./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f 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-cn_file-66.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 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 05:08:35,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 05:08:35,726 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 05:08:35,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 05:08:35,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 05:08:35,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 05:08:35,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 05:08:35,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 05:08:35,771 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 05:08:35,772 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 05:08:35,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 05:08:35,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 05:08:35,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 05:08:35,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 05:08:35,776 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 05:08:35,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 05:08:35,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 05:08:35,777 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 05:08:35,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 05:08:35,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 05:08:35,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 05:08:35,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 05:08:35,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 05:08:35,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 05:08:35,783 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 05:08:35,784 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 05:08:35,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 05:08:35,784 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 05:08:35,785 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 05:08:35,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 05:08:35,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 05:08:35,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 05:08:35,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:08:35,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 05:08:35,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 05:08:35,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 05:08:35,787 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 05:08:35,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 05:08:35,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 05:08:35,787 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 05:08:35,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 05:08:35,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 05:08:35,790 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75e16fbc6add136470e5a368bd6380d698425fcea4219ad0b84abde2182994d0 [2024-11-10 05:08:36,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 05:08:36,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 05:08:36,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 05:08:36,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 05:08:36,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 05:08:36,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-10 05:08:37,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 05:08:37,846 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 05:08:37,847 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-10 05:08:37,860 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfbd52c09/9456f353e1c64e1b852fb2c635d35a5d/FLAG92dd7dcb9 [2024-11-10 05:08:38,174 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfbd52c09/9456f353e1c64e1b852fb2c635d35a5d [2024-11-10 05:08:38,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 05:08:38,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 05:08:38,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 05:08:38,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 05:08:38,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 05:08:38,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13463947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38, skipping insertion in model container [2024-11-10 05:08:38,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 05:08:38,391 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-cn_file-66.i[919,932] [2024-11-10 05:08:38,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:08:38,474 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 05:08:38,487 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-cn_file-66.i[919,932] [2024-11-10 05:08:38,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 05:08:38,579 INFO L204 MainTranslator]: Completed translation [2024-11-10 05:08:38,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38 WrapperNode [2024-11-10 05:08:38,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 05:08:38,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 05:08:38,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 05:08:38,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 05:08:38,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,644 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-11-10 05:08:38,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 05:08:38,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 05:08:38,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 05:08:38,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 05:08:38,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,664 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,693 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]. [2024-11-10 05:08:38,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,706 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 05:08:38,717 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 05:08:38,717 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 05:08:38,717 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 05:08:38,718 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (1/1) ... [2024-11-10 05:08:38,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 05:08:38,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 05:08:38,767 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) [2024-11-10 05:08:38,770 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 [2024-11-10 05:08:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 05:08:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 05:08:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 05:08:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 05:08:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 05:08:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 05:08:38,937 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 05:08:38,940 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 05:08:39,465 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-10 05:08:39,465 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 05:08:39,485 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 05:08:39,485 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 05:08:39,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:08:39 BoogieIcfgContainer [2024-11-10 05:08:39,486 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 05:08:39,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 05:08:39,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 05:08:39,491 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 05:08:39,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:08:38" (1/3) ... [2024-11-10 05:08:39,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41691b59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:08:39, skipping insertion in model container [2024-11-10 05:08:39,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:08:38" (2/3) ... [2024-11-10 05:08:39,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41691b59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:08:39, skipping insertion in model container [2024-11-10 05:08:39,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 05:08:39" (3/3) ... [2024-11-10 05:08:39,493 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-66.i [2024-11-10 05:08:39,507 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 05:08:39,507 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 05:08:39,564 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 05:08:39,570 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;@1901d1c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 05:08:39,571 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 05:08:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 70 states have (on average 1.4) internal successors, (98), 71 states have internal predecessors, (98), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-10 05:08:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:08:39,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:08:39,591 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:08:39,592 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:08:39,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:08:39,597 INFO L85 PathProgramCache]: Analyzing trace with hash -304230725, now seen corresponding path program 1 times [2024-11-10 05:08:39,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:08:39,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856015303] [2024-11-10 05:08:39,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:08:39,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:08:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:08:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:08:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:08:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:08:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:08:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:08:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:08:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:08:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:08:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:08:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:08:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:08:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:08:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:08:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:08:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:08:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:08:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:08:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:08:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:08:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:08:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:08:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:08:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:08:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:08:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:08:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:08:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:08:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:08:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:08:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:08:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:08:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:08:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:08:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:08:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:08:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:08:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:08:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:08:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:08:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:08:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:08:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:08:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:08:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:08:40,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:08:40,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856015303] [2024-11-10 05:08:40,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856015303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:08:40,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:08:40,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 05:08:40,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16961942] [2024-11-10 05:08:40,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:08:40,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 05:08:40,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:08:40,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 05:08:40,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:08:40,617 INFO L87 Difference]: Start difference. First operand has 117 states, 70 states have (on average 1.4) internal successors, (98), 71 states have internal predecessors, (98), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:40,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:08:40,741 INFO L93 Difference]: Finished difference Result 334 states and 630 transitions. [2024-11-10 05:08:40,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 05:08:40,746 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:08:40,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:08:40,761 INFO L225 Difference]: With dead ends: 334 [2024-11-10 05:08:40,762 INFO L226 Difference]: Without dead ends: 220 [2024-11-10 05:08:40,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:08:40,773 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 166 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 05:08:40,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 335 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 05:08:40,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-10 05:08:40,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 217. [2024-11-10 05:08:40,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 126 states have (on average 1.3412698412698412) internal successors, (169), 126 states have internal predecessors, (169), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-10 05:08:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 345 transitions. [2024-11-10 05:08:40,877 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 345 transitions. Word has length 272 [2024-11-10 05:08:40,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:08:40,878 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 345 transitions. [2024-11-10 05:08:40,879 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:40,882 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 345 transitions. [2024-11-10 05:08:40,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:08:40,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:08:40,890 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:08:40,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 05:08:40,891 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:08:40,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:08:40,892 INFO L85 PathProgramCache]: Analyzing trace with hash 206303452, now seen corresponding path program 1 times [2024-11-10 05:08:40,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:08:40,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034589374] [2024-11-10 05:08:40,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:08:40,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:08:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:08:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:08:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:08:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:08:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:08:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:08:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:08:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:08:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:08:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:08:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:08:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:08:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:08:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:08:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:08:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:08:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:08:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:08:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:08:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:08:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:08:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:08:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:08:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:08:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:08:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:08:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:08:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:08:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:08:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:08:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:08:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:08:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:08:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:08:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:08:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:08:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:08:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:08:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:08:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:08:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:08:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:08:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:08:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:08:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:08:46,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:08:46,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034589374] [2024-11-10 05:08:46,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034589374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:08:46,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:08:46,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 05:08:46,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122180305] [2024-11-10 05:08:46,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:08:46,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 05:08:46,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:08:46,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 05:08:46,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 05:08:46,672 INFO L87 Difference]: Start difference. First operand 217 states and 345 transitions. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:47,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:08:47,692 INFO L93 Difference]: Finished difference Result 524 states and 802 transitions. [2024-11-10 05:08:47,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 05:08:47,693 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:08:47,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:08:47,703 INFO L225 Difference]: With dead ends: 524 [2024-11-10 05:08:47,704 INFO L226 Difference]: Without dead ends: 521 [2024-11-10 05:08:47,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 05:08:47,708 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 606 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 1309 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 05:08:47,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [606 Valid, 1309 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 05:08:47,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2024-11-10 05:08:47,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 324. [2024-11-10 05:08:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 223 states have (on average 1.4394618834080717) internal successors, (321), 225 states have internal predecessors, (321), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 05:08:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 513 transitions. [2024-11-10 05:08:47,771 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 513 transitions. Word has length 272 [2024-11-10 05:08:47,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:08:47,772 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 513 transitions. [2024-11-10 05:08:47,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 513 transitions. [2024-11-10 05:08:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:08:47,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:08:47,778 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:08:47,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 05:08:47,778 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:08:47,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:08:47,779 INFO L85 PathProgramCache]: Analyzing trace with hash -87099555, now seen corresponding path program 1 times [2024-11-10 05:08:47,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:08:47,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942693325] [2024-11-10 05:08:47,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:08:47,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:08:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:08:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:08:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:08:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:08:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:08:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:08:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:08:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:08:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:08:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:08:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:08:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:08:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:08:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:08:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:08:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:08:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:08:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:08:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:08:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:08:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:08:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:08:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:08:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:08:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:08:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:08:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:08:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:08:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:08:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:08:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:08:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:08:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:08:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:08:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:08:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:08:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:08:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:08:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:08:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:08:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:08:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:08:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:08:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:08:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:08:52,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:08:52,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:08:52,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942693325] [2024-11-10 05:08:52,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942693325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:08:52,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:08:52,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:08:52,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378009280] [2024-11-10 05:08:52,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:08:53,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:08:53,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:08:53,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:08:53,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:08:53,001 INFO L87 Difference]: Start difference. First operand 324 states and 513 transitions. Second operand has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:57,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:08:57,259 INFO L93 Difference]: Finished difference Result 521 states and 799 transitions. [2024-11-10 05:08:57,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:08:57,260 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:08:57,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:08:57,264 INFO L225 Difference]: With dead ends: 521 [2024-11-10 05:08:57,264 INFO L226 Difference]: Without dead ends: 518 [2024-11-10 05:08:57,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-10 05:08:57,266 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 504 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 05:08:57,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [504 Valid, 1534 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 05:08:57,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-10 05:08:57,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 324. [2024-11-10 05:08:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 223 states have (on average 1.4394618834080717) internal successors, (321), 225 states have internal predecessors, (321), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 05:08:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 513 transitions. [2024-11-10 05:08:57,327 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 513 transitions. Word has length 272 [2024-11-10 05:08:57,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:08:57,329 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 513 transitions. [2024-11-10 05:08:57,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:08:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 513 transitions. [2024-11-10 05:08:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:08:57,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:08:57,334 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:08:57,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 05:08:57,335 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:08:57,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:08:57,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1559613149, now seen corresponding path program 1 times [2024-11-10 05:08:57,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:08:57,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688606182] [2024-11-10 05:08:57,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:08:57,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:08:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:20,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:20,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688606182] [2024-11-10 05:09:20,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688606182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:20,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:20,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-10 05:09:20,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296131925] [2024-11-10 05:09:20,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:20,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 05:09:20,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:20,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 05:09:20,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-10 05:09:20,175 INFO L87 Difference]: Start difference. First operand 324 states and 513 transitions. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:21,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:21,414 INFO L93 Difference]: Finished difference Result 489 states and 761 transitions. [2024-11-10 05:09:21,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-10 05:09:21,415 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:21,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:21,420 INFO L225 Difference]: With dead ends: 489 [2024-11-10 05:09:21,420 INFO L226 Difference]: Without dead ends: 486 [2024-11-10 05:09:21,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-10 05:09:21,422 INFO L432 NwaCegarLoop]: 180 mSDtfsCounter, 301 mSDsluCounter, 1513 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:21,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 1693 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 05:09:21,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2024-11-10 05:09:21,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 329. [2024-11-10 05:09:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 228 states have (on average 1.4385964912280702) internal successors, (328), 230 states have internal predecessors, (328), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 05:09:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 520 transitions. [2024-11-10 05:09:21,455 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 520 transitions. Word has length 272 [2024-11-10 05:09:21,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:21,457 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 520 transitions. [2024-11-10 05:09:21,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 520 transitions. [2024-11-10 05:09:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:21,462 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:21,462 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:21,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 05:09:21,463 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:21,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:21,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1266210142, now seen corresponding path program 1 times [2024-11-10 05:09:21,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:21,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366145665] [2024-11-10 05:09:21,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:21,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:27,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:27,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366145665] [2024-11-10 05:09:27,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366145665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:27,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:27,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:09:27,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549850914] [2024-11-10 05:09:27,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:27,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:09:27,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:27,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:09:27,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:09:27,403 INFO L87 Difference]: Start difference. First operand 329 states and 520 transitions. Second operand has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:29,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:29,254 INFO L93 Difference]: Finished difference Result 555 states and 856 transitions. [2024-11-10 05:09:29,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:09:29,254 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:29,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:29,258 INFO L225 Difference]: With dead ends: 555 [2024-11-10 05:09:29,259 INFO L226 Difference]: Without dead ends: 552 [2024-11-10 05:09:29,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-10 05:09:29,262 INFO L432 NwaCegarLoop]: 233 mSDtfsCounter, 373 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 2038 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:29,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 2038 Invalid, 660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-10 05:09:29,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2024-11-10 05:09:29,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 329. [2024-11-10 05:09:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 228 states have (on average 1.4385964912280702) internal successors, (328), 230 states have internal predecessors, (328), 96 states have call successors, (96), 4 states have call predecessors, (96), 4 states have return successors, (96), 94 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-10 05:09:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 520 transitions. [2024-11-10 05:09:29,307 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 520 transitions. Word has length 272 [2024-11-10 05:09:29,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:29,308 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 520 transitions. [2024-11-10 05:09:29,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.4375) internal successors, (55), 16 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 520 transitions. [2024-11-10 05:09:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:29,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:29,312 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:29,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 05:09:29,313 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:29,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:29,314 INFO L85 PathProgramCache]: Analyzing trace with hash -713054950, now seen corresponding path program 1 times [2024-11-10 05:09:29,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:29,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993908779] [2024-11-10 05:09:29,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:29,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:29,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993908779] [2024-11-10 05:09:29,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993908779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:29,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:29,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 05:09:29,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949059510] [2024-11-10 05:09:29,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:29,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 05:09:29,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:29,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 05:09:29,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 05:09:29,658 INFO L87 Difference]: Start difference. First operand 329 states and 520 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:30,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:30,006 INFO L93 Difference]: Finished difference Result 1084 states and 1707 transitions. [2024-11-10 05:09:30,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 05:09:30,007 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:30,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:30,013 INFO L225 Difference]: With dead ends: 1084 [2024-11-10 05:09:30,014 INFO L226 Difference]: Without dead ends: 758 [2024-11-10 05:09:30,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 05:09:30,019 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 155 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:30,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 669 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 05:09:30,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-10 05:09:30,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 611. [2024-11-10 05:09:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 410 states have (on average 1.4365853658536585) internal successors, (589), 414 states have internal predecessors, (589), 192 states have call successors, (192), 8 states have call predecessors, (192), 8 states have return successors, (192), 188 states have call predecessors, (192), 192 states have call successors, (192) [2024-11-10 05:09:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 973 transitions. [2024-11-10 05:09:30,084 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 973 transitions. Word has length 272 [2024-11-10 05:09:30,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:30,085 INFO L471 AbstractCegarLoop]: Abstraction has 611 states and 973 transitions. [2024-11-10 05:09:30,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:30,086 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 973 transitions. [2024-11-10 05:09:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:30,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:30,089 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:30,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 05:09:30,089 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:30,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:30,090 INFO L85 PathProgramCache]: Analyzing trace with hash -202520773, now seen corresponding path program 1 times [2024-11-10 05:09:30,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:30,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442699309] [2024-11-10 05:09:30,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:30,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:30,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:30,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:30,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442699309] [2024-11-10 05:09:30,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442699309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:30,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:30,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 05:09:30,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276004507] [2024-11-10 05:09:30,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:30,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 05:09:30,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:30,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 05:09:30,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:09:30,251 INFO L87 Difference]: Start difference. First operand 611 states and 973 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:30,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:30,321 INFO L93 Difference]: Finished difference Result 1178 states and 1873 transitions. [2024-11-10 05:09:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 05:09:30,322 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:30,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:30,328 INFO L225 Difference]: With dead ends: 1178 [2024-11-10 05:09:30,328 INFO L226 Difference]: Without dead ends: 570 [2024-11-10 05:09:30,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 05:09:30,333 INFO L432 NwaCegarLoop]: 333 mSDtfsCounter, 165 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:30,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 497 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 05:09:30,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-10 05:09:30,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 566. [2024-11-10 05:09:30,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 369 states have (on average 1.3604336043360434) internal successors, (502), 372 states have internal predecessors, (502), 188 states have call successors, (188), 8 states have call predecessors, (188), 8 states have return successors, (188), 185 states have call predecessors, (188), 188 states have call successors, (188) [2024-11-10 05:09:30,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 878 transitions. [2024-11-10 05:09:30,397 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 878 transitions. Word has length 272 [2024-11-10 05:09:30,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:30,398 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 878 transitions. [2024-11-10 05:09:30,398 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, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 878 transitions. [2024-11-10 05:09:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:30,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:30,400 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:30,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 05:09:30,401 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:30,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:30,402 INFO L85 PathProgramCache]: Analyzing trace with hash 640254747, now seen corresponding path program 1 times [2024-11-10 05:09:30,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:30,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505713257] [2024-11-10 05:09:30,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:30,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:33,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:33,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505713257] [2024-11-10 05:09:33,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505713257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:33,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:33,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-10 05:09:33,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482061484] [2024-11-10 05:09:33,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:33,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-10 05:09:33,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:33,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-10 05:09:33,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-10 05:09:33,616 INFO L87 Difference]: Start difference. First operand 566 states and 878 transitions. Second operand has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:34,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:34,798 INFO L93 Difference]: Finished difference Result 805 states and 1204 transitions. [2024-11-10 05:09:34,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-10 05:09:34,799 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:34,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:34,804 INFO L225 Difference]: With dead ends: 805 [2024-11-10 05:09:34,805 INFO L226 Difference]: Without dead ends: 802 [2024-11-10 05:09:34,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-10 05:09:34,807 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 506 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 506 SdHoareTripleChecker+Valid, 1261 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:34,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [506 Valid, 1261 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 592 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 05:09:34,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-11-10 05:09:34,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 663. [2024-11-10 05:09:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 455 states have (on average 1.3824175824175824) internal successors, (629), 460 states have internal predecessors, (629), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:09:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1021 transitions. [2024-11-10 05:09:34,889 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1021 transitions. Word has length 272 [2024-11-10 05:09:34,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:34,890 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 1021 transitions. [2024-11-10 05:09:34,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:34,890 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1021 transitions. [2024-11-10 05:09:34,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:34,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:34,892 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:34,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 05:09:34,893 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:34,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:34,893 INFO L85 PathProgramCache]: Analyzing trace with hash 346851740, now seen corresponding path program 1 times [2024-11-10 05:09:34,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:34,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523813773] [2024-11-10 05:09:34,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:34,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:38,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:38,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523813773] [2024-11-10 05:09:38,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523813773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:38,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:38,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-10 05:09:38,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064103484] [2024-11-10 05:09:38,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:38,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-10 05:09:38,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:38,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-10 05:09:38,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-10 05:09:38,464 INFO L87 Difference]: Start difference. First operand 663 states and 1021 transitions. Second operand has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:39,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:39,991 INFO L93 Difference]: Finished difference Result 802 states and 1201 transitions. [2024-11-10 05:09:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-10 05:09:39,992 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 272 [2024-11-10 05:09:39,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:39,997 INFO L225 Difference]: With dead ends: 802 [2024-11-10 05:09:39,997 INFO L226 Difference]: Without dead ends: 799 [2024-11-10 05:09:39,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:09:39,999 INFO L432 NwaCegarLoop]: 262 mSDtfsCounter, 490 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:39,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1543 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 05:09:40,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2024-11-10 05:09:40,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 663. [2024-11-10 05:09:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 455 states have (on average 1.3824175824175824) internal successors, (629), 460 states have internal predecessors, (629), 196 states have call successors, (196), 11 states have call predecessors, (196), 11 states have return successors, (196), 191 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:09:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1021 transitions. [2024-11-10 05:09:40,077 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1021 transitions. Word has length 272 [2024-11-10 05:09:40,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:40,077 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 1021 transitions. [2024-11-10 05:09:40,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1021 transitions. [2024-11-10 05:09:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-10 05:09:40,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:40,080 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:40,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 05:09:40,080 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:40,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:40,081 INFO L85 PathProgramCache]: Analyzing trace with hash 417654365, now seen corresponding path program 1 times [2024-11-10 05:09:40,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:40,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416589131] [2024-11-10 05:09:40,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:40,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:40,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:40,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416589131] [2024-11-10 05:09:40,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416589131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:40,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:40,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 05:09:40,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593631662] [2024-11-10 05:09:40,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:40,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 05:09:40,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:40,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 05:09:40,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 05:09:40,552 INFO L87 Difference]: Start difference. First operand 663 states and 1021 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 05:09:40,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:40,956 INFO L93 Difference]: Finished difference Result 1254 states and 1923 transitions. [2024-11-10 05:09:40,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 05:09:40,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 272 [2024-11-10 05:09:40,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:40,963 INFO L225 Difference]: With dead ends: 1254 [2024-11-10 05:09:40,963 INFO L226 Difference]: Without dead ends: 678 [2024-11-10 05:09:40,965 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 05:09:40,966 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 225 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:40,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 346 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 05:09:40,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2024-11-10 05:09:41,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 668. [2024-11-10 05:09:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 454 states have (on average 1.3700440528634361) internal successors, (622), 459 states have internal predecessors, (622), 200 states have call successors, (200), 13 states have call predecessors, (200), 13 states have return successors, (200), 195 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-10 05:09:41,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 1022 transitions. [2024-11-10 05:09:41,036 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 1022 transitions. Word has length 272 [2024-11-10 05:09:41,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:41,036 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 1022 transitions. [2024-11-10 05:09:41,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-10 05:09:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1022 transitions. [2024-11-10 05:09:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 05:09:41,038 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:41,039 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:41,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 05:09:41,039 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:41,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:41,040 INFO L85 PathProgramCache]: Analyzing trace with hash -602058940, now seen corresponding path program 1 times [2024-11-10 05:09:41,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:41,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811478664] [2024-11-10 05:09:41,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:44,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:44,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811478664] [2024-11-10 05:09:44,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811478664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:44,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:44,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-10 05:09:44,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298184563] [2024-11-10 05:09:44,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:44,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 05:09:44,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:44,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 05:09:44,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-10 05:09:44,478 INFO L87 Difference]: Start difference. First operand 668 states and 1022 transitions. Second operand has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:45,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 05:09:45,803 INFO L93 Difference]: Finished difference Result 1044 states and 1572 transitions. [2024-11-10 05:09:45,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-10 05:09:45,804 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 273 [2024-11-10 05:09:45,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 05:09:45,810 INFO L225 Difference]: With dead ends: 1044 [2024-11-10 05:09:45,810 INFO L226 Difference]: Without dead ends: 1041 [2024-11-10 05:09:45,811 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-10 05:09:45,811 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 580 mSDsluCounter, 1597 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1811 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-10 05:09:45,811 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1811 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 588 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-10 05:09:45,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2024-11-10 05:09:45,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 680. [2024-11-10 05:09:45,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 468 states have (on average 1.376068376068376) internal successors, (644), 472 states have internal predecessors, (644), 196 states have call successors, (196), 15 states have call predecessors, (196), 15 states have return successors, (196), 192 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-10 05:09:45,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1036 transitions. [2024-11-10 05:09:45,915 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1036 transitions. Word has length 273 [2024-11-10 05:09:45,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 05:09:45,915 INFO L471 AbstractCegarLoop]: Abstraction has 680 states and 1036 transitions. [2024-11-10 05:09:45,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 16 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-10 05:09:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1036 transitions. [2024-11-10 05:09:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-10 05:09:45,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 05:09:45,917 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 05:09:45,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 05:09:45,918 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 05:09:45,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 05:09:45,918 INFO L85 PathProgramCache]: Analyzing trace with hash -895461947, now seen corresponding path program 1 times [2024-11-10 05:09:45,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 05:09:45,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130529620] [2024-11-10 05:09:45,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 05:09:45,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 05:09:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 05:09:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 05:09:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 05:09:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 05:09:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 05:09:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 05:09:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 05:09:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 05:09:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 05:09:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 05:09:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 05:09:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 05:09:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 05:09:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 05:09:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 05:09:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 05:09:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 05:09:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 05:09:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 05:09:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 05:09:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 05:09:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 05:09:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 05:09:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 05:09:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 05:09:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 05:09:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 05:09:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 05:09:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 05:09:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 05:09:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 05:09:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 05:09:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 05:09:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 05:09:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 05:09:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 05:09:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 05:09:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 05:09:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 05:09:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-10 05:09:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-10 05:09:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-10 05:09:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-10 05:09:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 05:09:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 05:09:50,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-10 05:09:50,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 05:09:50,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130529620] [2024-11-10 05:09:50,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130529620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 05:09:50,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 05:09:50,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-10 05:09:50,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600069836] [2024-11-10 05:09:50,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 05:09:50,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-10 05:09:50,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 05:09:50,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-10 05:09:50,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-11-10 05:09:50,136 INFO L87 Difference]: Start difference. First operand 680 states and 1036 transitions. Second operand has 17 states, 17 states have (on average 3.2941176470588234) internal successors, (56), 17 states have internal predecessors, (56), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44)