./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-56.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-56.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 0099f1ae0b0455065bfe0355de19f44eec2ea7eff30cffa8e7ce9d1f799b3467 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:11:38,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:11:38,363 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:11:38,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:11:38,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:11:38,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:11:38,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:11:38,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:11:38,392 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:11:38,395 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:11:38,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:11:38,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:11:38,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:11:38,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:11:38,397 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:11:38,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:11:38,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:11:38,398 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:11:38,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:11:38,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:11:38,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:11:38,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:11:38,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:11:38,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:11:38,404 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:11:38,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:11:38,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:11:38,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:11:38,405 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:11:38,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:11:38,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:11:38,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:11:38,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:11:38,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:11:38,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:11:38,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:11:38,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:11:38,408 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0099f1ae0b0455065bfe0355de19f44eec2ea7eff30cffa8e7ce9d1f799b3467 [2024-11-16 13:11:38,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:11:38,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:11:38,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:11:38,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:11:38,626 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:11:38,627 INFO L431 ainManager$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-56.i [2024-11-16 13:11:39,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:11:40,026 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:11:40,026 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-56.i [2024-11-16 13:11:40,041 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a51a7488a/e507071f232b4dfd990a90432402a7a4/FLAG3f54b150a [2024-11-16 13:11:40,066 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a51a7488a/e507071f232b4dfd990a90432402a7a4 [2024-11-16 13:11:40,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:11:40,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:11:40,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:11:40,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:11:40,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:11:40,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a84dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40, skipping insertion in model container [2024-11-16 13:11:40,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,117 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:11:40,254 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-56.i[916,929] [2024-11-16 13:11:40,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:11:40,381 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:11:40,393 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-56.i[916,929] [2024-11-16 13:11:40,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:11:40,468 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:11:40,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40 WrapperNode [2024-11-16 13:11:40,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:11:40,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:11:40,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:11:40,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:11:40,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,549 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 523 [2024-11-16 13:11:40,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:11:40,550 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:11:40,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:11:40,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:11:40,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,592 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,632 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 13:11:40,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,649 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:11:40,671 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:11:40,671 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:11:40,671 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:11:40,672 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (1/1) ... [2024-11-16 13:11:40,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:11:40,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:11:40,700 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 13:11:40,703 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 13:11:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:11:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:11:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:11:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:11:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:11:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:11:40,842 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:11:40,844 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:11:41,434 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-16 13:11:41,434 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:11:41,458 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:11:41,459 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:11:41,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:11:41 BoogieIcfgContainer [2024-11-16 13:11:41,459 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:11:41,461 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:11:41,461 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:11:41,463 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:11:41,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:11:40" (1/3) ... [2024-11-16 13:11:41,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0e690c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:11:41, skipping insertion in model container [2024-11-16 13:11:41,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:11:40" (2/3) ... [2024-11-16 13:11:41,465 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0e690c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:11:41, skipping insertion in model container [2024-11-16 13:11:41,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:11:41" (3/3) ... [2024-11-16 13:11:41,466 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-56.i [2024-11-16 13:11:41,478 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:11:41,479 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:11:41,534 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:11:41,539 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;@6977a88d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:11:41,539 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:11:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 141 states have (on average 1.4822695035460993) internal successors, (209), 142 states have internal predecessors, (209), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-16 13:11:41,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-16 13:11:41,564 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:41,565 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:41,566 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:41,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:41,570 INFO L85 PathProgramCache]: Analyzing trace with hash -249660663, now seen corresponding path program 1 times [2024-11-16 13:11:41,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:41,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301722188] [2024-11-16 13:11:41,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:41,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:11:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:11:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:11:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:11:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:11:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:11:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:11:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:11:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:11:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:11:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:11:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:11:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:11:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:11:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:11:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:11:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:11:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:11:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:11:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:11:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:11:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:11:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:11:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:11:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:11:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:11:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:11:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:11:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:11:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:11:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:11:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:11:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:11:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:11:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:11:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 13:11:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 13:11:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:11:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:11:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:11:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:11:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:11:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:11:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:11:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:11:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 13:11:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:11:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:11:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:11:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:11:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:11:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-16 13:11:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-16 13:11:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-16 13:11:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-16 13:11:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-16 13:11:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-16 13:11:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-16 13:11:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-16 13:11:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-16 13:11:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-16 13:11:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:11:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:11:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-16 13:11:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-16 13:11:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-16 13:11:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-16 13:11:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-16 13:11:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:11:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:11:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-16 13:11:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:11:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:11:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:11:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-16 13:11:42,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:42,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301722188] [2024-11-16 13:11:42,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301722188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:42,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:42,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:11:42,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945911019] [2024-11-16 13:11:42,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:42,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:11:42,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:42,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:11:42,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:11:42,384 INFO L87 Difference]: Start difference. First operand has 224 states, 141 states have (on average 1.4822695035460993) internal successors, (209), 142 states have internal predecessors, (209), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) Second operand has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-16 13:11:42,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:42,439 INFO L93 Difference]: Finished difference Result 440 states and 811 transitions. [2024-11-16 13:11:42,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:11:42,443 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) Word has length 500 [2024-11-16 13:11:42,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:42,452 INFO L225 Difference]: With dead ends: 440 [2024-11-16 13:11:42,452 INFO L226 Difference]: Without dead ends: 219 [2024-11-16 13:11:42,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:11:42,461 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:42,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 355 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 13:11:42,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-16 13:11:42,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2024-11-16 13:11:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 137 states have (on average 1.467153284671533) internal successors, (201), 137 states have internal predecessors, (201), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-16 13:11:42,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 361 transitions. [2024-11-16 13:11:42,519 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 361 transitions. Word has length 500 [2024-11-16 13:11:42,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:11:42,520 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 361 transitions. [2024-11-16 13:11:42,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-16 13:11:42,521 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 361 transitions. [2024-11-16 13:11:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-16 13:11:42,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:42,531 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:42,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:11:42,532 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:42,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:42,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1845815299, now seen corresponding path program 1 times [2024-11-16 13:11:42,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:42,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003391879] [2024-11-16 13:11:42,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:42,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:11:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:11:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:11:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:42,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:11:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:11:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:11:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:11:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:11:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:11:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:11:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:11:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:11:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:11:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:11:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:11:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:11:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:11:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:11:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:11:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:11:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:11:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:11:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:11:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:11:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:11:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:11:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:11:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:11:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:11:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:11:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:11:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:11:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:11:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:11:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:11:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 13:11:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 13:11:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:11:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:11:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:11:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:11:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:11:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:11:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:11:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:11:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 13:11:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:11:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:11:42,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:11:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:11:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:11:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-16 13:11:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-16 13:11:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-16 13:11:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-16 13:11:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-16 13:11:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-16 13:11:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-16 13:11:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-16 13:11:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:42,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-16 13:11:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-16 13:11:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:11:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:11:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-16 13:11:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-16 13:11:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-16 13:11:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-16 13:11:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-16 13:11:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:11:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:11:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-16 13:11:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:11:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:11:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:11:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-16 13:11:43,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:43,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003391879] [2024-11-16 13:11:43,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003391879] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:43,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:43,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 13:11:43,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814245628] [2024-11-16 13:11:43,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:43,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 13:11:43,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:43,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 13:11:43,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 13:11:43,048 INFO L87 Difference]: Start difference. First operand 219 states and 361 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-16 13:11:43,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:43,155 INFO L93 Difference]: Finished difference Result 562 states and 929 transitions. [2024-11-16 13:11:43,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 13:11:43,155 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 500 [2024-11-16 13:11:43,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:43,162 INFO L225 Difference]: With dead ends: 562 [2024-11-16 13:11:43,162 INFO L226 Difference]: Without dead ends: 346 [2024-11-16 13:11:43,164 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 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 13:11:43,166 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 201 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:43,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 775 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:11:43,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2024-11-16 13:11:43,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 342. [2024-11-16 13:11:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 221 states have (on average 1.4705882352941178) internal successors, (325), 222 states have internal predecessors, (325), 118 states have call successors, (118), 2 states have call predecessors, (118), 2 states have return successors, (118), 117 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-16 13:11:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 561 transitions. [2024-11-16 13:11:43,213 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 561 transitions. Word has length 500 [2024-11-16 13:11:43,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:11:43,216 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 561 transitions. [2024-11-16 13:11:43,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-16 13:11:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 561 transitions. [2024-11-16 13:11:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-11-16 13:11:43,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:43,221 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:43,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:11:43,221 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:43,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:43,222 INFO L85 PathProgramCache]: Analyzing trace with hash -552167928, now seen corresponding path program 1 times [2024-11-16 13:11:43,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:43,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217490107] [2024-11-16 13:11:43,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:43,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:11:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:11:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:11:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:11:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:11:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:11:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:11:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:11:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:11:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:11:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:11:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:11:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:11:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:11:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:11:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:11:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:11:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:11:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:11:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:11:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:11:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:11:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:11:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:11:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:11:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:11:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:11:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:11:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:11:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:11:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:11:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:11:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:11:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:11:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:11:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 13:11:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 13:11:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:11:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:11:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:11:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:11:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:11:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:43,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:11:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:11:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:11:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 13:11:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:11:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:11:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:11:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:11:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:11:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-16 13:11:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-16 13:11:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-16 13:11:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-16 13:11:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-16 13:11:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-16 13:11:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-16 13:11:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-16 13:11:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-16 13:11:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-16 13:11:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:11:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:11:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-16 13:11:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-16 13:11:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-16 13:11:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-16 13:11:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-16 13:11:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:11:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:11:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-16 13:11:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:11:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:11:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:11:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-16 13:11:44,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:44,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217490107] [2024-11-16 13:11:44,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217490107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:44,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:44,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:11:44,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831110810] [2024-11-16 13:11:44,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:44,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:11:44,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:44,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:11:44,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:11:44,158 INFO L87 Difference]: Start difference. First operand 342 states and 561 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-16 13:11:44,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:44,560 INFO L93 Difference]: Finished difference Result 907 states and 1490 transitions. [2024-11-16 13:11:44,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:11:44,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 501 [2024-11-16 13:11:44,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:44,565 INFO L225 Difference]: With dead ends: 907 [2024-11-16 13:11:44,566 INFO L226 Difference]: Without dead ends: 568 [2024-11-16 13:11:44,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 163 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 13:11:44,568 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 593 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 593 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:44,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [593 Valid, 508 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 13:11:44,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2024-11-16 13:11:44,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 563. [2024-11-16 13:11:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 388 states have (on average 1.5103092783505154) internal successors, (586), 391 states have internal predecessors, (586), 170 states have call successors, (170), 4 states have call predecessors, (170), 4 states have return successors, (170), 167 states have call predecessors, (170), 170 states have call successors, (170) [2024-11-16 13:11:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 926 transitions. [2024-11-16 13:11:44,605 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 926 transitions. Word has length 501 [2024-11-16 13:11:44,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:11:44,606 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 926 transitions. [2024-11-16 13:11:44,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-16 13:11:44,606 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 926 transitions. [2024-11-16 13:11:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2024-11-16 13:11:44,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:44,609 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:44,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 13:11:44,609 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:44,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:44,609 INFO L85 PathProgramCache]: Analyzing trace with hash -630743509, now seen corresponding path program 1 times [2024-11-16 13:11:44,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:44,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266780404] [2024-11-16 13:11:44,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:44,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:11:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 13:11:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 13:11:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 13:11:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 13:11:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 13:11:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-16 13:11:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-16 13:11:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-16 13:11:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-16 13:11:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 13:11:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-16 13:11:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-16 13:11:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-16 13:11:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-16 13:11:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-16 13:11:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-16 13:11:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-16 13:11:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-16 13:11:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 13:11:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 13:11:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-16 13:11:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-16 13:11:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-16 13:11:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-16 13:11:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-16 13:11:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-16 13:11:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 13:11:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 13:11:45,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 13:11:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-16 13:11:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 13:11:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 13:11:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 13:11:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-16 13:11:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 13:11:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 13:11:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 13:11:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-16 13:11:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-16 13:11:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-16 13:11:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-16 13:11:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 13:11:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-16 13:11:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 13:11:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-16 13:11:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 13:11:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-16 13:11:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 13:11:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 13:11:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 13:11:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 13:11:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 13:11:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 13:11:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 13:11:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-16 13:11:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-16 13:11:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-16 13:11:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-16 13:11:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-16 13:11:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-16 13:11:45,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-16 13:11:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-16 13:11:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-11-16 13:11:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-16 13:11:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-16 13:11:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-16 13:11:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-11-16 13:11:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-16 13:11:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-11-16 13:11:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-11-16 13:11:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2024-11-16 13:11:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-16 13:11:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-11-16 13:11:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-16 13:11:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2024-11-16 13:11:45,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2024-11-16 13:11:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 13:11:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 13:11:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-16 13:11:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:11:45,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12640 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2024-11-16 13:11:45,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:11:45,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266780404] [2024-11-16 13:11:45,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266780404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:11:45,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:11:45,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 13:11:45,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68864325] [2024-11-16 13:11:45,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:11:45,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 13:11:45,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:11:45,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 13:11:45,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:11:45,568 INFO L87 Difference]: Start difference. First operand 563 states and 926 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-16 13:11:45,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:11:45,672 INFO L93 Difference]: Finished difference Result 1289 states and 2077 transitions. [2024-11-16 13:11:45,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:11:45,673 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 502 [2024-11-16 13:11:45,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:11:45,677 INFO L225 Difference]: With dead ends: 1289 [2024-11-16 13:11:45,677 INFO L226 Difference]: Without dead ends: 729 [2024-11-16 13:11:45,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 13:11:45,679 INFO L432 NwaCegarLoop]: 364 mSDtfsCounter, 76 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:11:45,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 1078 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:11:45,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2024-11-16 13:11:45,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 675. [2024-11-16 13:11:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 480 states have (on average 1.4791666666666667) internal successors, (710), 487 states have internal predecessors, (710), 186 states have call successors, (186), 8 states have call predecessors, (186), 8 states have return successors, (186), 179 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-16 13:11:45,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 1082 transitions. [2024-11-16 13:11:45,754 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 1082 transitions. Word has length 502 [2024-11-16 13:11:45,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:11:45,755 INFO L471 AbstractCegarLoop]: Abstraction has 675 states and 1082 transitions. [2024-11-16 13:11:45,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 1 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2024-11-16 13:11:45,755 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1082 transitions. [2024-11-16 13:11:45,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2024-11-16 13:11:45,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:11:45,763 INFO L215 NwaCegarLoop]: trace histogram [80, 80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:45,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 13:11:45,763 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:11:45,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:11:45,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1856769324, now seen corresponding path program 1 times [2024-11-16 13:11:45,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:11:45,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188752984] [2024-11-16 13:11:45,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:11:45,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:11:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat