./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_fillercodesize_ps-cn-250_file-73.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:13:24,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:13:24,318 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:13:24,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:13:24,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:13:24,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:13:24,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:13:24,360 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:13:24,360 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:13:24,362 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:13:24,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:13:24,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:13:24,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:13:24,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:13:24,366 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:13:24,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:13:24,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:13:24,367 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:13:24,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:13:24,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:13:24,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:13:24,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:13:24,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:13:24,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:13:24,384 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:13:24,384 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:13:24,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:13:24,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:13:24,385 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:13:24,385 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:13:24,385 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:13:24,385 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:13:24,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:13:24,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:13:24,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:13:24,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:13:24,389 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:13:24,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:13:24,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:13:24,389 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:13:24,390 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:13:24,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:13:24,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 076046e86d20a5ef1734fc8e29c600eeeaad5a6d7202972e85f4fad8625f4845 [2024-11-16 13:13:24,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:13:24,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:13:24,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:13:24,765 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:13:24,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:13:24,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-11-16 13:13:26,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:13:26,534 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:13:26,535 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-11-16 13:13:26,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc5278393/66d5ee973783482c932e28a15fed45aa/FLAG8ce06eaa1 [2024-11-16 13:13:26,868 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc5278393/66d5ee973783482c932e28a15fed45aa [2024-11-16 13:13:26,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:13:26,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:13:26,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:13:26,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:13:26,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:13:26,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:13:26" (1/1) ... [2024-11-16 13:13:26,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b574302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:26, skipping insertion in model container [2024-11-16 13:13:26,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:13:26" (1/1) ... [2024-11-16 13:13:26,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:13:27,120 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_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-11-16 13:13:27,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:13:27,308 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:13:27,321 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_fillercodesize_ps-cn-250_file-73.i[916,929] [2024-11-16 13:13:27,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:13:27,421 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:13:27,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27 WrapperNode [2024-11-16 13:13:27,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:13:27,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:13:27,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:13:27,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:13:27,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,513 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 544 [2024-11-16 13:13:27,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:13:27,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:13:27,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:13:27,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:13:27,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,531 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,568 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]. [2024-11-16 13:13:27,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,587 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:13:27,617 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:13:27,618 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:13:27,618 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:13:27,619 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (1/1) ... [2024-11-16 13:13:27,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:13:27,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:27,656 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) [2024-11-16 13:13:27,659 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 [2024-11-16 13:13:27,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:13:27,713 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:13:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:13:27,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:13:27,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:13:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:13:27,922 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:13:27,924 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:13:28,661 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L459: havoc property_#t~bitwise52#1;havoc property_#t~short53#1; [2024-11-16 13:13:28,772 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-16 13:13:28,772 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:13:28,819 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:13:28,819 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:13:28,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:13:28 BoogieIcfgContainer [2024-11-16 13:13:28,819 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:13:28,824 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:13:28,824 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:13:28,827 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:13:28,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:13:26" (1/3) ... [2024-11-16 13:13:28,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f3f4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:13:28, skipping insertion in model container [2024-11-16 13:13:28,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:13:27" (2/3) ... [2024-11-16 13:13:28,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f3f4b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:13:28, skipping insertion in model container [2024-11-16 13:13:28,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:13:28" (3/3) ... [2024-11-16 13:13:28,832 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-73.i [2024-11-16 13:13:28,852 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:13:28,853 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:13:28,945 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:13:28,954 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;@32ba23e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:13:28,954 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:13:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand has 229 states, 157 states have (on average 1.5222929936305734) internal successors, (239), 158 states have internal predecessors, (239), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-16 13:13:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-11-16 13:13:28,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:28,999 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:29,000 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:29,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:29,006 INFO L85 PathProgramCache]: Analyzing trace with hash -2034392832, now seen corresponding path program 1 times [2024-11-16 13:13:29,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:29,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298962081] [2024-11-16 13:13:29,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:29,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:29,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:30,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:30,290 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:30,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:30,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298962081] [2024-11-16 13:13:30,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298962081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:30,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:30,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:13:30,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577133437] [2024-11-16 13:13:30,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:30,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:13:30,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:30,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:13:30,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:30,342 INFO L87 Difference]: Start difference. First operand has 229 states, 157 states have (on average 1.5222929936305734) internal successors, (239), 158 states have internal predecessors, (239), 69 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:30,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:30,561 INFO L93 Difference]: Finished difference Result 593 states and 1093 transitions. [2024-11-16 13:13:30,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:13:30,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 448 [2024-11-16 13:13:30,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:30,585 INFO L225 Difference]: With dead ends: 593 [2024-11-16 13:13:30,586 INFO L226 Difference]: Without dead ends: 367 [2024-11-16 13:13:30,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:30,602 INFO L432 NwaCegarLoop]: 460 mSDtfsCounter, 244 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:30,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 778 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:13:30,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-11-16 13:13:30,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 363. [2024-11-16 13:13:30,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 251 states have (on average 1.4900398406374502) internal successors, (374), 252 states have internal predecessors, (374), 109 states have call successors, (109), 2 states have call predecessors, (109), 2 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-16 13:13:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 592 transitions. [2024-11-16 13:13:30,733 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 592 transitions. Word has length 448 [2024-11-16 13:13:30,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:30,738 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 592 transitions. [2024-11-16 13:13:30,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:30,738 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 592 transitions. [2024-11-16 13:13:30,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-11-16 13:13:30,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:30,755 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:30,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:13:30,756 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:30,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:30,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1181311106, now seen corresponding path program 1 times [2024-11-16 13:13:30,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:30,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556356837] [2024-11-16 13:13:30,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:30,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:32,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:32,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556356837] [2024-11-16 13:13:32,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556356837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:32,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:32,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 13:13:32,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306866572] [2024-11-16 13:13:32,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:32,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 13:13:32,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:32,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 13:13:32,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-16 13:13:32,294 INFO L87 Difference]: Start difference. First operand 363 states and 592 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:33,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:33,697 INFO L93 Difference]: Finished difference Result 1832 states and 2968 transitions. [2024-11-16 13:13:33,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 13:13:33,699 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 448 [2024-11-16 13:13:33,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:33,719 INFO L225 Difference]: With dead ends: 1832 [2024-11-16 13:13:33,719 INFO L226 Difference]: Without dead ends: 1472 [2024-11-16 13:13:33,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-16 13:13:33,726 INFO L432 NwaCegarLoop]: 395 mSDtfsCounter, 1198 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 1342 SdHoareTripleChecker+Invalid, 894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:33,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1198 Valid, 1342 Invalid, 894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 657 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:13:33,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2024-11-16 13:13:33,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1408. [2024-11-16 13:13:33,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1408 states, 1011 states have (on average 1.5044510385756678) internal successors, (1521), 1019 states have internal predecessors, (1521), 386 states have call successors, (386), 10 states have call predecessors, (386), 10 states have return successors, (386), 378 states have call predecessors, (386), 386 states have call successors, (386) [2024-11-16 13:13:33,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 2293 transitions. [2024-11-16 13:13:33,963 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 2293 transitions. Word has length 448 [2024-11-16 13:13:33,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:33,965 INFO L471 AbstractCegarLoop]: Abstraction has 1408 states and 2293 transitions. [2024-11-16 13:13:33,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:33,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2293 transitions. [2024-11-16 13:13:33,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-11-16 13:13:33,973 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:33,973 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:33,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:13:33,974 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:33,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:33,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1163355935, now seen corresponding path program 1 times [2024-11-16 13:13:33,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:33,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521460216] [2024-11-16 13:13:33,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:33,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:34,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:34,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:34,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521460216] [2024-11-16 13:13:34,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521460216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:34,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:34,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:13:34,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427730420] [2024-11-16 13:13:34,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:34,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:13:34,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:34,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:13:34,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:34,725 INFO L87 Difference]: Start difference. First operand 1408 states and 2293 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:34,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:34,971 INFO L93 Difference]: Finished difference Result 3861 states and 6286 transitions. [2024-11-16 13:13:34,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:13:34,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 448 [2024-11-16 13:13:34,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:34,998 INFO L225 Difference]: With dead ends: 3861 [2024-11-16 13:13:34,999 INFO L226 Difference]: Without dead ends: 2456 [2024-11-16 13:13:35,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:35,007 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 230 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:35,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 784 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:13:35,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2456 states. [2024-11-16 13:13:35,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2456 to 2453. [2024-11-16 13:13:35,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 1771 states have (on average 1.4985883681535856) internal successors, (2654), 1786 states have internal predecessors, (2654), 663 states have call successors, (663), 18 states have call predecessors, (663), 18 states have return successors, (663), 648 states have call predecessors, (663), 663 states have call successors, (663) [2024-11-16 13:13:35,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3980 transitions. [2024-11-16 13:13:35,267 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3980 transitions. Word has length 448 [2024-11-16 13:13:35,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:35,268 INFO L471 AbstractCegarLoop]: Abstraction has 2453 states and 3980 transitions. [2024-11-16 13:13:35,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3980 transitions. [2024-11-16 13:13:35,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-11-16 13:13:35,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:35,278 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:35,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:13:35,279 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:35,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:35,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1042921874, now seen corresponding path program 1 times [2024-11-16 13:13:35,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:35,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127549822] [2024-11-16 13:13:35,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:35,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:35,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:35,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127549822] [2024-11-16 13:13:35,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127549822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:35,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:35,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:13:35,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334148770] [2024-11-16 13:13:35,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:35,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:13:35,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:35,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:13:35,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:35,857 INFO L87 Difference]: Start difference. First operand 2453 states and 3980 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:36,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:36,026 INFO L93 Difference]: Finished difference Result 3855 states and 6250 transitions. [2024-11-16 13:13:36,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:13:36,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 449 [2024-11-16 13:13:36,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:36,038 INFO L225 Difference]: With dead ends: 3855 [2024-11-16 13:13:36,038 INFO L226 Difference]: Without dead ends: 1405 [2024-11-16 13:13:36,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:13:36,046 INFO L432 NwaCegarLoop]: 346 mSDtfsCounter, 242 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:36,046 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 346 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:13:36,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2024-11-16 13:13:36,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1405. [2024-11-16 13:13:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1405 states, 1008 states have (on average 1.4861111111111112) internal successors, (1498), 1016 states have internal predecessors, (1498), 386 states have call successors, (386), 10 states have call predecessors, (386), 10 states have return successors, (386), 378 states have call predecessors, (386), 386 states have call successors, (386) [2024-11-16 13:13:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1405 states and 2270 transitions. [2024-11-16 13:13:36,169 INFO L78 Accepts]: Start accepts. Automaton has 1405 states and 2270 transitions. Word has length 449 [2024-11-16 13:13:36,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:36,170 INFO L471 AbstractCegarLoop]: Abstraction has 1405 states and 2270 transitions. [2024-11-16 13:13:36,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:13:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2270 transitions. [2024-11-16 13:13:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-16 13:13:36,177 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:36,178 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:36,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:13:36,178 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:36,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:36,179 INFO L85 PathProgramCache]: Analyzing trace with hash 298113628, now seen corresponding path program 1 times [2024-11-16 13:13:36,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:36,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542686953] [2024-11-16 13:13:36,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:36,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:36,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:37,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:37,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542686953] [2024-11-16 13:13:37,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542686953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:37,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:37,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 13:13:37,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73563898] [2024-11-16 13:13:37,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:37,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 13:13:37,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:37,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 13:13:37,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-16 13:13:37,100 INFO L87 Difference]: Start difference. First operand 1405 states and 2270 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:38,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:38,557 INFO L93 Difference]: Finished difference Result 4021 states and 6438 transitions. [2024-11-16 13:13:38,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 13:13:38,558 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 450 [2024-11-16 13:13:38,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:38,577 INFO L225 Difference]: With dead ends: 4021 [2024-11-16 13:13:38,577 INFO L226 Difference]: Without dead ends: 2619 [2024-11-16 13:13:38,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-16 13:13:38,584 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 1092 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 402 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 1143 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 402 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:38,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 1143 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [402 Valid, 818 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:13:38,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2619 states. [2024-11-16 13:13:38,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2619 to 2248. [2024-11-16 13:13:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2248 states, 1655 states have (on average 1.4882175226586103) internal successors, (2463), 1669 states have internal predecessors, (2463), 566 states have call successors, (566), 26 states have call predecessors, (566), 26 states have return successors, (566), 552 states have call predecessors, (566), 566 states have call successors, (566) [2024-11-16 13:13:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 2248 states and 3595 transitions. [2024-11-16 13:13:38,806 INFO L78 Accepts]: Start accepts. Automaton has 2248 states and 3595 transitions. Word has length 450 [2024-11-16 13:13:38,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:38,808 INFO L471 AbstractCegarLoop]: Abstraction has 2248 states and 3595 transitions. [2024-11-16 13:13:38,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 3595 transitions. [2024-11-16 13:13:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-16 13:13:38,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:38,816 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:38,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 13:13:38,817 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:38,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:38,817 INFO L85 PathProgramCache]: Analyzing trace with hash 845833597, now seen corresponding path program 1 times [2024-11-16 13:13:38,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:38,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144654466] [2024-11-16 13:13:38,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:39,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:40,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:40,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144654466] [2024-11-16 13:13:40,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144654466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:40,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:40,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-16 13:13:40,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643730786] [2024-11-16 13:13:40,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:40,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 13:13:40,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:40,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 13:13:40,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-16 13:13:40,125 INFO L87 Difference]: Start difference. First operand 2248 states and 3595 transitions. Second operand has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:42,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:42,664 INFO L93 Difference]: Finished difference Result 5562 states and 8833 transitions. [2024-11-16 13:13:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 13:13:42,665 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 450 [2024-11-16 13:13:42,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:42,687 INFO L225 Difference]: With dead ends: 5562 [2024-11-16 13:13:42,688 INFO L226 Difference]: Without dead ends: 3317 [2024-11-16 13:13:42,695 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2024-11-16 13:13:42,696 INFO L432 NwaCegarLoop]: 490 mSDtfsCounter, 1279 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1339 mSolverCounterSat, 658 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 658 IncrementalHoareTripleChecker+Valid, 1339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:42,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1279 Valid, 1337 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [658 Valid, 1339 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-16 13:13:42,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3317 states. [2024-11-16 13:13:43,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3317 to 2620. [2024-11-16 13:13:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2620 states, 1900 states have (on average 1.4684210526315788) internal successors, (2790), 1917 states have internal predecessors, (2790), 685 states have call successors, (685), 34 states have call predecessors, (685), 34 states have return successors, (685), 668 states have call predecessors, (685), 685 states have call successors, (685) [2024-11-16 13:13:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2620 states and 4160 transitions. [2024-11-16 13:13:43,048 INFO L78 Accepts]: Start accepts. Automaton has 2620 states and 4160 transitions. Word has length 450 [2024-11-16 13:13:43,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:43,049 INFO L471 AbstractCegarLoop]: Abstraction has 2620 states and 4160 transitions. [2024-11-16 13:13:43,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 4160 transitions. [2024-11-16 13:13:43,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-16 13:13:43,056 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:43,057 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:43,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 13:13:43,057 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:43,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:43,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1553163297, now seen corresponding path program 1 times [2024-11-16 13:13:43,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:43,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824074094] [2024-11-16 13:13:43,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:43,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:43,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:43,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824074094] [2024-11-16 13:13:43,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824074094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:43,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:43,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 13:13:43,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983856281] [2024-11-16 13:13:43,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:43,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 13:13:43,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:43,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 13:13:43,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-16 13:13:43,908 INFO L87 Difference]: Start difference. First operand 2620 states and 4160 transitions. Second operand has 9 states, 9 states have (on average 12.0) internal successors, (108), 9 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:45,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:45,394 INFO L93 Difference]: Finished difference Result 5421 states and 8580 transitions. [2024-11-16 13:13:45,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 13:13:45,395 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 9 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 450 [2024-11-16 13:13:45,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:45,414 INFO L225 Difference]: With dead ends: 5421 [2024-11-16 13:13:45,414 INFO L226 Difference]: Without dead ends: 2939 [2024-11-16 13:13:45,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-11-16 13:13:45,425 INFO L432 NwaCegarLoop]: 406 mSDtfsCounter, 1539 mSDsluCounter, 1468 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 1874 SdHoareTripleChecker+Invalid, 1277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:45,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1539 Valid, 1874 Invalid, 1277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 13:13:45,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2939 states. [2024-11-16 13:13:45,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2939 to 2379. [2024-11-16 13:13:45,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2379 states, 1731 states have (on average 1.4742923165800115) internal successors, (2552), 1746 states have internal predecessors, (2552), 617 states have call successors, (617), 30 states have call predecessors, (617), 30 states have return successors, (617), 602 states have call predecessors, (617), 617 states have call successors, (617) [2024-11-16 13:13:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2379 states and 3786 transitions. [2024-11-16 13:13:45,738 INFO L78 Accepts]: Start accepts. Automaton has 2379 states and 3786 transitions. Word has length 450 [2024-11-16 13:13:45,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:45,738 INFO L471 AbstractCegarLoop]: Abstraction has 2379 states and 3786 transitions. [2024-11-16 13:13:45,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 9 states have internal predecessors, (108), 3 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2024-11-16 13:13:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 3786 transitions. [2024-11-16 13:13:45,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-16 13:13:45,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:45,746 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:45,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 13:13:45,746 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:45,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:45,746 INFO L85 PathProgramCache]: Analyzing trace with hash 397136958, now seen corresponding path program 1 times [2024-11-16 13:13:45,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:45,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595282404] [2024-11-16 13:13:45,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:45,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,678 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-11-16 13:13:46,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:46,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595282404] [2024-11-16 13:13:46,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595282404] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:13:46,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623756953] [2024-11-16 13:13:46,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:46,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:46,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:46,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:13:46,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 13:13:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:46,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 13:13:47,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:13:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4110 proven. 63 refuted. 0 times theorem prover too weak. 5211 trivial. 0 not checked. [2024-11-16 13:13:47,398 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:13:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 141 proven. 63 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-11-16 13:13:47,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623756953] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:13:47,825 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:13:47,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-11-16 13:13:47,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571921882] [2024-11-16 13:13:47,826 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:13:47,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-16 13:13:47,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:47,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-16 13:13:47,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-16 13:13:47,828 INFO L87 Difference]: Start difference. First operand 2379 states and 3786 transitions. Second operand has 10 states, 10 states have (on average 16.9) internal successors, (169), 10 states have internal predecessors, (169), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-11-16 13:13:48,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:48,773 INFO L93 Difference]: Finished difference Result 3865 states and 6113 transitions. [2024-11-16 13:13:48,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-16 13:13:48,775 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.9) internal successors, (169), 10 states have internal predecessors, (169), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) Word has length 450 [2024-11-16 13:13:48,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:48,790 INFO L225 Difference]: With dead ends: 3865 [2024-11-16 13:13:48,791 INFO L226 Difference]: Without dead ends: 1624 [2024-11-16 13:13:48,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1055 GetRequests, 1035 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2024-11-16 13:13:48,797 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 587 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 815 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:48,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [588 Valid, 815 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 13:13:48,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1624 states. [2024-11-16 13:13:49,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1624 to 1588. [2024-11-16 13:13:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1588 states, 1110 states have (on average 1.4252252252252253) internal successors, (1582), 1119 states have internal predecessors, (1582), 447 states have call successors, (447), 30 states have call predecessors, (447), 30 states have return successors, (447), 438 states have call predecessors, (447), 447 states have call successors, (447) [2024-11-16 13:13:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1588 states and 2476 transitions. [2024-11-16 13:13:49,036 INFO L78 Accepts]: Start accepts. Automaton has 1588 states and 2476 transitions. Word has length 450 [2024-11-16 13:13:49,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:49,037 INFO L471 AbstractCegarLoop]: Abstraction has 1588 states and 2476 transitions. [2024-11-16 13:13:49,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.9) internal successors, (169), 10 states have internal predecessors, (169), 3 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 3 states have call predecessors, (128), 3 states have call successors, (128) [2024-11-16 13:13:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2476 transitions. [2024-11-16 13:13:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-16 13:13:49,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:49,044 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:49,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 13:13:49,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:49,246 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:49,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:49,247 INFO L85 PathProgramCache]: Analyzing trace with hash -56313207, now seen corresponding path program 1 times [2024-11-16 13:13:49,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:49,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559815416] [2024-11-16 13:13:49,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:49,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:13:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:13:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:13:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:13:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:13:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:13:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:13:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:13:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:13:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:13:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:13:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:13:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:13:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:13:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:13:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:13:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:13:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:13:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:13:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:13:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:13:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:13:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:13:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:13:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:13:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:13:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:13:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:13:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:13:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:13:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:13:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:13:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:13:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:13:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:13:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:13:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:13:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:13:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:13:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:13:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:13:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:13:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:13:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:13:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:13:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:13:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:13:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:13:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:13:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:13:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:13:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:13:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:13:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:13:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:13:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:13:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:13:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:13:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:13:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:13:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:13:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:13:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:13:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:13:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:13:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:13:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:13:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:13:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:13:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:13:52,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:13:52,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559815416] [2024-11-16 13:13:52,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559815416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:13:52,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:13:52,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-16 13:13:52,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830215992] [2024-11-16 13:13:52,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:13:52,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-16 13:13:52,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:13:52,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-16 13:13:52,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2024-11-16 13:13:52,826 INFO L87 Difference]: Start difference. First operand 1588 states and 2476 transitions. Second operand has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:13:58,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:13:58,683 INFO L93 Difference]: Finished difference Result 5063 states and 7952 transitions. [2024-11-16 13:13:58,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-16 13:13:58,684 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 452 [2024-11-16 13:13:58,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:13:58,704 INFO L225 Difference]: With dead ends: 5063 [2024-11-16 13:13:58,704 INFO L226 Difference]: Without dead ends: 3621 [2024-11-16 13:13:58,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=283, Invalid=587, Unknown=0, NotChecked=0, Total=870 [2024-11-16 13:13:58,712 INFO L432 NwaCegarLoop]: 644 mSDtfsCounter, 4059 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2232 mSolverCounterSat, 1432 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4059 SdHoareTripleChecker+Valid, 2905 SdHoareTripleChecker+Invalid, 3664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1432 IncrementalHoareTripleChecker+Valid, 2232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-16 13:13:58,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4059 Valid, 2905 Invalid, 3664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1432 Valid, 2232 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-16 13:13:58,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3621 states. [2024-11-16 13:13:58,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3621 to 1453. [2024-11-16 13:13:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1453 states, 1023 states have (on average 1.4271749755620724) internal successors, (1460), 1030 states have internal predecessors, (1460), 397 states have call successors, (397), 32 states have call predecessors, (397), 32 states have return successors, (397), 390 states have call predecessors, (397), 397 states have call successors, (397) [2024-11-16 13:13:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 2254 transitions. [2024-11-16 13:13:58,986 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 2254 transitions. Word has length 452 [2024-11-16 13:13:58,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:13:58,987 INFO L471 AbstractCegarLoop]: Abstraction has 1453 states and 2254 transitions. [2024-11-16 13:13:58,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 14 states have internal predecessors, (110), 2 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2024-11-16 13:13:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2254 transitions. [2024-11-16 13:13:58,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-16 13:13:58,990 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:13:58,991 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:13:58,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 13:13:58,991 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:13:58,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:13:58,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1410772889, now seen corresponding path program 1 times [2024-11-16 13:13:58,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:13:58,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142192337] [2024-11-16 13:13:58,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:58,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:13:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-16 13:13:59,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1771711245] [2024-11-16 13:13:59,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:13:59,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:13:59,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:13:59,302 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:13:59,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 13:13:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:13:59,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-16 13:13:59,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:14:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 4778 proven. 210 refuted. 0 times theorem prover too weak. 4396 trivial. 0 not checked. [2024-11-16 13:14:00,748 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:14:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 192 proven. 213 refuted. 0 times theorem prover too weak. 8979 trivial. 0 not checked. [2024-11-16 13:14:02,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:02,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142192337] [2024-11-16 13:14:02,308 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-16 13:14:02,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771711245] [2024-11-16 13:14:02,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771711245] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:14:02,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 13:14:02,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2024-11-16 13:14:02,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467717616] [2024-11-16 13:14:02,308 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 13:14:02,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-16 13:14:02,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:02,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-16 13:14:02,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2024-11-16 13:14:02,311 INFO L87 Difference]: Start difference. First operand 1453 states and 2254 transitions. Second operand has 21 states, 20 states have (on average 8.7) internal successors, (174), 19 states have internal predecessors, (174), 5 states have call successors, (138), 4 states have call predecessors, (138), 7 states have return successors, (138), 5 states have call predecessors, (138), 5 states have call successors, (138) [2024-11-16 13:14:07,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:07,690 INFO L93 Difference]: Finished difference Result 7698 states and 12004 transitions. [2024-11-16 13:14:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-11-16 13:14:07,691 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 8.7) internal successors, (174), 19 states have internal predecessors, (174), 5 states have call successors, (138), 4 states have call predecessors, (138), 7 states have return successors, (138), 5 states have call predecessors, (138), 5 states have call successors, (138) Word has length 452 [2024-11-16 13:14:07,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:07,723 INFO L225 Difference]: With dead ends: 7698 [2024-11-16 13:14:07,723 INFO L226 Difference]: Without dead ends: 6391 [2024-11-16 13:14:07,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 959 GetRequests, 892 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1453 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1317, Invalid=3239, Unknown=0, NotChecked=0, Total=4556 [2024-11-16 13:14:07,730 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 5130 mSDsluCounter, 3408 mSDsCounter, 0 mSdLazyCounter, 4017 mSolverCounterSat, 1108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5260 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 5125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1108 IncrementalHoareTripleChecker+Valid, 4017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:07,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5260 Valid, 3702 Invalid, 5125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1108 Valid, 4017 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-11-16 13:14:07,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6391 states. [2024-11-16 13:14:08,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6391 to 1965. [2024-11-16 13:14:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1965 states, 1464 states have (on average 1.476775956284153) internal successors, (2162), 1473 states have internal predecessors, (2162), 461 states have call successors, (461), 39 states have call predecessors, (461), 39 states have return successors, (461), 452 states have call predecessors, (461), 461 states have call successors, (461) [2024-11-16 13:14:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 3084 transitions. [2024-11-16 13:14:08,148 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 3084 transitions. Word has length 452 [2024-11-16 13:14:08,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:08,149 INFO L471 AbstractCegarLoop]: Abstraction has 1965 states and 3084 transitions. [2024-11-16 13:14:08,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 8.7) internal successors, (174), 19 states have internal predecessors, (174), 5 states have call successors, (138), 4 states have call predecessors, (138), 7 states have return successors, (138), 5 states have call predecessors, (138), 5 states have call successors, (138) [2024-11-16 13:14:08,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3084 transitions. [2024-11-16 13:14:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-16 13:14:08,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:08,154 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:08,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 13:14:08,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-16 13:14:08,355 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:08,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:08,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1081007128, now seen corresponding path program 1 times [2024-11-16 13:14:08,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:08,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724405172] [2024-11-16 13:14:08,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:08,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:14:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:14:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:14:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:14:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:14:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:14:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:14:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:14:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:14:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:14:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:14:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:14:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:14:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:14:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:14:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:14:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:14:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:14:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:14:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:14:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:14:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:14:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:14:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:14:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:14:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:14:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:14:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:14:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:14:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:14:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:14:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:14:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:14:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:14:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:14:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:14:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:14:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:14:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:14:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:14:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:14:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:14:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:14:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:14:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:14:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:14:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:14:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:14:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:14:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:14:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:14:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:14:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:14:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:14:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:14:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:14:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:14:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:14:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:14:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:14:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:14:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:14:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:14:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:14:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:14:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:14:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:14:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:14:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 96 proven. 108 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2024-11-16 13:14:10,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:10,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724405172] [2024-11-16 13:14:10,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724405172] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:14:10,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879814705] [2024-11-16 13:14:10,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:10,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:14:10,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:14:10,778 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:14:10,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 13:14:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:11,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 13:14:11,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:14:13,016 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 5086 proven. 312 refuted. 0 times theorem prover too weak. 3986 trivial. 0 not checked. [2024-11-16 13:14:13,016 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:14:16,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [879814705] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:14:16,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 13:14:16,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19] total 32 [2024-11-16 13:14:16,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303885924] [2024-11-16 13:14:16,324 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 13:14:16,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-16 13:14:16,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:16,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-16 13:14:16,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=1350, Unknown=0, NotChecked=0, Total=1560 [2024-11-16 13:14:16,327 INFO L87 Difference]: Start difference. First operand 1965 states and 3084 transitions. Second operand has 32 states, 31 states have (on average 6.129032258064516) internal successors, (190), 31 states have internal predecessors, (190), 9 states have call successors, (138), 6 states have call predecessors, (138), 9 states have return successors, (138), 8 states have call predecessors, (138), 9 states have call successors, (138) [2024-11-16 13:14:28,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:28,568 INFO L93 Difference]: Finished difference Result 8059 states and 12524 transitions. [2024-11-16 13:14:28,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-11-16 13:14:28,569 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 6.129032258064516) internal successors, (190), 31 states have internal predecessors, (190), 9 states have call successors, (138), 6 states have call predecessors, (138), 9 states have return successors, (138), 8 states have call predecessors, (138), 9 states have call successors, (138) Word has length 452 [2024-11-16 13:14:28,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:28,625 INFO L225 Difference]: With dead ends: 8059 [2024-11-16 13:14:28,626 INFO L226 Difference]: Without dead ends: 6244 [2024-11-16 13:14:28,639 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 980 GetRequests, 846 SyntacticMatches, 1 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6122 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=3392, Invalid=14698, Unknown=0, NotChecked=0, Total=18090 [2024-11-16 13:14:28,640 INFO L432 NwaCegarLoop]: 576 mSDtfsCounter, 3756 mSDsluCounter, 10197 mSDsCounter, 0 mSdLazyCounter, 11312 mSolverCounterSat, 1306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3952 SdHoareTripleChecker+Valid, 10773 SdHoareTripleChecker+Invalid, 12618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1306 IncrementalHoareTripleChecker+Valid, 11312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:28,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3952 Valid, 10773 Invalid, 12618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1306 Valid, 11312 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2024-11-16 13:14:28,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6244 states. [2024-11-16 13:14:29,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6244 to 3631. [2024-11-16 13:14:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3631 states, 2735 states have (on average 1.463254113345521) internal successors, (4002), 2751 states have internal predecessors, (4002), 821 states have call successors, (821), 74 states have call predecessors, (821), 74 states have return successors, (821), 805 states have call predecessors, (821), 821 states have call successors, (821) [2024-11-16 13:14:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3631 states and 5644 transitions. [2024-11-16 13:14:29,309 INFO L78 Accepts]: Start accepts. Automaton has 3631 states and 5644 transitions. Word has length 452 [2024-11-16 13:14:29,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:29,310 INFO L471 AbstractCegarLoop]: Abstraction has 3631 states and 5644 transitions. [2024-11-16 13:14:29,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 6.129032258064516) internal successors, (190), 31 states have internal predecessors, (190), 9 states have call successors, (138), 6 states have call predecessors, (138), 9 states have return successors, (138), 8 states have call predecessors, (138), 9 states have call successors, (138) [2024-11-16 13:14:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 5644 transitions. [2024-11-16 13:14:29,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-16 13:14:29,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:29,316 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:29,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 13:14:29,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:14:29,517 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:29,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:29,521 INFO L85 PathProgramCache]: Analyzing trace with hash 381696296, now seen corresponding path program 1 times [2024-11-16 13:14:29,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:29,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764455087] [2024-11-16 13:14:29,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:29,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:14:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:14:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:14:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:14:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:14:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:14:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:14:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:14:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:14:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:14:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:14:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:14:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:14:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:14:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:14:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:14:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:14:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:14:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:14:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:14:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:14:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:14:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:14:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:14:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:14:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:14:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:14:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:14:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:14:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:14:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:14:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:14:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:14:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:14:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:14:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:14:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:14:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:14:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:14:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:14:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:14:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:14:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:14:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:14:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:14:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:14:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:14:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:14:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:14:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:14:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:14:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:14:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:14:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:14:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:14:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:14:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:14:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:14:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:14:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:14:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:14:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:14:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:14:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:29,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:14:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:30,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:14:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:30,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:14:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:30,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:14:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:30,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:14:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:30,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:30,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764455087] [2024-11-16 13:14:30,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764455087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:30,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:30,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:14:30,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98995586] [2024-11-16 13:14:30,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:30,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:14:30,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:30,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:14:30,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:14:30,025 INFO L87 Difference]: Start difference. First operand 3631 states and 5644 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:30,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:30,782 INFO L93 Difference]: Finished difference Result 8355 states and 13012 transitions. [2024-11-16 13:14:30,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:30,783 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 452 [2024-11-16 13:14:30,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:30,805 INFO L225 Difference]: With dead ends: 8355 [2024-11-16 13:14:30,806 INFO L226 Difference]: Without dead ends: 4878 [2024-11-16 13:14:30,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:14:30,819 INFO L432 NwaCegarLoop]: 479 mSDtfsCounter, 476 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 476 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:30,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [476 Valid, 826 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:14:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2024-11-16 13:14:31,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 4875. [2024-11-16 13:14:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4875 states, 3651 states have (on average 1.4598740071213365) internal successors, (5330), 3672 states have internal predecessors, (5330), 1121 states have call successors, (1121), 102 states have call predecessors, (1121), 102 states have return successors, (1121), 1100 states have call predecessors, (1121), 1121 states have call successors, (1121) [2024-11-16 13:14:31,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4875 states and 7572 transitions. [2024-11-16 13:14:31,744 INFO L78 Accepts]: Start accepts. Automaton has 4875 states and 7572 transitions. Word has length 452 [2024-11-16 13:14:31,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:14:31,745 INFO L471 AbstractCegarLoop]: Abstraction has 4875 states and 7572 transitions. [2024-11-16 13:14:31,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 4875 states and 7572 transitions. [2024-11-16 13:14:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-16 13:14:31,751 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:14:31,752 INFO L215 NwaCegarLoop]: trace histogram [69, 69, 69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:14:31,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 13:14:31,752 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:14:31,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:14:31,752 INFO L85 PathProgramCache]: Analyzing trace with hash 612437101, now seen corresponding path program 1 times [2024-11-16 13:14:31,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:14:31,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548707458] [2024-11-16 13:14:31,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:14:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:14:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:14:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:14:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:14:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 13:14:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:14:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 13:14:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:14:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 13:14:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:14:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:14:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:14:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:14:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:14:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:14:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:14:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:14:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:14:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:14:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:14:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:14:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:14:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 13:14:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 13:14:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 13:14:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-16 13:14:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 13:14:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-16 13:14:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 13:14:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 13:14:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-16 13:14:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-16 13:14:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 13:14:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-16 13:14:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 13:14:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 13:14:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-16 13:14:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 13:14:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-16 13:14:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-16 13:14:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-16 13:14:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-16 13:14:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-16 13:14:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-16 13:14:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-16 13:14:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-16 13:14:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-16 13:14:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-16 13:14:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-16 13:14:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-16 13:14:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-16 13:14:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-16 13:14:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 13:14:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 13:14:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 13:14:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-16 13:14:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 13:14:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2024-11-16 13:14:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 13:14:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-16 13:14:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 13:14:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-16 13:14:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 13:14:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-16 13:14:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-16 13:14:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-16 13:14:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 13:14:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 13:14:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 13:14:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 13:14:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:14:32,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9384 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2024-11-16 13:14:32,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:14:32,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548707458] [2024-11-16 13:14:32,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548707458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:14:32,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:14:32,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:14:32,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314358501] [2024-11-16 13:14:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:14:32,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:14:32,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:14:32,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:14:32,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:32,464 INFO L87 Difference]: Start difference. First operand 4875 states and 7572 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) [2024-11-16 13:14:33,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:14:33,609 INFO L93 Difference]: Finished difference Result 11887 states and 18616 transitions. [2024-11-16 13:14:33,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:14:33,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 1 states have call successors, (69), 1 states have call predecessors, (69), 1 states have return successors, (69), 1 states have call predecessors, (69), 1 states have call successors, (69) Word has length 452 [2024-11-16 13:14:33,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:14:33,637 INFO L225 Difference]: With dead ends: 11887 [2024-11-16 13:14:33,637 INFO L226 Difference]: Without dead ends: 7166 [2024-11-16 13:14:33,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:14:33,651 INFO L432 NwaCegarLoop]: 499 mSDtfsCounter, 217 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:14:33,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 816 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:14:33,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7166 states.