./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.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 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:04:30,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:04:30,429 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:04:30,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:04:30,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:04:30,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:04:30,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:04:30,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:04:30,463 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:04:30,466 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:04:30,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:04:30,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:04:30,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:04:30,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:04:30,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:04:30,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:04:30,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:04:30,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:04:30,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:04:30,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:04:30,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:04:30,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:04:30,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:04:30,471 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:04:30,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:04:30,476 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18819524c4696c98829402bf6bc4e99abd24bef1d74fc8ec0e3ebc5e4b11aa39 [2024-10-14 08:04:30,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:04:30,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:04:30,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:04:30,729 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:04:30,730 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:04:30,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-14 08:04:32,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:04:32,616 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:04:32,617 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-14 08:04:32,626 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55141c4da/6720c29581c24eda8c2ba77748185b95/FLAGd213b5bca [2024-10-14 08:04:32,638 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55141c4da/6720c29581c24eda8c2ba77748185b95 [2024-10-14 08:04:32,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:04:32,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:04:32,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:04:32,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:04:32,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:04:32,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:32,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652a1f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32, skipping insertion in model container [2024-10-14 08:04:32,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:32,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:04:32,834 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i[916,929] [2024-10-14 08:04:32,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:04:32,913 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:04:32,924 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-52.i[916,929] [2024-10-14 08:04:32,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:04:32,978 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:04:32,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32 WrapperNode [2024-10-14 08:04:32,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:04:32,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:04:32,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:04:32,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:04:32,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,089 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 314 [2024-10-14 08:04:33,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:04:33,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:04:33,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:04:33,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:04:33,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,117 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,134 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 08:04:33,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:04:33,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:04:33,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:04:33,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:04:33,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (1/1) ... [2024-10-14 08:04:33,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:04:33,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:04:33,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:04:33,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:04:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:04:33,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:04:33,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:04:33,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:04:33,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:04:33,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:04:33,359 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:04:33,361 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:04:33,778 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-14 08:04:33,778 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:04:33,860 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:04:33,860 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:04:33,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:04:33 BoogieIcfgContainer [2024-10-14 08:04:33,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:04:33,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:04:33,862 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:04:33,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:04:33,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:04:32" (1/3) ... [2024-10-14 08:04:33,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc1f4cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:04:33, skipping insertion in model container [2024-10-14 08:04:33,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:04:32" (2/3) ... [2024-10-14 08:04:33,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc1f4cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:04:33, skipping insertion in model container [2024-10-14 08:04:33,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:04:33" (3/3) ... [2024-10-14 08:04:33,868 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-52.i [2024-10-14 08:04:33,885 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:04:33,885 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:04:34,008 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:04:34,024 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;@3e3f7812, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:04:34,025 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:04:34,061 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 79 states have (on average 1.5063291139240507) internal successors, (119), 80 states have internal predecessors, (119), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:04:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-10-14 08:04:34,081 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:34,082 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:34,083 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:34,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:34,087 INFO L85 PathProgramCache]: Analyzing trace with hash 255618566, now seen corresponding path program 1 times [2024-10-14 08:04:34,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:34,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874016505] [2024-10-14 08:04:34,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:34,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:34,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:34,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:34,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874016505] [2024-10-14 08:04:34,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874016505] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:34,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:34,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:04:34,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018309707] [2024-10-14 08:04:34,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:34,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:04:34,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:34,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:04:34,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:04:34,879 INFO L87 Difference]: Start difference. First operand has 128 states, 79 states have (on average 1.5063291139240507) internal successors, (119), 80 states have internal predecessors, (119), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-14 08:04:34,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:04:34,941 INFO L93 Difference]: Finished difference Result 249 states and 459 transitions. [2024-10-14 08:04:34,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:04:34,945 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) Word has length 281 [2024-10-14 08:04:34,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:04:34,952 INFO L225 Difference]: With dead ends: 249 [2024-10-14 08:04:34,953 INFO L226 Difference]: Without dead ends: 122 [2024-10-14 08:04:34,956 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:04:34,959 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:04:34,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 194 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:04:34,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-10-14 08:04:34,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-10-14 08:04:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 74 states have (on average 1.4189189189189189) internal successors, (105), 74 states have internal predecessors, (105), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:04:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 197 transitions. [2024-10-14 08:04:35,004 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 197 transitions. Word has length 281 [2024-10-14 08:04:35,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:04:35,005 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 197 transitions. [2024-10-14 08:04:35,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-14 08:04:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2024-10-14 08:04:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-10-14 08:04:35,010 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:35,011 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:35,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:04:35,011 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:35,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:35,012 INFO L85 PathProgramCache]: Analyzing trace with hash -210731254, now seen corresponding path program 1 times [2024-10-14 08:04:35,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:35,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728066084] [2024-10-14 08:04:35,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:35,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:35,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:35,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728066084] [2024-10-14 08:04:35,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728066084] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:35,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:35,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 08:04:35,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704360072] [2024-10-14 08:04:35,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:35,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 08:04:35,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:35,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 08:04:35,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:04:35,431 INFO L87 Difference]: Start difference. First operand 122 states and 197 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:35,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:04:35,512 INFO L93 Difference]: Finished difference Result 315 states and 509 transitions. [2024-10-14 08:04:35,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:04:35,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 281 [2024-10-14 08:04:35,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:04:35,517 INFO L225 Difference]: With dead ends: 315 [2024-10-14 08:04:35,517 INFO L226 Difference]: Without dead ends: 194 [2024-10-14 08:04:35,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 08:04:35,519 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 113 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:04:35,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 420 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:04:35,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-10-14 08:04:35,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 191. [2024-10-14 08:04:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 124 states have (on average 1.467741935483871) internal successors, (182), 125 states have internal predecessors, (182), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-14 08:04:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 310 transitions. [2024-10-14 08:04:35,554 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 310 transitions. Word has length 281 [2024-10-14 08:04:35,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:04:35,559 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 310 transitions. [2024-10-14 08:04:35,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 310 transitions. [2024-10-14 08:04:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-14 08:04:35,565 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:35,565 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:35,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:04:35,566 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:35,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:35,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1438067826, now seen corresponding path program 1 times [2024-10-14 08:04:35,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:35,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821817202] [2024-10-14 08:04:35,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:35,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:42,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:42,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821817202] [2024-10-14 08:04:42,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821817202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:42,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:42,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 08:04:42,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124823398] [2024-10-14 08:04:42,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:42,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 08:04:42,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:42,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 08:04:42,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-14 08:04:42,458 INFO L87 Difference]: Start difference. First operand 191 states and 310 transitions. Second operand has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:43,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:04:43,631 INFO L93 Difference]: Finished difference Result 628 states and 1011 transitions. [2024-10-14 08:04:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 08:04:43,635 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-14 08:04:43,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:04:43,644 INFO L225 Difference]: With dead ends: 628 [2024-10-14 08:04:43,648 INFO L226 Difference]: Without dead ends: 438 [2024-10-14 08:04:43,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-10-14 08:04:43,651 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 227 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:04:43,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 1041 Invalid, 696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-14 08:04:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2024-10-14 08:04:43,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 377. [2024-10-14 08:04:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 244 states have (on average 1.459016393442623) internal successors, (356), 246 states have internal predecessors, (356), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-14 08:04:43,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 612 transitions. [2024-10-14 08:04:43,728 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 612 transitions. Word has length 282 [2024-10-14 08:04:43,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:04:43,729 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 612 transitions. [2024-10-14 08:04:43,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 11 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 612 transitions. [2024-10-14 08:04:43,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-14 08:04:43,731 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:43,731 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:43,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:04:43,732 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:43,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:43,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1624749198, now seen corresponding path program 1 times [2024-10-14 08:04:43,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:43,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056411681] [2024-10-14 08:04:43,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:43,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:50,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:50,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056411681] [2024-10-14 08:04:50,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056411681] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:50,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:50,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-14 08:04:50,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797154387] [2024-10-14 08:04:50,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:50,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-14 08:04:50,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:50,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-14 08:04:50,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-10-14 08:04:50,325 INFO L87 Difference]: Start difference. First operand 377 states and 612 transitions. Second operand has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:51,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:04:51,745 INFO L93 Difference]: Finished difference Result 1026 states and 1651 transitions. [2024-10-14 