./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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/loops-crafted-1/nested_delay_notd2.c -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 a8791b6973aa1a0d5421161a634fa2e6c3276aa5fd05ed6d81de7a2762aa206a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-23 23:59:10,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-23 23:59:11,058 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-23 23:59:11,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-23 23:59:11,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-23 23:59:11,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-23 23:59:11,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-23 23:59:11,090 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-23 23:59:11,090 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-23 23:59:11,091 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-23 23:59:11,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-23 23:59:11,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-23 23:59:11,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-23 23:59:11,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-23 23:59:11,094 INFO L153 SettingsManager]: * Use SBE=true [2024-10-23 23:59:11,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-23 23:59:11,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-23 23:59:11,095 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-23 23:59:11,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-23 23:59:11,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-23 23:59:11,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-23 23:59:11,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-23 23:59:11,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-23 23:59:11,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-23 23:59:11,099 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-23 23:59:11,099 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-23 23:59:11,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-23 23:59:11,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-23 23:59:11,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-23 23:59:11,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-23 23:59:11,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-23 23:59:11,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-23 23:59:11,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-23 23:59:11,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-23 23:59:11,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-23 23:59:11,101 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-23 23:59:11,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-23 23:59:11,102 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8791b6973aa1a0d5421161a634fa2e6c3276aa5fd05ed6d81de7a2762aa206a [2024-10-23 23:59:11,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-23 23:59:11,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-23 23:59:11,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-23 23:59:11,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-23 23:59:11,326 INFO L274 PluginConnector]: CDTParser initialized [2024-10-23 23:59:11,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c [2024-10-23 23:59:12,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-23 23:59:12,646 INFO L384 CDTParser]: Found 1 translation units. [2024-10-23 23:59:12,646 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c [2024-10-23 23:59:12,651 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8509992a8/807699272d1a479898d79db60c203245/FLAG5f32af9fa [2024-10-23 23:59:12,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8509992a8/807699272d1a479898d79db60c203245 [2024-10-23 23:59:12,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-23 23:59:12,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-23 23:59:12,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-23 23:59:12,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-23 23:59:12,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-23 23:59:12,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f8375b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12, skipping insertion in model container [2024-10-23 23:59:12,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-23 23:59:12,832 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/loops-crafted-1/nested_delay_notd2.c[468,481] [2024-10-23 23:59:12,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-23 23:59:12,850 INFO L200 MainTranslator]: Completed pre-run [2024-10-23 23:59:12,868 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/loops-crafted-1/nested_delay_notd2.c[468,481] [2024-10-23 23:59:12,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-23 23:59:12,884 INFO L204 MainTranslator]: Completed translation [2024-10-23 23:59:12,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12 WrapperNode [2024-10-23 23:59:12,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-23 23:59:12,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-23 23:59:12,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-23 23:59:12,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-23 23:59:12,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,908 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-10-23 23:59:12,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-23 23:59:12,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-23 23:59:12,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-23 23:59:12,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-23 23:59:12,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,917 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,924 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]. [2024-10-23 23:59:12,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-23 23:59:12,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-23 23:59:12,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-23 23:59:12,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-23 23:59:12,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (1/1) ... [2024-10-23 23:59:12,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-23 23:59:12,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:12,962 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) [2024-10-23 23:59:12,964 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 [2024-10-23 23:59:12,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-23 23:59:12,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-23 23:59:12,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-23 23:59:12,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-23 23:59:13,051 INFO L238 CfgBuilder]: Building ICFG [2024-10-23 23:59:13,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-23 23:59:13,146 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-23 23:59:13,147 INFO L287 CfgBuilder]: Performing block encoding [2024-10-23 23:59:13,162 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-23 23:59:13,162 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-23 23:59:13,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 11:59:13 BoogieIcfgContainer [2024-10-23 23:59:13,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-23 23:59:13,164 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-23 23:59:13,164 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-23 23:59:13,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-23 23:59:13,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 11:59:12" (1/3) ... [2024-10-23 23:59:13,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174f0b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 11:59:13, skipping insertion in model container [2024-10-23 23:59:13,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:59:12" (2/3) ... [2024-10-23 23:59:13,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174f0b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 11:59:13, skipping insertion in model container [2024-10-23 23:59:13,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 11:59:13" (3/3) ... [2024-10-23 23:59:13,169 INFO L112 eAbstractionObserver]: Analyzing ICFG nested_delay_notd2.c [2024-10-23 23:59:13,180 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-23 23:59:13,180 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-23 23:59:13,217 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-23 23:59:13,224 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;@62aef363, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-23 23:59:13,224 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-23 23:59:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 16 states have (on average 1.75) internal successors, (28), 17 states have internal predecessors, (28), 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) [2024-10-23 23:59:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-23 23:59:13,232 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:13,233 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:13,234 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:13,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:13,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1500602288, now seen corresponding path program 1 times [2024-10-23 23:59:13,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:13,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152701384] [2024-10-23 23:59:13,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:13,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:13,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152701384] [2024-10-23 23:59:13,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152701384] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:13,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:13,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 23:59:13,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232609380] [2024-10-23 23:59:13,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:13,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-23 23:59:13,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:13,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-23 23:59:13,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-23 23:59:13,381 INFO L87 Difference]: Start difference. First operand has 18 states, 16 states have (on average 1.75) internal successors, (28), 17 states have internal predecessors, (28), 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) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-23 23:59:13,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:13,395 INFO L93 Difference]: Finished difference Result 32 states and 52 transitions. [2024-10-23 23:59:13,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-23 23:59:13,396 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) Word has length 11 [2024-10-23 23:59:13,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:13,401 INFO L225 Difference]: With dead ends: 32 [2024-10-23 23:59:13,401 INFO L226 Difference]: Without dead ends: 16 [2024-10-23 23:59:13,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-23 23:59:13,405 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:13,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:13,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-10-23 23:59:13,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-10-23 23:59:13,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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) [2024-10-23 23:59:13,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2024-10-23 23:59:13,424 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 22 transitions. Word has length 11 [2024-10-23 23:59:13,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:13,424 INFO L471 AbstractCegarLoop]: Abstraction has 16 states and 22 transitions. [2024-10-23 23:59:13,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-23 23:59:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-10-23 23:59:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-23 23:59:13,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:13,425 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:13,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-23 23:59:13,425 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:13,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:13,426 INFO L85 PathProgramCache]: Analyzing trace with hash -65030621, now seen corresponding path program 1 times [2024-10-23 23:59:13,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:13,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584292002] [2024-10-23 23:59:13,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:13,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:13,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584292002] [2024-10-23 23:59:13,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584292002] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:13,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:13,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 23:59:13,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709893752] [2024-10-23 23:59:13,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:13,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-23 23:59:13,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:13,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-23 23:59:13,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 23:59:13,550 INFO L87 Difference]: Start difference. First operand 16 states and 22 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-10-23 23:59:13,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:13,595 INFO L93 Difference]: Finished difference Result 32 states and 46 transitions. [2024-10-23 23:59:13,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-23 23:59:13,596 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11 [2024-10-23 23:59:13,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:13,596 INFO L225 Difference]: With dead ends: 32 [2024-10-23 23:59:13,596 INFO L226 Difference]: Without dead ends: 19 [2024-10-23 23:59:13,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 23:59:13,598 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 22 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:13,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 17 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:13,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-10-23 23:59:13,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2024-10-23 23:59:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 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) [2024-10-23 23:59:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2024-10-23 23:59:13,604 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 23 transitions. Word has length 11 [2024-10-23 23:59:13,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:13,604 INFO L471 AbstractCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-10-23 23:59:13,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-10-23 23:59:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2024-10-23 23:59:13,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-23 23:59:13,605 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:13,605 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:13,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-23 23:59:13,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:13,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:13,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1812390471, now seen corresponding path program 1 times [2024-10-23 23:59:13,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:13,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386454647] [2024-10-23 23:59:13,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-23 23:59:13,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:13,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386454647] [2024-10-23 23:59:13,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386454647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:13,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:13,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 23:59:13,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788783331] [2024-10-23 23:59:13,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:13,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 23:59:13,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:13,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 23:59:13,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 23:59:13,656 INFO L87 Difference]: Start difference. First operand 17 states and 23 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:13,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:13,687 INFO L93 Difference]: Finished difference Result 35 states and 50 transitions. [2024-10-23 23:59:13,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 23:59:13,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) Word has length 14 [2024-10-23 23:59:13,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:13,688 INFO L225 Difference]: With dead ends: 35 [2024-10-23 23:59:13,688 INFO L226 Difference]: Without dead ends: 21 [2024-10-23 23:59:13,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 23:59:13,689 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 5 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:13,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 28 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:13,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2024-10-23 23:59:13,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 18. [2024-10-23 23:59:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 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) [2024-10-23 23:59:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 24 transitions. [2024-10-23 23:59:13,694 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 24 transitions. Word has length 14 [2024-10-23 23:59:13,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:13,694 INFO L471 AbstractCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-10-23 23:59:13,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-10-23 23:59:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-23 23:59:13,695 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:13,695 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:13,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-23 23:59:13,696 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:13,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:13,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1869648773, now seen corresponding path program 1 times [2024-10-23 23:59:13,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:13,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550537455] [2024-10-23 23:59:13,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-23 23:59:13,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:13,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550537455] [2024-10-23 23:59:13,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550537455] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:13,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:13,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 23:59:13,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087571831] [2024-10-23 23:59:13,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:13,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-23 23:59:13,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:13,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-23 23:59:13,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 23:59:13,850 INFO L87 Difference]: Start difference. First operand 18 states and 24 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:13,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:13,876 INFO L93 Difference]: Finished difference Result 48 states and 66 transitions. [2024-10-23 23:59:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-23 23:59:13,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) Word has length 14 [2024-10-23 23:59:13,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:13,879 INFO L225 Difference]: With dead ends: 48 [2024-10-23 23:59:13,879 INFO L226 Difference]: Without dead ends: 33 [2024-10-23 23:59:13,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 23:59:13,880 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 30 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:13,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 27 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:13,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2024-10-23 23:59:13,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 31. [2024-10-23 23:59:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 states have internal predecessors, (43), 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) [2024-10-23 23:59:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2024-10-23 23:59:13,889 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 14 [2024-10-23 23:59:13,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:13,890 INFO L471 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2024-10-23 23:59:13,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-10-23 23:59:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-23 23:59:13,890 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:13,890 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:13,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-23 23:59:13,891 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:13,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:13,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1869708355, now seen corresponding path program 1 times [2024-10-23 23:59:13,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:13,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612844208] [2024-10-23 23:59:13,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:13,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:13,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612844208] [2024-10-23 23:59:13,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612844208] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:13,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801168202] [2024-10-23 23:59:13,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:13,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:13,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:13,977 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) [2024-10-23 23:59:13,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-23 23:59:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:14,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-23 23:59:14,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:14,088 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:14,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801168202] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:14,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:14,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-10-23 23:59:14,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140996974] [2024-10-23 23:59:14,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:14,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-23 23:59:14,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:14,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-23 23:59:14,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-10-23 23:59:14,122 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand has 10 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 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) [2024-10-23 23:59:14,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:14,185 INFO L93 Difference]: Finished difference Result 77 states and 113 transitions. [2024-10-23 23:59:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-23 23:59:14,186 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 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) Word has length 14 [2024-10-23 23:59:14,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:14,187 INFO L225 Difference]: With dead ends: 77 [2024-10-23 23:59:14,187 INFO L226 Difference]: Without dead ends: 49 [2024-10-23 23:59:14,187 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2024-10-23 23:59:14,188 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 63 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:14,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 17 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:14,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-23 23:59:14,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-10-23 23:59:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 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) [2024-10-23 23:59:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 67 transitions. [2024-10-23 23:59:14,197 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 67 transitions. Word has length 14 [2024-10-23 23:59:14,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:14,197 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 67 transitions. [2024-10-23 23:59:14,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.7) internal successors, (27), 9 states have internal predecessors, (27), 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) [2024-10-23 23:59:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-10-23 23:59:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-23 23:59:14,198 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:14,198 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:14,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-23 23:59:14,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:14,399 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:14,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:14,400 INFO L85 PathProgramCache]: Analyzing trace with hash -584062177, now seen corresponding path program 2 times [2024-10-23 23:59:14,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:14,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950368090] [2024-10-23 23:59:14,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:14,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:14,520 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:14,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:14,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950368090] [2024-10-23 23:59:14,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950368090] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:14,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1384850090] [2024-10-23 23:59:14,521 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-23 23:59:14,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:14,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:14,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:14,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-23 23:59:14,562 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-23 23:59:14,563 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:14,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-23 23:59:14,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-23 23:59:14,663 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-23 23:59:14,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1384850090] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:14,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:14,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 14 [2024-10-23 23:59:14,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13256548] [2024-10-23 23:59:14,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:14,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-23 23:59:14,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:14,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-23 23:59:14,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-10-23 23:59:14,727 INFO L87 Difference]: Start difference. First operand 49 states and 67 transitions. Second operand has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 14 states have internal predecessors, (44), 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) [2024-10-23 23:59:15,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:15,133 INFO L93 Difference]: Finished difference Result 227 states and 326 transitions. [2024-10-23 23:59:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-23 23:59:15,133 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 14 states have internal predecessors, (44), 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) Word has length 23 [2024-10-23 23:59:15,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:15,134 INFO L225 Difference]: With dead ends: 227 [2024-10-23 23:59:15,134 INFO L226 Difference]: Without dead ends: 181 [2024-10-23 23:59:15,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=381, Invalid=951, Unknown=0, NotChecked=0, Total=1332 [2024-10-23 23:59:15,136 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 223 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:15,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 85 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-23 23:59:15,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-10-23 23:59:15,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 169. [2024-10-23 23:59:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 168 states have (on average 1.2797619047619047) internal successors, (215), 168 states have internal predecessors, (215), 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) [2024-10-23 23:59:15,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 215 transitions. [2024-10-23 23:59:15,153 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 215 transitions. Word has length 23 [2024-10-23 23:59:15,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:15,153 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 215 transitions. [2024-10-23 23:59:15,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 14 states have internal predecessors, (44), 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) [2024-10-23 23:59:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 215 transitions. [2024-10-23 23:59:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-10-23 23:59:15,154 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:15,154 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:15,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-23 23:59:15,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-23 23:59:15,355 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:15,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:15,355 INFO L85 PathProgramCache]: Analyzing trace with hash -268676385, now seen corresponding path program 1 times [2024-10-23 23:59:15,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:15,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143973567] [2024-10-23 23:59:15,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:15,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-10-23 23:59:15,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:15,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143973567] [2024-10-23 23:59:15,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143973567] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:15,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:15,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 23:59:15,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844921301] [2024-10-23 23:59:15,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:15,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 23:59:15,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:15,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 23:59:15,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 23:59:15,403 INFO L87 Difference]: Start difference. First operand 169 states and 215 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:15,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:15,431 INFO L93 Difference]: Finished difference Result 367 states and 471 transitions. [2024-10-23 23:59:15,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 23:59:15,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) Word has length 29 [2024-10-23 23:59:15,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:15,432 INFO L225 Difference]: With dead ends: 367 [2024-10-23 23:59:15,432 INFO L226 Difference]: Without dead ends: 201 [2024-10-23 23:59:15,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 23:59:15,433 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 1 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:15,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 34 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:15,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-10-23 23:59:15,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 197. [2024-10-23 23:59:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.2704081632653061) internal successors, (249), 196 states have internal predecessors, (249), 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) [2024-10-23 23:59:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 249 transitions. [2024-10-23 23:59:15,461 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 249 transitions. Word has length 29 [2024-10-23 23:59:15,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:15,461 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 249 transitions. [2024-10-23 23:59:15,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-10-23 23:59:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 249 transitions. [2024-10-23 23:59:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-10-23 23:59:15,462 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:15,462 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:15,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-23 23:59:15,462 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:15,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:15,462 INFO L85 PathProgramCache]: Analyzing trace with hash -651904133, now seen corresponding path program 1 times [2024-10-23 23:59:15,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:15,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285599839] [2024-10-23 23:59:15,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:15,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:15,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:15,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285599839] [2024-10-23 23:59:15,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285599839] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:15,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502062267] [2024-10-23 23:59:15,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:15,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:15,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:15,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:15,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-23 23:59:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:15,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-23 23:59:15,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:15,718 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:15,824 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:15,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502062267] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:15,826 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:15,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 24 [2024-10-23 23:59:15,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896573313] [2024-10-23 23:59:15,826 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:15,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-23 23:59:15,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:15,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-23 23:59:15,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=341, Unknown=0, NotChecked=0, Total=600 [2024-10-23 23:59:15,828 INFO L87 Difference]: Start difference. First operand 197 states and 249 transitions. Second operand has 25 states, 25 states have (on average 2.92) internal successors, (73), 24 states have internal predecessors, (73), 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) [2024-10-23 23:59:15,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:15,999 INFO L93 Difference]: Finished difference Result 583 states and 799 transitions. [2024-10-23 23:59:16,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-23 23:59:16,000 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 2.92) internal successors, (73), 24 states have internal predecessors, (73), 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) Word has length 30 [2024-10-23 23:59:16,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:16,001 INFO L225 Difference]: With dead ends: 583 [2024-10-23 23:59:16,001 INFO L226 Difference]: Without dead ends: 389 [2024-10-23 23:59:16,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=392, Invalid=600, Unknown=0, NotChecked=0, Total=992 [2024-10-23 23:59:16,003 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 84 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:16,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 28 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-23 23:59:16,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2024-10-23 23:59:16,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2024-10-23 23:59:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 388 states have (on average 1.2603092783505154) internal successors, (489), 388 states have internal predecessors, (489), 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) [2024-10-23 23:59:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 489 transitions. [2024-10-23 23:59:16,032 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 489 transitions. Word has length 30 [2024-10-23 23:59:16,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:16,032 INFO L471 AbstractCegarLoop]: Abstraction has 389 states and 489 transitions. [2024-10-23 23:59:16,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.92) internal successors, (73), 24 states have internal predecessors, (73), 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) [2024-10-23 23:59:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 489 transitions. [2024-10-23 23:59:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-10-23 23:59:16,034 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:16,034 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:16,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-23 23:59:16,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:16,239 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:16,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:16,239 INFO L85 PathProgramCache]: Analyzing trace with hash -393067141, now seen corresponding path program 2 times [2024-10-23 23:59:16,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:16,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619455433] [2024-10-23 23:59:16,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:16,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:16,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:16,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619455433] [2024-10-23 23:59:16,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619455433] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:16,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26384432] [2024-10-23 23:59:16,506 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-23 23:59:16,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:16,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:16,508 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:16,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-23 23:59:16,554 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-23 23:59:16,554 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:16,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-23 23:59:16,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:16,821 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:17,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26384432] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:17,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:17,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 38 [2024-10-23 23:59:17,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567687453] [2024-10-23 23:59:17,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:17,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-23 23:59:17,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:17,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-23 23:59:17,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=612, Invalid=870, Unknown=0, NotChecked=0, Total=1482 [2024-10-23 23:59:17,061 INFO L87 Difference]: Start difference. First operand 389 states and 489 transitions. Second operand has 39 states, 39 states have (on average 3.0256410256410255) internal successors, (118), 38 states have internal predecessors, (118), 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) [2024-10-23 23:59:17,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:17,291 INFO L93 Difference]: Finished difference Result 919 states and 1203 transitions. [2024-10-23 23:59:17,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-23 23:59:17,292 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 3.0256410256410255) internal successors, (118), 38 states have internal predecessors, (118), 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) Word has length 54 [2024-10-23 23:59:17,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:17,295 INFO L225 Difference]: With dead ends: 919 [2024-10-23 23:59:17,295 INFO L226 Difference]: Without dead ends: 533 [2024-10-23 23:59:17,298 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 76 SyntacticMatches, 10 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=737, Invalid=1155, Unknown=0, NotChecked=0, Total=1892 [2024-10-23 23:59:17,298 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 144 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:17,298 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 46 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-23 23:59:17,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-10-23 23:59:17,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 533. [2024-10-23 23:59:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 532 states have (on average 1.2575187969924813) internal successors, (669), 532 states have internal predecessors, (669), 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) [2024-10-23 23:59:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 669 transitions. [2024-10-23 23:59:17,331 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 669 transitions. Word has length 54 [2024-10-23 23:59:17,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:17,332 INFO L471 AbstractCegarLoop]: Abstraction has 533 states and 669 transitions. [2024-10-23 23:59:17,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 3.0256410256410255) internal successors, (118), 38 states have internal predecessors, (118), 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) [2024-10-23 23:59:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 669 transitions. [2024-10-23 23:59:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-23 23:59:17,333 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:17,334 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:17,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-23 23:59:17,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:17,534 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:17,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:17,535 INFO L85 PathProgramCache]: Analyzing trace with hash -39994117, now seen corresponding path program 3 times [2024-10-23 23:59:17,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:17,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405267504] [2024-10-23 23:59:17,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:17,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:18,176 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:18,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:18,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405267504] [2024-10-23 23:59:18,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405267504] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:18,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434521918] [2024-10-23 23:59:18,177 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-23 23:59:18,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:18,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:18,178 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:18,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-23 23:59:18,215 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-23 23:59:18,215 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:18,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-23 23:59:18,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2024-10-23 23:59:18,419 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-23 23:59:18,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434521918] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:18,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-23 23:59:18,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [27] total 31 [2024-10-23 23:59:18,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253376320] [2024-10-23 23:59:18,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:18,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-23 23:59:18,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:18,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-23 23:59:18,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=631, Unknown=0, NotChecked=0, Total=930 [2024-10-23 23:59:18,421 INFO L87 Difference]: Start difference. First operand 533 states and 669 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 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) [2024-10-23 23:59:18,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:18,486 INFO L93 Difference]: Finished difference Result 733 states and 916 transitions. [2024-10-23 23:59:18,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-23 23:59:18,487 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 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) Word has length 72 [2024-10-23 23:59:18,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:18,489 INFO L225 Difference]: With dead ends: 733 [2024-10-23 23:59:18,490 INFO L226 Difference]: Without dead ends: 731 [2024-10-23 23:59:18,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=299, Invalid=631, Unknown=0, NotChecked=0, Total=930 [2024-10-23 23:59:18,491 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 2 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:18,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 30 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:18,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2024-10-23 23:59:18,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 731. [2024-10-23 23:59:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 730 states have (on average 1.247945205479452) internal successors, (911), 730 states have internal predecessors, (911), 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) [2024-10-23 23:59:18,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 911 transitions. [2024-10-23 23:59:18,526 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 911 transitions. Word has length 72 [2024-10-23 23:59:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:18,527 INFO L471 AbstractCegarLoop]: Abstraction has 731 states and 911 transitions. [2024-10-23 23:59:18,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 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) [2024-10-23 23:59:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 911 transitions. [2024-10-23 23:59:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-23 23:59:18,529 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:18,529 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:18,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-23 23:59:18,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-23 23:59:18,734 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:18,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:18,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1263812091, now seen corresponding path program 1 times [2024-10-23 23:59:18,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:18,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376382651] [2024-10-23 23:59:18,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:18,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-23 23:59:19,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:19,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376382651] [2024-10-23 23:59:19,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376382651] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:19,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:19,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-10-23 23:59:19,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530670512] [2024-10-23 23:59:19,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:19,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-23 23:59:19,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:19,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-23 23:59:19,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-10-23 23:59:19,044 INFO L87 Difference]: Start difference. First operand 731 states and 911 transitions. Second operand has 22 states, 22 states have (on average 3.227272727272727) internal successors, (71), 22 states have internal predecessors, (71), 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) [2024-10-23 23:59:19,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:19,342 INFO L93 Difference]: Finished difference Result 2951 states and 3828 transitions. [2024-10-23 23:59:19,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-23 23:59:19,343 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.227272727272727) internal successors, (71), 22 states have internal predecessors, (71), 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) Word has length 72 [2024-10-23 23:59:19,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:19,349 INFO L225 Difference]: With dead ends: 2951 [2024-10-23 23:59:19,349 INFO L226 Difference]: Without dead ends: 2500 [2024-10-23 23:59:19,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=231, Unknown=0, NotChecked=0, Total=462 [2024-10-23 23:59:19,350 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 332 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:19,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 65 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-23 23:59:19,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2500 states. [2024-10-23 23:59:19,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2500 to 738. [2024-10-23 23:59:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 738 states, 737 states have (on average 1.1763907734056989) internal successors, (867), 737 states have internal predecessors, (867), 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) [2024-10-23 23:59:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 867 transitions. [2024-10-23 23:59:19,394 INFO L78 Accepts]: Start accepts. Automaton has 738 states and 867 transitions. Word has length 72 [2024-10-23 23:59:19,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:19,394 INFO L471 AbstractCegarLoop]: Abstraction has 738 states and 867 transitions. [2024-10-23 23:59:19,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.227272727272727) internal successors, (71), 22 states have internal predecessors, (71), 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) [2024-10-23 23:59:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 867 transitions. [2024-10-23 23:59:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-23 23:59:19,395 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:19,395 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:19,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-23 23:59:19,395 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:19,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:19,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1843662011, now seen corresponding path program 2 times [2024-10-23 23:59:19,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:19,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317156626] [2024-10-23 23:59:19,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:19,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:20,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:20,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317156626] [2024-10-23 23:59:20,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317156626] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:20,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350526522] [2024-10-23 23:59:20,007 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-23 23:59:20,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:20,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:20,009 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:20,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-23 23:59:20,048 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-23 23:59:20,048 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:20,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-10-23 23:59:20,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:20,823 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 23:59:21,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350526522] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:21,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:21,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 75 [2024-10-23 23:59:21,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227990117] [2024-10-23 23:59:21,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:21,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-10-23 23:59:21,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:21,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-10-23 23:59:21,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1499, Invalid=4201, Unknown=0, NotChecked=0, Total=5700 [2024-10-23 23:59:21,880 INFO L87 Difference]: Start difference. First operand 738 states and 867 transitions. Second operand has 76 states, 76 states have (on average 2.6973684210526314) internal successors, (205), 75 states have internal predecessors, (205), 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) [2024-10-23 23:59:25,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:25,408 INFO L93 Difference]: Finished difference Result 1680 states and 2003 transitions. [2024-10-23 23:59:25,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2024-10-23 23:59:25,409 INFO L78 Accepts]: Start accepts. Automaton has has 76 states, 76 states have (on average 2.6973684210526314) internal successors, (205), 75 states have internal predecessors, (205), 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) Word has length 72 [2024-10-23 23:59:25,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:25,412 INFO L225 Difference]: With dead ends: 1680 [2024-10-23 23:59:25,412 INFO L226 Difference]: Without dead ends: 1284 [2024-10-23 23:59:25,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 94 SyntacticMatches, 2 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13962 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=7074, Invalid=28458, Unknown=0, NotChecked=0, Total=35532 [2024-10-23 23:59:25,419 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 784 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 784 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:25,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [784 Valid, 129 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-23 23:59:25,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1284 states. [2024-10-23 23:59:25,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1284 to 1037. [2024-10-23 23:59:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 1036 states have (on average 1.225868725868726) internal successors, (1270), 1036 states have internal predecessors, (1270), 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) [2024-10-23 23:59:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1270 transitions. [2024-10-23 23:59:25,520 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1270 transitions. Word has length 72 [2024-10-23 23:59:25,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:25,521 INFO L471 AbstractCegarLoop]: Abstraction has 1037 states and 1270 transitions. [2024-10-23 23:59:25,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 2.6973684210526314) internal successors, (205), 75 states have internal predecessors, (205), 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) [2024-10-23 23:59:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1270 transitions. [2024-10-23 23:59:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-23 23:59:25,521 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:25,522 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:25,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-23 23:59:25,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:25,727 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:25,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:25,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1071231557, now seen corresponding path program 1 times [2024-10-23 23:59:25,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:25,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760259620] [2024-10-23 23:59:25,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:25,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:25,786 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2024-10-23 23:59:25,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:25,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760259620] [2024-10-23 23:59:25,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760259620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:25,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 23:59:25,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-23 23:59:25,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948015759] [2024-10-23 23:59:25,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:25,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-23 23:59:25,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:25,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-23 23:59:25,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-23 23:59:25,788 INFO L87 Difference]: Start difference. First operand 1037 states and 1270 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-10-23 23:59:25,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:25,877 INFO L93 Difference]: Finished difference Result 1733 states and 2123 transitions. [2024-10-23 23:59:25,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-23 23:59:25,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) Word has length 72 [2024-10-23 23:59:25,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:25,882 INFO L225 Difference]: With dead ends: 1733 [2024-10-23 23:59:25,882 INFO L226 Difference]: Without dead ends: 1387 [2024-10-23 23:59:25,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-23 23:59:25,883 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 61 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:25,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 37 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:25,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1387 states. [2024-10-23 23:59:25,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1387 to 1107. [2024-10-23 23:59:25,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1107 states, 1106 states have (on average 1.232368896925859) internal successors, (1363), 1106 states have internal predecessors, (1363), 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) [2024-10-23 23:59:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1363 transitions. [2024-10-23 23:59:25,962 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1363 transitions. Word has length 72 [2024-10-23 23:59:25,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:25,962 INFO L471 AbstractCegarLoop]: Abstraction has 1107 states and 1363 transitions. [2024-10-23 23:59:25,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-10-23 23:59:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1363 transitions. [2024-10-23 23:59:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-23 23:59:25,964 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:25,964 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:25,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-23 23:59:25,964 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:25,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:25,964 INFO L85 PathProgramCache]: Analyzing trace with hash -38320176, now seen corresponding path program 1 times [2024-10-23 23:59:25,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:25,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565755819] [2024-10-23 23:59:25,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:25,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 0 proven. 1838 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2024-10-23 23:59:26,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:26,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565755819] [2024-10-23 23:59:26,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565755819] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:26,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660698559] [2024-10-23 23:59:26,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:26,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:26,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:26,597 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:26,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-23 23:59:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:26,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-23 23:59:26,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 2347 trivial. 0 not checked. [2024-10-23 23:59:26,695 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-23 23:59:26,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660698559] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 23:59:26,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-23 23:59:26,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [27] total 30 [2024-10-23 23:59:26,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328348370] [2024-10-23 23:59:26,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 23:59:26,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-23 23:59:26,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:26,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-23 23:59:26,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=654, Unknown=0, NotChecked=0, Total=930 [2024-10-23 23:59:26,697 INFO L87 Difference]: Start difference. First operand 1107 states and 1363 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-10-23 23:59:26,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:26,759 INFO L93 Difference]: Finished difference Result 1109 states and 1364 transitions. [2024-10-23 23:59:26,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-23 23:59:26,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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) Word has length 141 [2024-10-23 23:59:26,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:26,764 INFO L225 Difference]: With dead ends: 1109 [2024-10-23 23:59:26,764 INFO L226 Difference]: Without dead ends: 904 [2024-10-23 23:59:26,764 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=654, Unknown=0, NotChecked=0, Total=930 [2024-10-23 23:59:26,765 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 20 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:26,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 26 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:26,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2024-10-23 23:59:26,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 904. [2024-10-23 23:59:26,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 904 states, 903 states have (on average 1.2668881506090808) internal successors, (1144), 903 states have internal predecessors, (1144), 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) [2024-10-23 23:59:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1144 transitions. [2024-10-23 23:59:26,817 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1144 transitions. Word has length 141 [2024-10-23 23:59:26,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:26,817 INFO L471 AbstractCegarLoop]: Abstraction has 904 states and 1144 transitions. [2024-10-23 23:59:26,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-10-23 23:59:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1144 transitions. [2024-10-23 23:59:26,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-23 23:59:26,818 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:26,819 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 38, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:26,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-23 23:59:27,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:27,020 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:27,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:27,020 INFO L85 PathProgramCache]: Analyzing trace with hash -836585200, now seen corresponding path program 1 times [2024-10-23 23:59:27,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:27,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864864851] [2024-10-23 23:59:27,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:27,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 0 proven. 1838 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2024-10-23 23:59:27,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:27,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864864851] [2024-10-23 23:59:27,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864864851] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:27,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035835181] [2024-10-23 23:59:27,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:27,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:27,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:27,555 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:27,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-23 23:59:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:27,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-10-23 23:59:27,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 0 proven. 1838 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2024-10-23 23:59:28,491 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:29,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 0 proven. 1837 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-10-23 23:59:29,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035835181] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:29,489 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:29,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28, 26] total 74 [2024-10-23 23:59:29,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842808] [2024-10-23 23:59:29,489 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:29,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2024-10-23 23:59:29,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:29,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2024-10-23 23:59:29,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1582, Invalid=3968, Unknown=0, NotChecked=0, Total=5550 [2024-10-23 23:59:29,492 INFO L87 Difference]: Start difference. First operand 904 states and 1144 transitions. Second operand has 75 states, 75 states have (on average 3.16) internal successors, (237), 74 states have internal predecessors, (237), 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) [2024-10-23 23:59:31,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:31,198 INFO L93 Difference]: Finished difference Result 1348 states and 1691 transitions. [2024-10-23 23:59:31,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-10-23 23:59:31,199 INFO L78 Accepts]: Start accepts. Automaton has has 75 states, 75 states have (on average 3.16) internal successors, (237), 74 states have internal predecessors, (237), 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) Word has length 141 [2024-10-23 23:59:31,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:31,201 INFO L225 Difference]: With dead ends: 1348 [2024-10-23 23:59:31,201 INFO L226 Difference]: Without dead ends: 922 [2024-10-23 23:59:31,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 233 SyntacticMatches, 2 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7800 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4995, Invalid=15885, Unknown=0, NotChecked=0, Total=20880 [2024-10-23 23:59:31,205 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 535 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 602 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:31,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 64 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 602 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-23 23:59:31,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2024-10-23 23:59:31,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 690. [2024-10-23 23:59:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 689 states have (on average 1.2148040638606676) internal successors, (837), 689 states have internal predecessors, (837), 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) [2024-10-23 23:59:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 837 transitions. [2024-10-23 23:59:31,245 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 837 transitions. Word has length 141 [2024-10-23 23:59:31,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:31,245 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 837 transitions. [2024-10-23 23:59:31,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 3.16) internal successors, (237), 74 states have internal predecessors, (237), 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) [2024-10-23 23:59:31,245 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 837 transitions. [2024-10-23 23:59:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-10-23 23:59:31,246 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:31,246 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 40, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:31,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-23 23:59:31,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-23 23:59:31,447 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:31,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:31,447 INFO L85 PathProgramCache]: Analyzing trace with hash -9335342, now seen corresponding path program 1 times [2024-10-23 23:59:31,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:31,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947526221] [2024-10-23 23:59:31,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:31,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 2 proven. 1246 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2024-10-23 23:59:31,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:31,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947526221] [2024-10-23 23:59:31,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947526221] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:31,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665042221] [2024-10-23 23:59:31,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:31,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:31,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:31,522 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:31,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-23 23:59:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:31,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-23 23:59:31,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:31,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 2 proven. 1246 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2024-10-23 23:59:31,825 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:31,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2428 backedges. 2 proven. 1246 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2024-10-23 23:59:31,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665042221] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:31,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:31,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2024-10-23 23:59:31,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169156944] [2024-10-23 23:59:31,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:31,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-23 23:59:31,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:31,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-23 23:59:31,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=89, Unknown=0, NotChecked=0, Total=156 [2024-10-23 23:59:31,941 INFO L87 Difference]: Start difference. First operand 690 states and 837 transitions. Second operand has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 12 states have internal predecessors, (73), 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) [2024-10-23 23:59:32,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:32,076 INFO L93 Difference]: Finished difference Result 2055 states and 2558 transitions. [2024-10-23 23:59:32,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-23 23:59:32,076 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 12 states have internal predecessors, (73), 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) Word has length 141 [2024-10-23 23:59:32,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:32,079 INFO L225 Difference]: With dead ends: 2055 [2024-10-23 23:59:32,079 INFO L226 Difference]: Without dead ends: 970 [2024-10-23 23:59:32,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=100, Invalid=140, Unknown=0, NotChecked=0, Total=240 [2024-10-23 23:59:32,080 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 224 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:32,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 73 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 23:59:32,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2024-10-23 23:59:32,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 966. [2024-10-23 23:59:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 966 states, 965 states have (on average 1.1616580310880829) internal successors, (1121), 965 states have internal predecessors, (1121), 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) [2024-10-23 23:59:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 1121 transitions. [2024-10-23 23:59:32,138 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 1121 transitions. Word has length 141 [2024-10-23 23:59:32,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:32,138 INFO L471 AbstractCegarLoop]: Abstraction has 966 states and 1121 transitions. [2024-10-23 23:59:32,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 12 states have internal predecessors, (73), 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) [2024-10-23 23:59:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1121 transitions. [2024-10-23 23:59:32,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-10-23 23:59:32,141 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:32,141 INFO L215 NwaCegarLoop]: trace histogram [120, 120, 120, 6, 6, 6, 6, 6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:32,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-23 23:59:32,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-23 23:59:32,342 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:32,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:32,342 INFO L85 PathProgramCache]: Analyzing trace with hash -2022989550, now seen corresponding path program 2 times [2024-10-23 23:59:32,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:32,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525597734] [2024-10-23 23:59:32,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:32,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 22270 backedges. 10 proven. 18720 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-10-23 23:59:32,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:32,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525597734] [2024-10-23 23:59:32,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525597734] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:32,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418272657] [2024-10-23 23:59:32,621 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-23 23:59:32,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:32,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:32,623 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:32,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-23 23:59:32,723 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-23 23:59:32,723 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:32,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-23 23:59:32,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 22270 backedges. 10 proven. 18720 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-10-23 23:59:33,477 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22270 backedges. 10 proven. 18720 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-10-23 23:59:33,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418272657] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:33,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:33,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 24 [2024-10-23 23:59:33,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019396732] [2024-10-23 23:59:33,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:33,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-23 23:59:33,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:33,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-23 23:59:33,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=341, Unknown=0, NotChecked=0, Total=600 [2024-10-23 23:59:33,920 INFO L87 Difference]: Start difference. First operand 966 states and 1121 transitions. Second operand has 25 states, 25 states have (on average 8.68) internal successors, (217), 24 states have internal predecessors, (217), 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) [2024-10-23 23:59:34,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:34,235 INFO L93 Difference]: Finished difference Result 3419 states and 4214 transitions. [2024-10-23 23:59:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-23 23:59:34,236 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 8.68) internal successors, (217), 24 states have internal predecessors, (217), 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) Word has length 417 [2024-10-23 23:59:34,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:34,240 INFO L225 Difference]: With dead ends: 3419 [2024-10-23 23:59:34,240 INFO L226 Difference]: Without dead ends: 1526 [2024-10-23 23:59:34,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 848 GetRequests, 818 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=392, Invalid=600, Unknown=0, NotChecked=0, Total=992 [2024-10-23 23:59:34,241 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 254 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:34,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 188 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-23 23:59:34,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2024-10-23 23:59:34,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1518. [2024-10-23 23:59:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1517 states have (on average 1.1133816743572842) internal successors, (1689), 1517 states have internal predecessors, (1689), 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) [2024-10-23 23:59:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 1689 transitions. [2024-10-23 23:59:34,308 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 1689 transitions. Word has length 417 [2024-10-23 23:59:34,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:34,309 INFO L471 AbstractCegarLoop]: Abstraction has 1518 states and 1689 transitions. [2024-10-23 23:59:34,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.68) internal successors, (217), 24 states have internal predecessors, (217), 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) [2024-10-23 23:59:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1689 transitions. [2024-10-23 23:59:34,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2024-10-23 23:59:34,324 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:34,325 INFO L215 NwaCegarLoop]: trace histogram [280, 280, 280, 14, 14, 14, 14, 14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:34,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-23 23:59:34,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-23 23:59:34,525 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:34,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:34,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1722194030, now seen corresponding path program 3 times [2024-10-23 23:59:34,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:34,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807212792] [2024-10-23 23:59:34,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:34,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 23:59:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 121906 backedges. 26 proven. 113620 refuted. 0 times theorem prover too weak. 8260 trivial. 0 not checked. [2024-10-23 23:59:35,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 23:59:35,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807212792] [2024-10-23 23:59:35,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807212792] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 23:59:35,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465169306] [2024-10-23 23:59:35,544 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-23 23:59:35,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 23:59:35,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 23:59:35,545 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 23:59:35,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-23 23:59:36,100 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 132 check-sat command(s) [2024-10-23 23:59:36,100 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-23 23:59:36,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-23 23:59:36,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 23:59:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 121906 backedges. 26 proven. 113620 refuted. 0 times theorem prover too weak. 8260 trivial. 0 not checked. [2024-10-23 23:59:37,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-23 23:59:38,609 INFO L134 CoverageAnalysis]: Checked inductivity of 121906 backedges. 26 proven. 113620 refuted. 0 times theorem prover too weak. 8260 trivial. 0 not checked. [2024-10-23 23:59:38,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465169306] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-23 23:59:38,609 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-23 23:59:38,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 38 [2024-10-23 23:59:38,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743262842] [2024-10-23 23:59:38,609 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-23 23:59:38,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-23 23:59:38,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 23:59:38,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-23 23:59:38,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=612, Invalid=870, Unknown=0, NotChecked=0, Total=1482 [2024-10-23 23:59:38,611 INFO L87 Difference]: Start difference. First operand 1518 states and 1689 transitions. Second operand has 39 states, 39 states have (on average 10.282051282051283) internal successors, (401), 38 states have internal predecessors, (401), 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) [2024-10-23 23:59:38,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 23:59:38,977 INFO L93 Difference]: Finished difference Result 3427 states and 4096 transitions. [2024-10-23 23:59:38,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-23 23:59:38,977 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 10.282051282051283) internal successors, (401), 38 states have internal predecessors, (401), 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) Word has length 969 [2024-10-23 23:59:38,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 23:59:38,983 INFO L225 Difference]: With dead ends: 3427 [2024-10-23 23:59:38,983 INFO L226 Difference]: Without dead ends: 1938 [2024-10-23 23:59:38,985 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1958 GetRequests, 1906 SyntacticMatches, 10 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=737, Invalid=1155, Unknown=0, NotChecked=0, Total=1892 [2024-10-23 23:59:38,985 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 295 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-23 23:59:38,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 251 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-23 23:59:38,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1938 states. [2024-10-23 23:59:39,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1938 to 1932. [2024-10-23 23:59:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1932 states, 1931 states have (on average 1.0952874158467116) internal successors, (2115), 1931 states have internal predecessors, (2115), 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) [2024-10-23 23:59:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1932 states and 2115 transitions. [2024-10-23 23:59:39,067 INFO L78 Accepts]: Start accepts. Automaton has 1932 states and 2115 transitions. Word has length 969 [2024-10-23 23:59:39,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 23:59:39,068 INFO L471 AbstractCegarLoop]: Abstraction has 1932 states and 2115 transitions. [2024-10-23 23:59:39,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 10.282051282051283) internal successors, (401), 38 states have internal predecessors, (401), 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) [2024-10-23 23:59:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2115 transitions. [2024-10-23 23:59:39,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1384 [2024-10-23 23:59:39,078 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 23:59:39,079 INFO L215 NwaCegarLoop]: trace histogram [400, 400, 400, 20, 20, 20, 20, 20, 20, 19, 19, 19, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:39,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-23 23:59:39,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-23 23:59:39,279 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 23:59:39,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 23:59:39,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1198598258, now seen corresponding path program 4 times [2024-10-23 23:59:39,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 23:59:39,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759409359] [2024-10-23 23:59:39,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 23:59:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 23:59:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-23 23:59:39,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-23 23:59:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-23 23:59:40,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-23 23:59:40,065 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-23 23:59:40,066 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-23 23:59:40,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-23 23:59:40,070 INFO L407 BasicCegarLoop]: Path program histogram: [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 23:59:40,330 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-23 23:59:40,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 11:59:40 BoogieIcfgContainer [2024-10-23 23:59:40,332 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-23 23:59:40,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-23 23:59:40,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-23 23:59:40,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-23 23:59:40,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 11:59:13" (3/4) ... [2024-10-23 23:59:40,334 INFO L133 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-23 23:59:40,533 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-23 23:59:40,534 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-23 23:59:40,534 INFO L158 Benchmark]: Toolchain (without parser) took 27871.03ms. Allocated memory was 176.2MB in the beginning and 564.1MB in the end (delta: 388.0MB). Free memory was 105.3MB in the beginning and 426.6MB in the end (delta: -321.3MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,534 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 176.2MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-23 23:59:40,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.78ms. Allocated memory is still 176.2MB. Free memory was 105.1MB in the beginning and 145.9MB in the end (delta: -40.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.12ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 144.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,535 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 142.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,535 INFO L158 Benchmark]: RCFGBuilder took 225.43ms. Allocated memory is still 176.2MB. Free memory was 142.2MB in the beginning and 129.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,535 INFO L158 Benchmark]: TraceAbstraction took 27168.63ms. Allocated memory was 176.2MB in the beginning and 564.1MB in the end (delta: 388.0MB). Free memory was 129.6MB in the beginning and 486.8MB in the end (delta: -357.2MB). Peak memory consumption was 342.8MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,536 INFO L158 Benchmark]: Witness Printer took 200.72ms. Allocated memory is still 564.1MB. Free memory was 486.8MB in the beginning and 426.6MB in the end (delta: 60.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-10-23 23:59:40,537 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 176.2MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.78ms. Allocated memory is still 176.2MB. Free memory was 105.1MB in the beginning and 145.9MB in the end (delta: -40.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.12ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 144.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 142.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 225.43ms. Allocated memory is still 176.2MB. Free memory was 142.2MB in the beginning and 129.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 27168.63ms. Allocated memory was 176.2MB in the beginning and 564.1MB in the end (delta: 388.0MB). Free memory was 129.6MB in the beginning and 486.8MB in the end (delta: -357.2MB). Peak memory consumption was 342.8MB. Max. memory is 16.1GB. * Witness Printer took 200.72ms. Allocated memory is still 564.1MB. Free memory was 486.8MB in the beginning and 426.6MB in the end (delta: 60.3MB). Peak memory consumption was 60.8MB. 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 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L9] int last ; [L18] int SIZE = 20; [L20] last = __VERIFIER_nondet_int() [L21] CALL assume_abort_if_not(last > 0) [L6] COND FALSE !(!cond) VAL [SIZE=20, last=21] [L21] RET assume_abort_if_not(last > 0) [L22] int a=0,b=0,c=0,st=0,d=0; VAL [SIZE=20, a=0, b=0, d=0, last=21] [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=0, b=0, c=0, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=0, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=1, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=1, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=2, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=2, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=3, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=3, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=4, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=4, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=5, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=5, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=6, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=6, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=7, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=7, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=8, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=8, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=9, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=9, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=10, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=10, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=11, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=11, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=12, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=12, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=13, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=13, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=14, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=14, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=15, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=15, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=16, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=16, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=17, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=17, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=18, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=18, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=19, d=0, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=0, b=0, c=19, d=0, last=21, st=1] [L25] c++ VAL [SIZE=20, a=0, b=0, c=20, d=0, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=2, b=2, c=20, d=1, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=2, b=2, c=20, d=1, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=2, b=2, c=0, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=0, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=1, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=1, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=2, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=2, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=3, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=3, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=4, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=4, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=5, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=5, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=6, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=6, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=7, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=7, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=8, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=8, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=9, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=9, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=10, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=10, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=11, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=11, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=12, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=12, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=13, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=13, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=14, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=14, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=15, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=15, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=16, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=16, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=17, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=17, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=18, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=18, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=19, d=1, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=2, b=2, c=19, d=1, last=21, st=1] [L25] c++ VAL [SIZE=20, a=2, b=2, c=20, d=1, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=4, b=4, c=20, d=2, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=4, b=4, c=20, d=2, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=4, b=4, c=0, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=0, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=1, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=1, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=2, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=2, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=3, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=3, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=4, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=4, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=5, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=5, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=6, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=6, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=7, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=7, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=8, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=8, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=9, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=9, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=10, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=10, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=11, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=11, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=12, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=12, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=13, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=13, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=14, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=14, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=15, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=15, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=16, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=16, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=17, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=17, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=18, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=18, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=19, d=2, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=4, b=4, c=19, d=2, last=21, st=1] [L25] c++ VAL [SIZE=20, a=4, b=4, c=20, d=2, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=6, b=6, c=20, d=3, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=6, b=6, c=20, d=3, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=6, b=6, c=0, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=0, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=1, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=1, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=2, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=2, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=3, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=3, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=4, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=4, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=5, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=5, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=6, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=6, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=7, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=7, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=8, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=8, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=9, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=9, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=10, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=10, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=11, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=11, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=12, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=12, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=13, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=13, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=14, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=14, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=15, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=15, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=16, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=16, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=17, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=17, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=18, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=18, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=19, d=3, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=6, b=6, c=19, d=3, last=21, st=1] [L25] c++ VAL [SIZE=20, a=6, b=6, c=20, d=3, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=8, b=8, c=20, d=4, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=8, b=8, c=20, d=4, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=8, b=8, c=0, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=0, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=1, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=1, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=2, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=2, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=3, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=3, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=4, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=4, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=5, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=5, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=6, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=6, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=7, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=7, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=8, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=8, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=9, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=9, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=10, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=10, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=11, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=11, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=12, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=12, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=13, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=13, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=14, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=14, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=15, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=15, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=16, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=16, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=17, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=17, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=18, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=18, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=19, d=4, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=8, b=8, c=19, d=4, last=21, st=1] [L25] c++ VAL [SIZE=20, a=8, b=8, c=20, d=4, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=10, b=10, c=20, d=5, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=10, b=10, c=20, d=5, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=10, b=10, c=0, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=0, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=1, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=1, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=2, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=2, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=3, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=3, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=4, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=4, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=5, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=5, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=6, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=6, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=7, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=7, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=8, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=8, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=9, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=9, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=10, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=10, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=11, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=11, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=12, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=12, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=13, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=13, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=14, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=14, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=15, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=15, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=16, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=16, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=17, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=17, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=18, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=18, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=19, d=5, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=10, b=10, c=19, d=5, last=21, st=1] [L25] c++ VAL [SIZE=20, a=10, b=10, c=20, d=5, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=12, b=12, c=20, d=6, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=12, b=12, c=20, d=6, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=12, b=12, c=0, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=0, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=1, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=1, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=2, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=2, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=3, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=3, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=4, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=4, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=5, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=5, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=6, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=6, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=7, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=7, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=8, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=8, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=9, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=9, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=10, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=10, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=11, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=11, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=12, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=12, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=13, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=13, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=14, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=14, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=15, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=15, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=16, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=16, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=17, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=17, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=18, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=18, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=19, d=6, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=12, b=12, c=19, d=6, last=21, st=1] [L25] c++ VAL [SIZE=20, a=12, b=12, c=20, d=6, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=14, b=14, c=20, d=7, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=14, b=14, c=20, d=7, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=14, b=14, c=0, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=0, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=1, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=1, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=2, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=2, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=3, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=3, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=4, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=4, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=5, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=5, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=6, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=6, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=7, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=7, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=8, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=8, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=9, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=9, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=10, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=10, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=11, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=11, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=12, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=12, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=13, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=13, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=14, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=14, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=15, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=15, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=16, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=16, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=17, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=17, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=18, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=18, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=19, d=7, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=14, b=14, c=19, d=7, last=21, st=1] [L25] c++ VAL [SIZE=20, a=14, b=14, c=20, d=7, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=16, b=16, c=20, d=8, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=16, b=16, c=20, d=8, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=16, b=16, c=0, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=0, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=1, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=1, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=2, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=2, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=3, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=3, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=4, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=4, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=5, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=5, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=6, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=6, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=7, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=7, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=8, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=8, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=9, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=9, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=10, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=10, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=11, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=11, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=12, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=12, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=13, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=13, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=14, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=14, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=15, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=15, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=16, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=16, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=17, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=17, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=18, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=18, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=19, d=8, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=16, b=16, c=19, d=8, last=21, st=1] [L25] c++ VAL [SIZE=20, a=16, b=16, c=20, d=8, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=18, b=18, c=20, d=9, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=18, b=18, c=20, d=9, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=18, b=18, c=0, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=0, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=1, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=1, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=2, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=2, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=3, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=3, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=4, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=4, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=5, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=5, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=6, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=6, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=7, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=7, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=8, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=8, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=9, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=9, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=10, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=10, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=11, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=11, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=12, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=12, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=13, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=13, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=14, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=14, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=15, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=15, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=16, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=16, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=17, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=17, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=18, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=18, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=19, d=9, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=18, b=18, c=19, d=9, last=21, st=1] [L25] c++ VAL [SIZE=20, a=18, b=18, c=20, d=9, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=20, b=20, c=20, d=10, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=20, b=20, c=20, d=10, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=20, b=20, c=0, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=0, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=1, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=1, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=2, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=2, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=3, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=3, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=4, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=4, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=5, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=5, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=6, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=6, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=7, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=7, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=8, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=8, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=9, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=9, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=10, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=10, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=11, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=11, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=12, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=12, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=13, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=13, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=14, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=14, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=15, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=15, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=16, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=16, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=17, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=17, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=18, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=18, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=19, d=10, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=20, b=20, c=19, d=10, last=21, st=1] [L25] c++ VAL [SIZE=20, a=20, b=20, c=20, d=10, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=22, b=22, c=20, d=11, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=22, b=22, c=20, d=11, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=22, b=22, c=0, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=0, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=1, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=1, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=2, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=2, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=3, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=3, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=4, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=4, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=5, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=5, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=6, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=6, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=7, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=7, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=8, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=8, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=9, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=9, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=10, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=10, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=11, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=11, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=12, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=12, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=13, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=13, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=14, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=14, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=15, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=15, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=16, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=16, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=17, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=17, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=18, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=18, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=19, d=11, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=22, b=22, c=19, d=11, last=21, st=1] [L25] c++ VAL [SIZE=20, a=22, b=22, c=20, d=11, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=24, b=24, c=20, d=12, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=24, b=24, c=20, d=12, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=24, b=24, c=0, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=0, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=1, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=1, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=2, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=2, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=3, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=3, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=4, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=4, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=5, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=5, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=6, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=6, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=7, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=7, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=8, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=8, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=9, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=9, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=10, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=10, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=11, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=11, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=12, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=12, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=13, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=13, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=14, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=14, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=15, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=15, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=16, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=16, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=17, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=17, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=18, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=18, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=19, d=12, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=24, b=24, c=19, d=12, last=21, st=1] [L25] c++ VAL [SIZE=20, a=24, b=24, c=20, d=12, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=26, b=26, c=20, d=13, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=26, b=26, c=20, d=13, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=26, b=26, c=0, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=0, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=1, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=1, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=2, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=2, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=3, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=3, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=4, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=4, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=5, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=5, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=6, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=6, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=7, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=7, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=8, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=8, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=9, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=9, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=10, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=10, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=11, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=11, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=12, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=12, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=13, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=13, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=14, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=14, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=15, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=15, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=16, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=16, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=17, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=17, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=18, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=18, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=19, d=13, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=26, b=26, c=19, d=13, last=21, st=1] [L25] c++ VAL [SIZE=20, a=26, b=26, c=20, d=13, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=28, b=28, c=20, d=14, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=28, b=28, c=20, d=14, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=28, b=28, c=0, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=0, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=1, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=1, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=2, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=2, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=3, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=3, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=4, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=4, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=5, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=5, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=6, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=6, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=7, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=7, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=8, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=8, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=9, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=9, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=10, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=10, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=11, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=11, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=12, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=12, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=13, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=13, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=14, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=14, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=15, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=15, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=16, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=16, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=17, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=17, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=18, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=18, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=19, d=14, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=28, b=28, c=19, d=14, last=21, st=1] [L25] c++ VAL [SIZE=20, a=28, b=28, c=20, d=14, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=30, b=30, c=20, d=15, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=30, b=30, c=20, d=15, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=30, b=30, c=0, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=0, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=1, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=1, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=2, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=2, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=3, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=3, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=4, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=4, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=5, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=5, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=6, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=6, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=7, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=7, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=8, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=8, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=9, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=9, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=10, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=10, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=11, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=11, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=12, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=12, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=13, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=13, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=14, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=14, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=15, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=15, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=16, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=16, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=17, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=17, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=18, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=18, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=19, d=15, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=30, b=30, c=19, d=15, last=21, st=1] [L25] c++ VAL [SIZE=20, a=30, b=30, c=20, d=15, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=32, b=32, c=20, d=16, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=32, b=32, c=20, d=16, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=32, b=32, c=0, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=0, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=1, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=1, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=2, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=2, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=3, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=3, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=4, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=4, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=5, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=5, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=6, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=6, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=7, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=7, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=8, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=8, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=9, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=9, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=10, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=10, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=11, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=11, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=12, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=12, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=13, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=13, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=14, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=14, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=15, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=15, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=16, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=16, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=17, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=17, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=18, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=18, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=19, d=16, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=32, b=32, c=19, d=16, last=21, st=1] [L25] c++ VAL [SIZE=20, a=32, b=32, c=20, d=16, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=34, b=34, c=20, d=17, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=34, b=34, c=20, d=17, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=34, b=34, c=0, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=0, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=1, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=1, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=2, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=2, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=3, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=3, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=4, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=4, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=5, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=5, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=6, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=6, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=7, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=7, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=8, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=8, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=9, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=9, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=10, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=10, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=11, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=11, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=12, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=12, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=13, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=13, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=14, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=14, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=15, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=15, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=16, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=16, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=17, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=17, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=18, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=18, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=19, d=17, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=34, b=34, c=19, d=17, last=21, st=1] [L25] c++ VAL [SIZE=20, a=34, b=34, c=20, d=17, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=36, b=36, c=20, d=18, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=36, b=36, c=20, d=18, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=36, b=36, c=0, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=0, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=1, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=1, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=2, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=2, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=3, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=3, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=4, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=4, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=5, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=5, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=6, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=6, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=7, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=7, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=8, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=8, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=9, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=9, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=10, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=10, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=11, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=11, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=12, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=12, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=13, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=13, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=14, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=14, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=15, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=15, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=16, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=16, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=17, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=17, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=18, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=18, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=19, d=18, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=36, b=36, c=19, d=18, last=21, st=1] [L25] c++ VAL [SIZE=20, a=36, b=36, c=20, d=18, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=38, b=38, c=20, d=19, last=21] [L37] COND FALSE !(d == SIZE) VAL [SIZE=20, a=38, b=38, c=20, d=19, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND FALSE !(!(cond)) VAL [SIZE=20, last=21] [L42] RET __VERIFIER_assert(a==b && c==SIZE) [L23] COND TRUE 1 [L24] st=1 [L25] c=0 VAL [SIZE=20, a=38, b=38, c=0, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=0, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=1, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=1, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=2, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=2, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=3, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=3, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=4, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=4, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=5, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=5, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=6, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=6, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=7, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=7, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=8, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=8, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=9, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=9, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=10, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=10, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=11, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=11, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=12, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=12, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=13, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=13, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=14, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=14, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=15, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=15, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=16, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=16, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=17, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=17, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=18, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=18, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=19, d=19, last=21, st=1] [L25] COND TRUE c=last) VAL [SIZE=20, a=38, b=38, c=19, d=19, last=21, st=1] [L25] c++ VAL [SIZE=20, a=38, b=38, c=20, d=19, last=21, st=1] [L25] COND FALSE !(c=SIZE [L35] d++ VAL [SIZE=20, a=40, b=40, c=20, d=20, last=21] [L37] COND TRUE d == SIZE [L38] a = 0 [L39] b = 1 VAL [SIZE=20, a=0, b=1, c=20, d=20, last=21] [L42] CALL __VERIFIER_assert(a==b && c==SIZE) [L11] COND TRUE !(cond) VAL [SIZE=20, last=21] [L12] reach_error() VAL [SIZE=20, last=21] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.9s, OverallIterations: 19, TraceHistogramMax: 400, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3079 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3079 mSDsluCounter, 1166 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 929 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2678 IncrementalHoareTripleChecker+Invalid, 2780 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 237 mSDtfsCounter, 2678 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4371 GetRequests, 3726 SyntacticMatches, 24 SemanticMatches, 621 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25293 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1932occurred in iteration=18, InterpolantAutomatonStates: 418, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 18 MinimizatonAttempts, 2562 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 5754 NumberOfCodeBlocks, 5700 NumberOfCodeBlocksAsserted, 167 NumberOfCheckSat, 6194 ConstructedInterpolants, 0 QuantifiedInterpolants, 38614 SizeOfPredicates, 32 NumberOfNonLiveVariables, 3631 ConjunctsInSsa, 161 ConjunctsInUnsatCore, 38 InterpolantComputations, 9 PerfectInterpolantSequences, 45696/457218 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 RESULT: Ultimate proved your program to be incorrect! [2024-10-23 23:59:40,593 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE