:51,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:14:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:14:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:14:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:14:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:14:52,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:14:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:14:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:14:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:14:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:14:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:14:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:14:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:14:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:14:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:14:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:14:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:14:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:14:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:14:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:14:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:14:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:14:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:14:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:14:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:14:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:14:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:14:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:14:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:14:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:14:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:14:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:14:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:14:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:14:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:14:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:14:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:14:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:14:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-12 03:14:52,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:14:52,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485125247] [2024-11-12 03:14:52,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485125247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 03:14:52,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720596587] [2024-11-12 03:14:52,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:52,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 03:14:52,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:14:52,625 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) [2024-11-12 03:14:52,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 03:14:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:14:52,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-12 03:14:52,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 03:14:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2024-11-12 03:14:53,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 03:14:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-12 03:14:56,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720596587] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 03:14:56,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 03:14:56,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 17 [2024-11-12 03:14:56,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621527829] [2024-11-12 03:14:56,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 03:14:56,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-12 03:14:56,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 03:14:56,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-12 03:14:56,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-11-12 03:14:56,004 INFO L87 Difference]: Start difference. First operand 524 states and 797 transitions. Second operand has 17 states, 17 states have (on average 7.411764705882353) internal successors, (126), 17 states have internal predecessors, (126), 6 states have call successors, (114), 3 states have call predecessors, (114), 6 states have return successors, (114), 6 states have call predecessors, (114), 6 states have call successors, (114) [2024-11-12 03:14:58,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 03:14:58,922 INFO L93 Difference]: Finished difference Result 2887 states and 4318 transitions. [2024-11-12 03:14:58,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-12 03:14:58,923 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.411764705882353) internal successors, (126), 17 states have internal predecessors, (126), 6 states have call successors, (114), 3 states have call predecessors, (114), 6 states have return successors, (114), 6 states have call predecessors, (114), 6 states have call successors, (114) Word has length 244 [2024-11-12 03:14:58,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 03:14:58,936 INFO L225 Difference]: With dead ends: 2887 [2024-11-12 03:14:58,938 INFO L226 Difference]: Without dead ends: 2366 [2024-11-12 03:14:58,941 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=373, Invalid=1109, Unknown=0, NotChecked=0, Total=1482 [2024-11-12 03:14:58,942 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 966 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 564 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 1343 SdHoareTripleChecker+Invalid, 1681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 564 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-12 03:14:58,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 1343 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [564 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-12 03:14:58,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2366 states. [2024-11-12 03:14:59,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2366 to 1485. [2024-11-12 03:14:59,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1485 states, 1038 states have (on average 1.3477842003853564) internal successors, (1399), 1060 states have internal predecessors, (1399), 418 states have call successors, (418), 28 states have call predecessors, (418), 28 states have return successors, (418), 396 states have call predecessors, (418), 418 states have call successors, (418) [2024-11-12 03:14:59,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1485 states and 2235 transitions. [2024-11-12 03:14:59,217 INFO L78 Accepts]: Start accepts. Automaton has 1485 states and 2235 transitions. Word has length 244 [2024-11-12 03:14:59,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 03:14:59,217 INFO L471 AbstractCegarLoop]: Abstraction has 1485 states and 2235 transitions. [2024-11-12 03:14:59,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.411764705882353) internal successors, (126), 17 states have internal predecessors, (126), 6 states have call successors, (114), 3 states have call predecessors, (114), 6 states have return successors, (114), 6 states have call predecessors, (114), 6 states have call successors, (114) [2024-11-12 03:14:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2235 transitions. [2024-11-12 03:14:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-12 03:14:59,220 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 03:14:59,220 INFO L218 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 03:14:59,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-12 03:14:59,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-12 03:14:59,421 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 03:14:59,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 03:14:59,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1484424013, now seen corresponding path program 1 times [2024-11-12 03:14:59,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 03:14:59,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751111743] [2024-11-12 03:14:59,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:14:59,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 03:14:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 03:15:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-12 03:15:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-12 03:15:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-12 03:15:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-12 03:15:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 03:15:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 03:15:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 03:15:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 03:15:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 03:15:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-12 03:15:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 03:15:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 03:15:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-12 03:15:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-12 03:15:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-12 03:15:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-12 03:15:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-12 03:15:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 03:15:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 03:15:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 03:15:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-12 03:15:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-12 03:15:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-12 03:15:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-12 03:15:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:07,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-12 03:15:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 03:15:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 03:15:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 03:15:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-12 03:15:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 03:15:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-12 03:15:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-12 03:15:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-12 03:15:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-12 03:15:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-12 03:15:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-12 03:15:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-12 03:15:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 126 proven. 90 refuted. 0 times theorem prover too weak. 2596 trivial. 0 not checked. [2024-11-12 03:15:08,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 03:15:08,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751111743] [2024-11-12 03:15:08,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751111743] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 03:15:08,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503773409] [2024-11-12 03:15:08,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 03:15:08,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 03:15:08,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 03:15:08,102 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) [2024-11-12 03:15:08,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 03:15:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 03:15:08,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-12 03:15:08,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 03:15:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 2073 proven. 252 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2024-11-12 03:15:22,269 INFO L312 TraceCheckSpWp]: Computing backward predicates...