08:04:51,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 08:04:51,746 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-14 08:04:51,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:04:51,756 INFO L225 Difference]: With dead ends: 1026 [2024-10-14 08:04:51,759 INFO L226 Difference]: Without dead ends: 650 [2024-10-14 08:04:51,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=150, Invalid=356, Unknown=0, NotChecked=0, Total=506 [2024-10-14 08:04:51,767 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 211 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 08:04:51,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 1001 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 08:04:51,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-10-14 08:04:51,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 403. [2024-10-14 08:04:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 270 states have (on average 1.451851851851852) internal successors, (392), 272 states have internal predecessors, (392), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-14 08:04:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 648 transitions. [2024-10-14 08:04:51,826 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 648 transitions. Word has length 282 [2024-10-14 08:04:51,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:04:51,828 INFO L471 AbstractCegarLoop]: Abstraction has 403 states and 648 transitions. [2024-10-14 08:04:51,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 648 transitions. [2024-10-14 08:04:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-14 08:04:51,831 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:51,832 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:51,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:04:51,832 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:51,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:51,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2024873840, now seen corresponding path program 1 times [2024-10-14 08:04:51,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:51,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534743430] [2024-10-14 08:04:51,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:51,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:51,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:51,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:52,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:52,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:52,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534743430] [2024-10-14 08:04:52,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534743430] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:52,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:52,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 08:04:52,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532869091] [2024-10-14 08:04:52,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:52,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 08:04:52,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:52,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 08:04:52,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:04:52,048 INFO L87 Difference]: Start difference. First operand 403 states and 648 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:52,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:04:52,249 INFO L93 Difference]: Finished difference Result 593 states and 947 transitions. [2024-10-14 08:04:52,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:04:52,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 282 [2024-10-14 08:04:52,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:04:52,251 INFO L225 Difference]: With dead ends: 593 [2024-10-14 08:04:52,251 INFO L226 Difference]: Without dead ends: 191 [2024-10-14 08:04:52,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:04:52,255 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 154 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 08:04:52,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 268 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 08:04:52,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-10-14 08:04:52,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2024-10-14 08:04:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 124 states have (on average 1.3709677419354838) internal successors, (170), 125 states have internal predecessors, (170), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-14 08:04:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 298 transitions. [2024-10-14 08:04:52,275 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 298 transitions. Word has length 282 [2024-10-14 08:04:52,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:04:52,276 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 298 transitions. [2024-10-14 08:04:52,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-10-14 08:04:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2024-10-14 08:04:52,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-10-14 08:04:52,279 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:04:52,279 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:04:52,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 08:04:52,279 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:04:52,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:04:52,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1174235934, now seen corresponding path program 1 times [2024-10-14 08:04:52,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:04:52,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343669477] [2024-10-14 08:04:52,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:04:52,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:04:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:04:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:04:57,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:04:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:04:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:04:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:04:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:04:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:04:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:04:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:04:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:04:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:04:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:04:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:04:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:04:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:04:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:04:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:04:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:04:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:04:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:04:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:04:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:04:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:04:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:04:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:04:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:04:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:04:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:04:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:04:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:04:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:04:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:04:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:04:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:04:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:04:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:04:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:04:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:04:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:04:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:04:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:04:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:04:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:04:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:57,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:04:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:58,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:04:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:04:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-10-14 08:04:58,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:04:58,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343669477] [2024-10-14 08:04:58,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343669477] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:04:58,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:04:58,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-14 08:04:58,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845508030] [2024-10-14 08:04:58,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:04:58,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-14 08:04:58,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:04:58,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-14 08:04:58,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-10-14 08:04:58,008 INFO L87 Difference]: Start difference. First operand 191 states and 298 transitions. Second operand has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-14 08:05:00,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:05:00,422 INFO L93 Difference]: Finished difference Result 608 states and 938 transitions. [2024-10-14 08:05:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-14 08:05:00,422 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 283 [2024-10-14 08:05:00,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:05:00,426 INFO L225 Difference]: With dead ends: 608 [2024-10-14 08:05:00,426 INFO L226 Difference]: Without dead ends: 418 [2024-10-14 08:05:00,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=223, Invalid=707, Unknown=0, NotChecked=0, Total=930 [2024-10-14 08:05:00,429 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 328 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 924 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-14 08:05:00,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 1216 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 924 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-10-14 08:05:00,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-10-14 08:05:00,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 393. [2024-10-14 08:05:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 260 states have (on average 1.3615384615384616) internal successors, (354), 262 states have internal predecessors, (354), 128 states have call successors, (128), 4 states have call predecessors, (128), 4 states have return successors, (128), 126 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-14 08:05:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 610 transitions. [2024-10-14 08:05:00,475 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 610 transitions. Word has length 283 [2024-10-14 08:05:00,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:05:00,476 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 610 transitions. [2024-10-14 08:05:00,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 15 states have internal predecessors, (56), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-14 08:05:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 610 transitions. [2024-10-14 08:05:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2024-10-14 08:05:00,486 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:05:00,486 INFO L215 NwaCegarLoop]: trace histogram [92, 92, 92, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:05:00,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 08:05:00,486 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:05:00,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:05:00,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1933857203, now seen corresponding path program 1 times [2024-10-14 08:05:00,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:05:00,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107189781] [2024-10-14 08:05:00,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:05:00,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:05:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:05:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:05:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:05:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:05:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:05:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:05:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 08:05:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:05:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:05:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:05:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:05:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:05:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:05:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:05:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:05:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:05:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:05:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:05:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:05:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:05:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:05:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:05:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-14 08:05:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:05:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-14 08:05:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:05:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 08:05:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:05:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 08:05:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-14 08:05:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-14 08:05:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-14 08:05:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-14 08:05:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-14 08:05:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-14 08:05:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 08:05:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-14 08:05:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-14 08:05:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-14 08:05:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 08:05:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-14 08:05:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-14 08:05:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-14 08:05:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:05:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-14 08:05:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:05:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:05:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:05:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:05:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:05:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-14 08:05:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:05:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-14 08:05:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:05:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-14 08:05:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:05:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-14 08:05:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:05:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-14 08:05:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:05:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-14 08:05:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:05:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:05:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2024-10-14 08:05:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-10-14 08:05:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-14 08:05:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2024-10-14 08:05:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-10-14 08:05:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-10-14 08:05:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2024-10-14 08:05:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-14 08:05:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-14 08:05:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-14 08:05:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-14 08:05:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-14 08:05:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-14 08:05:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-14 08:05:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-10-14 08:05:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-10-14 08:05:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-10-14 08:05:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-14 08:05:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-10-14 08:05:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2024-10-14 08:05:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-10-14 08:05:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-10-14 08:05:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2024-10-14 08:05:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-10-14 08:05:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2024-10-14 08:05:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2024-10-14 08:05:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2024-10-14 08:05:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2024-10-14 08:05:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-10-14 08:05:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 95 proven. 1 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2024-10-14 08:05:05,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:05:05,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107189781] [2024-10-14 08:05:05,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107189781] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:05:05,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418457517] [2024-10-14 08:05:05,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:05:05,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:05:05,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:05:05,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:05:05,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:05:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:05:06,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-14 08:05:06,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:05:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 3563 proven. 2084 refuted. 0 times theorem prover too weak. 11193 trivial. 0 not checked. [2024-10-14 08:05:08,162 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:05:09,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16840 backedges. 400 proven. 228 refuted. 0 times theorem prover too weak. 16212 trivial. 0 not checked. [2024-10-14 08:05:09,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418457517] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:05:09,232 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:05:09,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 11] total 30 [2024-10-14 08:05:09,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58633517] [2024-10-14 08:05:09,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:05:09,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-14 08:05:09,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:05:09,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-14 08:05:09,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=746, Unknown=0, NotChecked=0, Total=870 [2024-10-14 08:05:09,237 INFO L87 Difference]: Start difference. First operand 393 states and 610 transitions. Second operand has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-10-14 08:05:13,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:05:13,093 INFO L93 Difference]: Finished difference Result 988 states and 1494 transitions. [2024-10-14 08:05:13,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-14 08:05:13,094 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) Word has length 565 [2024-10-14 08:05:13,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:05:13,096 INFO L225 Difference]: With dead ends: 988 [2024-10-14 08:05:13,096 INFO L226 Difference]: Without dead ends: 0 [2024-10-14 08:05:13,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1358 GetRequests, 1304 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=556, Invalid=2306, Unknown=0, NotChecked=0, Total=2862 [2024-10-14 08:05:13,099 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 568 mSDsluCounter, 2720 mSDsCounter, 0 mSdLazyCounter, 3234 mSolverCounterSat, 496 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 2973 SdHoareTripleChecker+Invalid, 3730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 3234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:05:13,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 2973 Invalid, 3730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [496 Valid, 3234 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-14 08:05:13,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-14 08:05:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-14 08:05:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 08:05:13,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-14 08:05:13,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 565 [2024-10-14 08:05:13,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:05:13,101 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-14 08:05:13,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 6.9) internal successors, (207), 30 states have internal predecessors, (207), 5 states have call successors, (170), 3 states have call predecessors, (170), 7 states have return successors, (172), 5 states have call predecessors, (172), 5 states have call successors, (172) [2024-10-14 08:05:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-14 08:05:13,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-14 08:05:13,104 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 08:05:13,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 08:05:13,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:05:13,312 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:05:13,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-14 08:05:17,534 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 08:05:17,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 08:05:17 BoogieIcfgContainer [2024-10-14 08:05:17,564 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 08:05:17,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 08:05:17,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 08:05:17,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 08:05:17,565 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:04:33" (3/4) ... [2024-10-14 08:05:17,571 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 08:05:17,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-14 08:05:17,585 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-10-14 08:05:17,586 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-14 08:05:17,586 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-14 08:05:17,587 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-14 08:05:17,615 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && (var_1_1 == (256 + var_1_21))) && ((256 + var_1_22) == 0)) && (128 <= last_1_var_1_17)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (1 <= var_1_13))) [2024-10-14 08:05:17,655 WARN L140 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && (var_1_1 == (256 + var_1_21))) && ((256 + var_1_22) == 0)) && (128 <= last_1_var_1_17)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (1 <= var_1_13))) [2024-10-14 08:05:17,708 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 08:05:17,709 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 08:05:17,709 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 08:05:17,710 INFO L158 Benchmark]: Toolchain (without parser) took 45068.36ms. Allocated memory was 201.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 172.2MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,710 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 134.2MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 08:05:17,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 201.3MB. Free memory was 172.0MB in the beginning and 157.5MB in the end (delta: 14.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.86ms. Allocated memory is still 201.3MB. Free memory was 157.5MB in the beginning and 153.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,710 INFO L158 Benchmark]: Boogie Preprocessor took 63.36ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 148.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,711 INFO L158 Benchmark]: RCFGBuilder took 706.31ms. Allocated memory is still 201.3MB. Free memory was 148.1MB in the beginning and 106.4MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,711 INFO L158 Benchmark]: TraceAbstraction took 43701.98ms. Allocated memory was 201.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 106.4MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 829.5MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,711 INFO L158 Benchmark]: Witness Printer took 144.55ms. Allocated memory is still 1.5GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-14 08:05:17,714 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 134.2MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 201.3MB. Free memory was 172.0MB in the beginning and 157.5MB in the end (delta: 14.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.86ms. Allocated memory is still 201.3MB. Free memory was 157.5MB in the beginning and 153.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.36ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 148.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 706.31ms. Allocated memory is still 201.3MB. Free memory was 148.1MB in the beginning and 106.4MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 43701.98ms. Allocated memory was 201.3MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 106.4MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 829.5MB. Max. memory is 16.1GB. * Witness Printer took 144.55ms. Allocated memory is still 1.5GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 128 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.3s, OverallIterations: 7, TraceHistogramMax: 92, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1607 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1601 mSDsluCounter, 7113 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5715 mSDsCounter, 1155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5344 IncrementalHoareTripleChecker+Invalid, 6499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1155 mSolverCounterUnsat, 1398 mSDtfsCounter, 5344 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2046 GetRequests, 1923 SyntacticMatches, 2 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=403occurred in iteration=4, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 336 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 2821 NumberOfCodeBlocks, 2821 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3377 ConstructedInterpolants, 0 QuantifiedInterpolants, 20567 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1156 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 73047/75360 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((((\old(cond) != 0) || (var_1_13 < 1)) || (0 < var_1_14)) && (64 == var_1_7)) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((((((1 <= var_1_14) && (var_1_12 == 1)) && (var_1_1 == (256 + var_1_21))) && ((256 + var_1_22) == 0)) && (128 <= last_1_var_1_17)) && ((999999950 + var_1_8) == (((long long) ((int) var_1_9 + last_1_var_1_20) + var_1_17) + var_1_10))) && (1 <= var_1_13))) - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Requires: ((((((64 == var_1_7) && (0 <= 0)) && (last_1_var_1_7 <= 64)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) || (((999933905 <= var_1_17) && (var_1_12 == 1)) && (999933905 <= last_1_var_1_17))) Ensures: (((((((64 == var_1_7) && (0 <= 0)) && (last_1_var_1_7 <= 64)) || (((999933905 <= var_1_17) && (var_1_12 == 1)) && (999933905 <= last_1_var_1_17))) && (cond != 0)) && (128 <= last_1_var_1_17)) && (128 <= var_1_17)) RESULT: Ultimate proved your program to be correct! [2024-10-14 08:05:17,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE