/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label44.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 17:37:31,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 17:37:31,334 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 17:37:31,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 17:37:31,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 17:37:31,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 17:37:31,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 17:37:31,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 17:37:31,363 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 17:37:31,366 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 17:37:31,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 17:37:31,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 17:37:31,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 17:37:31,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 17:37:31,368 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 17:37:31,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 17:37:31,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 17:37:31,368 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 17:37:31,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 17:37:31,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 17:37:31,370 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 17:37:31,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 17:37:31,370 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 17:37:31,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 17:37:31,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 17:37:31,371 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 17:37:31,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 17:37:31,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 17:37:31,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 17:37:31,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 17:37:31,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 17:37:31,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 17:37:31,373 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 17:37:31,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 17:37:31,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 17:37:31,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 17:37:31,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 17:37:31,541 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 17:37:31,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label44.c [2023-12-20 17:37:32,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 17:37:32,976 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 17:37:32,977 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label44.c [2023-12-20 17:37:32,998 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4faec09a1/63bb822a55924d2cab6d5f46d2708c1c/FLAG0750c6aa8 [2023-12-20 17:37:33,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4faec09a1/63bb822a55924d2cab6d5f46d2708c1c [2023-12-20 17:37:33,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 17:37:33,015 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 17:37:33,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 17:37:33,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 17:37:33,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 17:37:33,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:33,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb147a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33, skipping insertion in model container [2023-12-20 17:37:33,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:33,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 17:37:33,260 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label44.c[5354,5367] [2023-12-20 17:37:33,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 17:37:33,689 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 17:37:33,710 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label44.c[5354,5367] [2023-12-20 17:37:33,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 17:37:33,904 INFO L206 MainTranslator]: Completed translation [2023-12-20 17:37:33,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33 WrapperNode [2023-12-20 17:37:33,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 17:37:33,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 17:37:33,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 17:37:33,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 17:37:33,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:33,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,169 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2613 [2023-12-20 17:37:34,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 17:37:34,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 17:37:34,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 17:37:34,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 17:37:34,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,210 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,338 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]. [2023-12-20 17:37:34,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 17:37:34,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 17:37:34,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 17:37:34,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 17:37:34,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (1/1) ... [2023-12-20 17:37:34,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 17:37:34,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:37:34,565 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) [2023-12-20 17:37:34,582 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 [2023-12-20 17:37:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 17:37:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 17:37:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 17:37:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 17:37:34,629 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 17:37:34,631 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 17:37:37,138 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 17:37:37,171 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 17:37:37,171 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 17:37:37,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 05:37:37 BoogieIcfgContainer [2023-12-20 17:37:37,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 17:37:37,188 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 17:37:37,188 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 17:37:37,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 17:37:37,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 05:37:33" (1/3) ... [2023-12-20 17:37:37,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73bc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 05:37:37, skipping insertion in model container [2023-12-20 17:37:37,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 05:37:33" (2/3) ... [2023-12-20 17:37:37,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73bc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 05:37:37, skipping insertion in model container [2023-12-20 17:37:37,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 05:37:37" (3/3) ... [2023-12-20 17:37:37,192 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label44.c [2023-12-20 17:37:37,202 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 17:37:37,203 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 17:37:37,252 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 17:37:37,257 INFO L357 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, mHoare=true, 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;@90f1eaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 17:37:37,257 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 17:37:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 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) [2023-12-20 17:37:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-20 17:37:37,273 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:37,274 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:37,274 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:37,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:37,295 INFO L85 PathProgramCache]: Analyzing trace with hash -345048287, now seen corresponding path program 1 times [2023-12-20 17:37:37,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:37,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061183337] [2023-12-20 17:37:37,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:37,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:37,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:37,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061183337] [2023-12-20 17:37:37,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061183337] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:37,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:37,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 17:37:37,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48302457] [2023-12-20 17:37:37,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:37,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 17:37:37,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:37,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 17:37:37,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 17:37:37,504 INFO L87 Difference]: Start difference. First operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 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 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2023-12-20 17:37:37,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:37,584 INFO L93 Difference]: Finished difference Result 1055 states and 1999 transitions. [2023-12-20 17:37:37,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 17:37:37,595 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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 34 [2023-12-20 17:37:37,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:37,613 INFO L225 Difference]: With dead ends: 1055 [2023-12-20 17:37:37,613 INFO L226 Difference]: Without dead ends: 526 [2023-12-20 17:37:37,619 INFO L412 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 [2023-12-20 17:37:37,626 INFO L413 NwaCegarLoop]: 935 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:37,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 935 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 17:37:37,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2023-12-20 17:37:37,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2023-12-20 17:37:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 525 states have (on average 1.7809523809523808) internal successors, (935), 525 states have internal predecessors, (935), 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) [2023-12-20 17:37:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 935 transitions. [2023-12-20 17:37:37,693 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 935 transitions. Word has length 34 [2023-12-20 17:37:37,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:37,693 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 935 transitions. [2023-12-20 17:37:37,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2023-12-20 17:37:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 935 transitions. [2023-12-20 17:37:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-20 17:37:37,694 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:37,694 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:37,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 17:37:37,695 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:37,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:37,695 INFO L85 PathProgramCache]: Analyzing trace with hash 515448986, now seen corresponding path program 1 times [2023-12-20 17:37:37,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:37,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741523745] [2023-12-20 17:37:37,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:37,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:37,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:37,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741523745] [2023-12-20 17:37:37,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741523745] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:37,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:37,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 17:37:37,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766830847] [2023-12-20 17:37:37,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:37,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:37,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:37,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:37,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:37,863 INFO L87 Difference]: Start difference. First operand 526 states and 935 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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) [2023-12-20 17:37:39,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:39,872 INFO L93 Difference]: Finished difference Result 1499 states and 2693 transitions. [2023-12-20 17:37:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:39,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 34 [2023-12-20 17:37:39,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:39,876 INFO L225 Difference]: With dead ends: 1499 [2023-12-20 17:37:39,876 INFO L226 Difference]: Without dead ends: 974 [2023-12-20 17:37:39,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:39,878 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 439 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1341 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 439 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:39,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [439 Valid, 495 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1341 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-20 17:37:39,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2023-12-20 17:37:39,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 971. [2023-12-20 17:37:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 971 states, 970 states have (on average 1.5082474226804123) internal successors, (1463), 970 states have internal predecessors, (1463), 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) [2023-12-20 17:37:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 1463 transitions. [2023-12-20 17:37:39,900 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 1463 transitions. Word has length 34 [2023-12-20 17:37:39,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:39,900 INFO L495 AbstractCegarLoop]: Abstraction has 971 states and 1463 transitions. [2023-12-20 17:37:39,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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) [2023-12-20 17:37:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1463 transitions. [2023-12-20 17:37:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-20 17:37:39,902 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:39,903 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:39,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-20 17:37:39,903 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:39,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:39,903 INFO L85 PathProgramCache]: Analyzing trace with hash 534901453, now seen corresponding path program 1 times [2023-12-20 17:37:39,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:39,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412603760] [2023-12-20 17:37:39,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:39,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:40,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:40,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412603760] [2023-12-20 17:37:40,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412603760] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:40,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:40,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:40,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939110820] [2023-12-20 17:37:40,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:40,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:40,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:40,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:40,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:40,105 INFO L87 Difference]: Start difference. First operand 971 states and 1463 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2023-12-20 17:37:41,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:41,830 INFO L93 Difference]: Finished difference Result 2813 states and 4241 transitions. [2023-12-20 17:37:41,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:41,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 104 [2023-12-20 17:37:41,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:41,836 INFO L225 Difference]: With dead ends: 2813 [2023-12-20 17:37:41,836 INFO L226 Difference]: Without dead ends: 1843 [2023-12-20 17:37:41,838 INFO L412 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 [2023-12-20 17:37:41,839 INFO L413 NwaCegarLoop]: 851 mSDtfsCounter, 456 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 1284 mSolverCounterSat, 414 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 1698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 414 IncrementalHoareTripleChecker+Valid, 1284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:41,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 918 Invalid, 1698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [414 Valid, 1284 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:37:41,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2023-12-20 17:37:41,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1841. [2023-12-20 17:37:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1841 states, 1840 states have (on average 1.3603260869565217) internal successors, (2503), 1840 states have internal predecessors, (2503), 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) [2023-12-20 17:37:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2503 transitions. [2023-12-20 17:37:41,886 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2503 transitions. Word has length 104 [2023-12-20 17:37:41,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:41,891 INFO L495 AbstractCegarLoop]: Abstraction has 1841 states and 2503 transitions. [2023-12-20 17:37:41,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2023-12-20 17:37:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2503 transitions. [2023-12-20 17:37:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-20 17:37:41,899 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:41,899 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:41,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-20 17:37:41,900 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:41,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:41,900 INFO L85 PathProgramCache]: Analyzing trace with hash -697563126, now seen corresponding path program 1 times [2023-12-20 17:37:41,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:41,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103630838] [2023-12-20 17:37:41,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:41,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:42,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:42,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103630838] [2023-12-20 17:37:42,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103630838] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:42,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:42,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 17:37:42,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047581385] [2023-12-20 17:37:42,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:42,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:42,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:42,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:42,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:42,091 INFO L87 Difference]: Start difference. First operand 1841 states and 2503 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2023-12-20 17:37:43,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:43,734 INFO L93 Difference]: Finished difference Result 5394 states and 7325 transitions. [2023-12-20 17:37:43,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:43,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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 126 [2023-12-20 17:37:43,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:43,741 INFO L225 Difference]: With dead ends: 5394 [2023-12-20 17:37:43,741 INFO L226 Difference]: Without dead ends: 2700 [2023-12-20 17:37:43,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:43,745 INFO L413 NwaCegarLoop]: 514 mSDtfsCounter, 368 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1082 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 1082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:43,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 589 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 1082 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-20 17:37:43,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2700 states. [2023-12-20 17:37:43,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2700 to 2700. [2023-12-20 17:37:43,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2700 states, 2699 states have (on average 1.1919229344201556) internal successors, (3217), 2699 states have internal predecessors, (3217), 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) [2023-12-20 17:37:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2700 states and 3217 transitions. [2023-12-20 17:37:43,776 INFO L78 Accepts]: Start accepts. Automaton has 2700 states and 3217 transitions. Word has length 126 [2023-12-20 17:37:43,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:43,777 INFO L495 AbstractCegarLoop]: Abstraction has 2700 states and 3217 transitions. [2023-12-20 17:37:43,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2023-12-20 17:37:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3217 transitions. [2023-12-20 17:37:43,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-20 17:37:43,779 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:43,779 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:43,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-20 17:37:43,779 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:43,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:43,779 INFO L85 PathProgramCache]: Analyzing trace with hash -997844745, now seen corresponding path program 1 times [2023-12-20 17:37:43,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:43,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826607974] [2023-12-20 17:37:43,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:43,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:43,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:43,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826607974] [2023-12-20 17:37:43,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826607974] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:43,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:43,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:43,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784410738] [2023-12-20 17:37:43,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:43,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:43,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:43,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:43,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:43,957 INFO L87 Difference]: Start difference. First operand 2700 states and 3217 transitions. Second operand has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 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) [2023-12-20 17:37:45,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:45,662 INFO L93 Difference]: Finished difference Result 7107 states and 8597 transitions. [2023-12-20 17:37:45,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:45,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 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 186 [2023-12-20 17:37:45,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:45,674 INFO L225 Difference]: With dead ends: 7107 [2023-12-20 17:37:45,675 INFO L226 Difference]: Without dead ends: 4408 [2023-12-20 17:37:45,678 INFO L412 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 [2023-12-20 17:37:45,683 INFO L413 NwaCegarLoop]: 724 mSDtfsCounter, 496 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:45,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 781 Invalid, 1443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-20 17:37:45,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2023-12-20 17:37:45,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 4408. [2023-12-20 17:37:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4408 states, 4407 states have (on average 1.1706376219650556) internal successors, (5159), 4407 states have internal predecessors, (5159), 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) [2023-12-20 17:37:45,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 4408 states and 5159 transitions. [2023-12-20 17:37:45,737 INFO L78 Accepts]: Start accepts. Automaton has 4408 states and 5159 transitions. Word has length 186 [2023-12-20 17:37:45,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:45,738 INFO L495 AbstractCegarLoop]: Abstraction has 4408 states and 5159 transitions. [2023-12-20 17:37:45,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 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) [2023-12-20 17:37:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 4408 states and 5159 transitions. [2023-12-20 17:37:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-20 17:37:45,742 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:45,742 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:45,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-20 17:37:45,742 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:45,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:45,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1480471972, now seen corresponding path program 1 times [2023-12-20 17:37:45,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:45,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848216825] [2023-12-20 17:37:45,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:45,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-20 17:37:45,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:45,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848216825] [2023-12-20 17:37:45,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848216825] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:45,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:45,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:45,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888042743] [2023-12-20 17:37:45,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:45,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:45,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:45,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:45,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:45,892 INFO L87 Difference]: Start difference. First operand 4408 states and 5159 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 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) [2023-12-20 17:37:47,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:47,348 INFO L93 Difference]: Finished difference Result 10935 states and 12969 transitions. [2023-12-20 17:37:47,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:47,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 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 188 [2023-12-20 17:37:47,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:47,365 INFO L225 Difference]: With dead ends: 10935 [2023-12-20 17:37:47,366 INFO L226 Difference]: Without dead ends: 6527 [2023-12-20 17:37:47,371 INFO L412 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 [2023-12-20 17:37:47,372 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 415 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 1490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:47,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 442 Invalid, 1490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1216 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:37:47,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6527 states. [2023-12-20 17:37:47,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6527 to 4381. [2023-12-20 17:37:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4381 states, 4380 states have (on average 1.1684931506849314) internal successors, (5118), 4380 states have internal predecessors, (5118), 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) [2023-12-20 17:37:47,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 4381 states and 5118 transitions. [2023-12-20 17:37:47,432 INFO L78 Accepts]: Start accepts. Automaton has 4381 states and 5118 transitions. Word has length 188 [2023-12-20 17:37:47,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:47,432 INFO L495 AbstractCegarLoop]: Abstraction has 4381 states and 5118 transitions. [2023-12-20 17:37:47,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 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) [2023-12-20 17:37:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 4381 states and 5118 transitions. [2023-12-20 17:37:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-20 17:37:47,435 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:47,435 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:47,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-20 17:37:47,435 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:47,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:47,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1189066134, now seen corresponding path program 1 times [2023-12-20 17:37:47,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:47,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102189400] [2023-12-20 17:37:47,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:47,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:47,613 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-20 17:37:47,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:47,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102189400] [2023-12-20 17:37:47,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102189400] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:47,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:47,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:47,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722014572] [2023-12-20 17:37:47,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:47,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:47,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:47,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:47,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:47,615 INFO L87 Difference]: Start difference. First operand 4381 states and 5118 transitions. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2023-12-20 17:37:49,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:49,058 INFO L93 Difference]: Finished difference Result 10044 states and 11705 transitions. [2023-12-20 17:37:49,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:49,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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 254 [2023-12-20 17:37:49,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:49,075 INFO L225 Difference]: With dead ends: 10044 [2023-12-20 17:37:49,075 INFO L226 Difference]: Without dead ends: 5664 [2023-12-20 17:37:49,079 INFO L412 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 [2023-12-20 17:37:49,082 INFO L413 NwaCegarLoop]: 831 mSDtfsCounter, 401 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:49,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 891 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:37:49,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5664 states. [2023-12-20 17:37:49,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5664 to 5233. [2023-12-20 17:37:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5233 states, 5232 states have (on average 1.1588302752293578) internal successors, (6063), 5232 states have internal predecessors, (6063), 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) [2023-12-20 17:37:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 5233 states and 6063 transitions. [2023-12-20 17:37:49,141 INFO L78 Accepts]: Start accepts. Automaton has 5233 states and 6063 transitions. Word has length 254 [2023-12-20 17:37:49,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:49,141 INFO L495 AbstractCegarLoop]: Abstraction has 5233 states and 6063 transitions. [2023-12-20 17:37:49,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2023-12-20 17:37:49,142 INFO L276 IsEmpty]: Start isEmpty. Operand 5233 states and 6063 transitions. [2023-12-20 17:37:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-20 17:37:49,144 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:49,144 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:49,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-20 17:37:49,144 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:49,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:49,144 INFO L85 PathProgramCache]: Analyzing trace with hash 869525850, now seen corresponding path program 1 times [2023-12-20 17:37:49,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:49,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501266272] [2023-12-20 17:37:49,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:49,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:49,284 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-12-20 17:37:49,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:49,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501266272] [2023-12-20 17:37:49,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501266272] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:49,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:49,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:49,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759190466] [2023-12-20 17:37:49,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:49,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:49,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:49,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:49,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:49,286 INFO L87 Difference]: Start difference. First operand 5233 states and 6063 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2023-12-20 17:37:51,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:51,018 INFO L93 Difference]: Finished difference Result 12592 states and 14782 transitions. [2023-12-20 17:37:51,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:51,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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 266 [2023-12-20 17:37:51,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:51,060 INFO L225 Difference]: With dead ends: 12592 [2023-12-20 17:37:51,060 INFO L226 Difference]: Without dead ends: 6935 [2023-12-20 17:37:51,065 INFO L412 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 [2023-12-20 17:37:51,065 INFO L413 NwaCegarLoop]: 776 mSDtfsCounter, 383 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 1458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:51,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 844 Invalid, 1458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-20 17:37:51,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6935 states. [2023-12-20 17:37:51,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6935 to 6935. [2023-12-20 17:37:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 6934 states have (on average 1.1322468993366022) internal successors, (7851), 6934 states have internal predecessors, (7851), 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) [2023-12-20 17:37:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 7851 transitions. [2023-12-20 17:37:51,233 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 7851 transitions. Word has length 266 [2023-12-20 17:37:51,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:51,233 INFO L495 AbstractCegarLoop]: Abstraction has 6935 states and 7851 transitions. [2023-12-20 17:37:51,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2023-12-20 17:37:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 7851 transitions. [2023-12-20 17:37:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2023-12-20 17:37:51,237 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:51,237 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:51,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-20 17:37:51,237 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:51,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:51,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1534878283, now seen corresponding path program 1 times [2023-12-20 17:37:51,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:51,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660078601] [2023-12-20 17:37:51,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:51,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:51,379 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-12-20 17:37:51,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:51,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660078601] [2023-12-20 17:37:51,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660078601] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:51,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:51,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:51,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35388545] [2023-12-20 17:37:51,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:51,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:51,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:51,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:51,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:51,382 INFO L87 Difference]: Start difference. First operand 6935 states and 7851 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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) [2023-12-20 17:37:52,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:52,933 INFO L93 Difference]: Finished difference Result 17278 states and 19682 transitions. [2023-12-20 17:37:52,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:52,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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 306 [2023-12-20 17:37:52,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:52,959 INFO L225 Difference]: With dead ends: 17278 [2023-12-20 17:37:52,959 INFO L226 Difference]: Without dead ends: 9467 [2023-12-20 17:37:52,980 INFO L412 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 [2023-12-20 17:37:52,980 INFO L413 NwaCegarLoop]: 608 mSDtfsCounter, 510 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1184 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 1184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:52,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 637 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 1184 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:37:52,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9467 states. [2023-12-20 17:37:53,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9467 to 9037. [2023-12-20 17:37:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9037 states, 9036 states have (on average 1.1249446657813191) internal successors, (10165), 9036 states have internal predecessors, (10165), 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) [2023-12-20 17:37:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9037 states to 9037 states and 10165 transitions. [2023-12-20 17:37:53,158 INFO L78 Accepts]: Start accepts. Automaton has 9037 states and 10165 transitions. Word has length 306 [2023-12-20 17:37:53,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:53,158 INFO L495 AbstractCegarLoop]: Abstraction has 9037 states and 10165 transitions. [2023-12-20 17:37:53,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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) [2023-12-20 17:37:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 9037 states and 10165 transitions. [2023-12-20 17:37:53,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2023-12-20 17:37:53,163 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:53,163 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:53,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-20 17:37:53,163 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:53,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:53,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1197621651, now seen corresponding path program 1 times [2023-12-20 17:37:53,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:53,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841710812] [2023-12-20 17:37:53,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:53,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 17:37:53,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:53,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841710812] [2023-12-20 17:37:53,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841710812] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:53,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:53,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:53,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301718221] [2023-12-20 17:37:53,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:53,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:37:53,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:53,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:37:53,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:37:53,628 INFO L87 Difference]: Start difference. First operand 9037 states and 10165 transitions. Second operand has 4 states, 4 states have (on average 93.25) internal successors, (373), 3 states have internal predecessors, (373), 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) [2023-12-20 17:37:56,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:56,204 INFO L93 Difference]: Finished difference Result 26189 states and 29347 transitions. [2023-12-20 17:37:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:37:56,205 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 93.25) internal successors, (373), 3 states have internal predecessors, (373), 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 373 [2023-12-20 17:37:56,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:56,230 INFO L225 Difference]: With dead ends: 26189 [2023-12-20 17:37:56,230 INFO L226 Difference]: Without dead ends: 16728 [2023-12-20 17:37:56,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:37:56,240 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 536 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 2687 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 2857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:56,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [536 Valid, 370 Invalid, 2857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2687 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-20 17:37:56,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16728 states. [2023-12-20 17:37:56,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16728 to 16707. [2023-12-20 17:37:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16707 states, 16706 states have (on average 1.1082844487010655) internal successors, (18515), 16706 states have internal predecessors, (18515), 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) [2023-12-20 17:37:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16707 states to 16707 states and 18515 transitions. [2023-12-20 17:37:56,387 INFO L78 Accepts]: Start accepts. Automaton has 16707 states and 18515 transitions. Word has length 373 [2023-12-20 17:37:56,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:56,387 INFO L495 AbstractCegarLoop]: Abstraction has 16707 states and 18515 transitions. [2023-12-20 17:37:56,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 93.25) internal successors, (373), 3 states have internal predecessors, (373), 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) [2023-12-20 17:37:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 16707 states and 18515 transitions. [2023-12-20 17:37:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2023-12-20 17:37:56,393 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:56,394 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:56,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-20 17:37:56,394 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:56,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:56,395 INFO L85 PathProgramCache]: Analyzing trace with hash -870284231, now seen corresponding path program 1 times [2023-12-20 17:37:56,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:56,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178166420] [2023-12-20 17:37:56,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:56,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2023-12-20 17:37:56,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:56,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178166420] [2023-12-20 17:37:56,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178166420] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:56,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:37:56,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:37:56,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637914625] [2023-12-20 17:37:56,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:56,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:37:56,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:56,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:37:56,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:37:56,652 INFO L87 Difference]: Start difference. First operand 16707 states and 18515 transitions. Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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) [2023-12-20 17:37:58,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:37:58,270 INFO L93 Difference]: Finished difference Result 39813 states and 44146 transitions. [2023-12-20 17:37:58,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:37:58,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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 377 [2023-12-20 17:37:58,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:37:58,295 INFO L225 Difference]: With dead ends: 39813 [2023-12-20 17:37:58,295 INFO L226 Difference]: Without dead ends: 23107 [2023-12-20 17:37:58,309 INFO L412 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 [2023-12-20 17:37:58,310 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 428 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 1429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:37:58,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [428 Valid, 767 Invalid, 1429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-20 17:37:58,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23107 states. [2023-12-20 17:37:58,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23107 to 22241. [2023-12-20 17:37:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22241 states, 22240 states have (on average 1.1049460431654676) internal successors, (24574), 22240 states have internal predecessors, (24574), 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) [2023-12-20 17:37:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22241 states to 22241 states and 24574 transitions. [2023-12-20 17:37:58,491 INFO L78 Accepts]: Start accepts. Automaton has 22241 states and 24574 transitions. Word has length 377 [2023-12-20 17:37:58,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:37:58,496 INFO L495 AbstractCegarLoop]: Abstraction has 22241 states and 24574 transitions. [2023-12-20 17:37:58,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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) [2023-12-20 17:37:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 22241 states and 24574 transitions. [2023-12-20 17:37:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2023-12-20 17:37:58,590 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:37:58,591 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:37:58,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-20 17:37:58,591 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:37:58,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:37:58,592 INFO L85 PathProgramCache]: Analyzing trace with hash 674468631, now seen corresponding path program 1 times [2023-12-20 17:37:58,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:37:58,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728335174] [2023-12-20 17:37:58,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:58,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:37:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 284 proven. 82 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-20 17:37:59,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:37:59,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728335174] [2023-12-20 17:37:59,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728335174] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:37:59,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [569722687] [2023-12-20 17:37:59,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:37:59,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:37:59,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:37:59,039 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) [2023-12-20 17:37:59,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-20 17:37:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:37:59,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-20 17:37:59,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:37:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-20 17:37:59,701 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:37:59,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [569722687] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:37:59,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:37:59,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3] total 6 [2023-12-20 17:37:59,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898376833] [2023-12-20 17:37:59,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:37:59,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:37:59,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:37:59,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:37:59,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-20 17:37:59,703 INFO L87 Difference]: Start difference. First operand 22241 states and 24574 transitions. Second operand has 4 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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) [2023-12-20 17:38:02,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:02,400 INFO L93 Difference]: Finished difference Result 62822 states and 69861 transitions. [2023-12-20 17:38:02,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:38:02,401 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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 593 [2023-12-20 17:38:02,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:02,444 INFO L225 Difference]: With dead ends: 62822 [2023-12-20 17:38:02,444 INFO L226 Difference]: Without dead ends: 39303 [2023-12-20 17:38:02,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 595 GetRequests, 591 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-20 17:38:02,466 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 616 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 2975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:02,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [616 Valid, 174 Invalid, 2975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [483 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-20 17:38:02,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39303 states. [2023-12-20 17:38:02,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39303 to 37568. [2023-12-20 17:38:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37568 states, 37567 states have (on average 1.1107088668246068) internal successors, (41726), 37567 states have internal predecessors, (41726), 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) [2023-12-20 17:38:03,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37568 states to 37568 states and 41726 transitions. [2023-12-20 17:38:03,057 INFO L78 Accepts]: Start accepts. Automaton has 37568 states and 41726 transitions. Word has length 593 [2023-12-20 17:38:03,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:03,072 INFO L495 AbstractCegarLoop]: Abstraction has 37568 states and 41726 transitions. [2023-12-20 17:38:03,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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) [2023-12-20 17:38:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 37568 states and 41726 transitions. [2023-12-20 17:38:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2023-12-20 17:38:03,126 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:03,126 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:03,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-20 17:38:03,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-20 17:38:03,332 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:03,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:03,333 INFO L85 PathProgramCache]: Analyzing trace with hash -2091307537, now seen corresponding path program 1 times [2023-12-20 17:38:03,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:03,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539850167] [2023-12-20 17:38:03,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:03,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:03,634 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2023-12-20 17:38:03,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:03,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539850167] [2023-12-20 17:38:03,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539850167] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:03,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:03,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:03,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260522856] [2023-12-20 17:38:03,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:03,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:03,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:03,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:03,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:03,637 INFO L87 Difference]: Start difference. First operand 37568 states and 41726 transitions. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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) [2023-12-20 17:38:05,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:05,200 INFO L93 Difference]: Finished difference Result 83644 states and 93375 transitions. [2023-12-20 17:38:05,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:05,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 678 [2023-12-20 17:38:05,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:05,289 INFO L225 Difference]: With dead ends: 83644 [2023-12-20 17:38:05,289 INFO L226 Difference]: Without dead ends: 46077 [2023-12-20 17:38:05,308 INFO L412 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 [2023-12-20 17:38:05,309 INFO L413 NwaCegarLoop]: 649 mSDtfsCounter, 486 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1147 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:05,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 692 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1147 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-20 17:38:05,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46077 states. [2023-12-20 17:38:05,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46077 to 46071. [2023-12-20 17:38:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46071 states, 46070 states have (on average 1.1090080312567832) internal successors, (51092), 46070 states have internal predecessors, (51092), 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) [2023-12-20 17:38:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46071 states to 46071 states and 51092 transitions. [2023-12-20 17:38:05,853 INFO L78 Accepts]: Start accepts. Automaton has 46071 states and 51092 transitions. Word has length 678 [2023-12-20 17:38:05,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:05,868 INFO L495 AbstractCegarLoop]: Abstraction has 46071 states and 51092 transitions. [2023-12-20 17:38:05,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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) [2023-12-20 17:38:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 46071 states and 51092 transitions. [2023-12-20 17:38:05,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-12-20 17:38:05,935 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:05,936 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:05,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-20 17:38:05,937 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:05,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:05,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1990181904, now seen corresponding path program 1 times [2023-12-20 17:38:05,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:05,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26427091] [2023-12-20 17:38:05,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:05,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:06,508 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 444 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2023-12-20 17:38:06,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:06,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26427091] [2023-12-20 17:38:06,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26427091] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:06,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:06,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:06,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129334996] [2023-12-20 17:38:06,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:06,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:06,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:06,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:06,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:06,510 INFO L87 Difference]: Start difference. First operand 46071 states and 51092 transitions. Second operand has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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) [2023-12-20 17:38:08,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:08,118 INFO L93 Difference]: Finished difference Result 98538 states and 109291 transitions. [2023-12-20 17:38:08,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:08,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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 762 [2023-12-20 17:38:08,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:08,170 INFO L225 Difference]: With dead ends: 98538 [2023-12-20 17:38:08,170 INFO L226 Difference]: Without dead ends: 52468 [2023-12-20 17:38:08,192 INFO L412 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 [2023-12-20 17:38:08,193 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 475 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1233 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:08,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 276 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1233 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:38:08,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52468 states. [2023-12-20 17:38:08,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52468 to 41803. [2023-12-20 17:38:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41803 states, 41802 states have (on average 1.1122673556289173) internal successors, (46495), 41802 states have internal predecessors, (46495), 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) [2023-12-20 17:38:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41803 states to 41803 states and 46495 transitions. [2023-12-20 17:38:08,767 INFO L78 Accepts]: Start accepts. Automaton has 41803 states and 46495 transitions. Word has length 762 [2023-12-20 17:38:08,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:08,767 INFO L495 AbstractCegarLoop]: Abstraction has 41803 states and 46495 transitions. [2023-12-20 17:38:08,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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) [2023-12-20 17:38:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 41803 states and 46495 transitions. [2023-12-20 17:38:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2023-12-20 17:38:08,795 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:08,795 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:08,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-20 17:38:08,795 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:08,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:08,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1428144108, now seen corresponding path program 1 times [2023-12-20 17:38:08,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:08,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242417323] [2023-12-20 17:38:08,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:08,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:09,959 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 462 proven. 34 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-20 17:38:09,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:09,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242417323] [2023-12-20 17:38:09,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242417323] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-20 17:38:09,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313822517] [2023-12-20 17:38:09,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:09,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-20 17:38:09,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 17:38:09,960 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) [2023-12-20 17:38:10,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-20 17:38:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:10,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-20 17:38:10,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-20 17:38:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-12-20 17:38:10,635 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-20 17:38:10,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313822517] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:10,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-20 17:38:10,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-12-20 17:38:10,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349985439] [2023-12-20 17:38:10,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:10,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:10,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:10,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:10,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-20 17:38:10,640 INFO L87 Difference]: Start difference. First operand 41803 states and 46495 transitions. Second operand has 3 states, 3 states have (on average 232.66666666666666) internal successors, (698), 3 states have internal predecessors, (698), 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) [2023-12-20 17:38:11,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:11,976 INFO L93 Difference]: Finished difference Result 83602 states and 92986 transitions. [2023-12-20 17:38:11,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:11,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 232.66666666666666) internal successors, (698), 3 states have internal predecessors, (698), 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 812 [2023-12-20 17:38:11,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:12,015 INFO L225 Difference]: With dead ends: 83602 [2023-12-20 17:38:12,015 INFO L226 Difference]: Without dead ends: 41799 [2023-12-20 17:38:12,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 818 GetRequests, 812 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-20 17:38:12,040 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 116 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1142 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:12,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 688 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1142 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-20 17:38:12,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41799 states. [2023-12-20 17:38:12,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41799 to 40096. [2023-12-20 17:38:12,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40096 states, 40095 states have (on average 1.0827534605312383) internal successors, (43413), 40095 states have internal predecessors, (43413), 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) [2023-12-20 17:38:12,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40096 states to 40096 states and 43413 transitions. [2023-12-20 17:38:12,506 INFO L78 Accepts]: Start accepts. Automaton has 40096 states and 43413 transitions. Word has length 812 [2023-12-20 17:38:12,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:12,507 INFO L495 AbstractCegarLoop]: Abstraction has 40096 states and 43413 transitions. [2023-12-20 17:38:12,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 232.66666666666666) internal successors, (698), 3 states have internal predecessors, (698), 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) [2023-12-20 17:38:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 40096 states and 43413 transitions. [2023-12-20 17:38:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2023-12-20 17:38:12,538 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:12,538 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:12,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-20 17:38:12,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-12-20 17:38:12,741 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:12,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:12,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1280868498, now seen corresponding path program 1 times [2023-12-20 17:38:12,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:12,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472258776] [2023-12-20 17:38:12,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:12,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:13,199 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2023-12-20 17:38:13,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:13,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472258776] [2023-12-20 17:38:13,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472258776] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:13,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:13,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:13,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485434477] [2023-12-20 17:38:13,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:13,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:13,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:13,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:13,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:13,201 INFO L87 Difference]: Start difference. First operand 40096 states and 43413 transitions. Second operand has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 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) [2023-12-20 17:38:14,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:14,812 INFO L93 Difference]: Finished difference Result 84874 states and 91966 transitions. [2023-12-20 17:38:14,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:14,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 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 815 [2023-12-20 17:38:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:14,862 INFO L225 Difference]: With dead ends: 84874 [2023-12-20 17:38:14,862 INFO L226 Difference]: Without dead ends: 44779 [2023-12-20 17:38:14,869 INFO L412 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 [2023-12-20 17:38:14,869 INFO L413 NwaCegarLoop]: 286 mSDtfsCounter, 454 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 1163 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:14,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [454 Valid, 337 Invalid, 1358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1163 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-20 17:38:14,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44779 states. [2023-12-20 17:38:15,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44779 to 42224. [2023-12-20 17:38:15,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42224 states, 42223 states have (on average 1.0727565544845226) internal successors, (45295), 42223 states have internal predecessors, (45295), 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) [2023-12-20 17:38:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42224 states to 42224 states and 45295 transitions. [2023-12-20 17:38:15,229 INFO L78 Accepts]: Start accepts. Automaton has 42224 states and 45295 transitions. Word has length 815 [2023-12-20 17:38:15,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:15,229 INFO L495 AbstractCegarLoop]: Abstraction has 42224 states and 45295 transitions. [2023-12-20 17:38:15,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 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) [2023-12-20 17:38:15,229 INFO L276 IsEmpty]: Start isEmpty. Operand 42224 states and 45295 transitions. [2023-12-20 17:38:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2023-12-20 17:38:15,255 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:15,255 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:15,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-20 17:38:15,255 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:15,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:15,256 INFO L85 PathProgramCache]: Analyzing trace with hash -81721498, now seen corresponding path program 1 times [2023-12-20 17:38:15,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:15,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316161472] [2023-12-20 17:38:15,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2023-12-20 17:38:16,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:16,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316161472] [2023-12-20 17:38:16,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316161472] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:16,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:16,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:16,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427717280] [2023-12-20 17:38:16,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:16,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:16,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:16,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:16,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:16,055 INFO L87 Difference]: Start difference. First operand 42224 states and 45295 transitions. Second operand has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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) [2023-12-20 17:38:17,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:17,318 INFO L93 Difference]: Finished difference Result 92536 states and 99477 transitions. [2023-12-20 17:38:17,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:17,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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 841 [2023-12-20 17:38:17,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:17,370 INFO L225 Difference]: With dead ends: 92536 [2023-12-20 17:38:17,370 INFO L226 Difference]: Without dead ends: 49463 [2023-12-20 17:38:17,398 INFO L412 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 [2023-12-20 17:38:17,403 INFO L413 NwaCegarLoop]: 698 mSDtfsCounter, 432 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 1374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:17,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 755 Invalid, 1374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-20 17:38:17,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49463 states. [2023-12-20 17:38:17,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49463 to 49029. [2023-12-20 17:38:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49029 states, 49028 states have (on average 1.0684302847352534) internal successors, (52383), 49028 states have internal predecessors, (52383), 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) [2023-12-20 17:38:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49029 states to 49029 states and 52383 transitions. [2023-12-20 17:38:17,969 INFO L78 Accepts]: Start accepts. Automaton has 49029 states and 52383 transitions. Word has length 841 [2023-12-20 17:38:17,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:17,969 INFO L495 AbstractCegarLoop]: Abstraction has 49029 states and 52383 transitions. [2023-12-20 17:38:17,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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) [2023-12-20 17:38:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 49029 states and 52383 transitions. [2023-12-20 17:38:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2023-12-20 17:38:18,003 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:18,003 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:18,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-20 17:38:18,003 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:18,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:18,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1156413787, now seen corresponding path program 1 times [2023-12-20 17:38:18,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:18,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396154159] [2023-12-20 17:38:18,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:18,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 721 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2023-12-20 17:38:18,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:18,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396154159] [2023-12-20 17:38:18,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396154159] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:18,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:18,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-20 17:38:18,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223635011] [2023-12-20 17:38:18,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:18,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:38:18,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:18,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:38:18,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:38:18,981 INFO L87 Difference]: Start difference. First operand 49029 states and 52383 transitions. Second operand has 4 states, 4 states have (on average 147.0) internal successors, (588), 4 states have internal predecessors, (588), 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) [2023-12-20 17:38:21,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:21,632 INFO L93 Difference]: Finished difference Result 120217 states and 128461 transitions. [2023-12-20 17:38:21,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:38:21,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 147.0) internal successors, (588), 4 states have internal predecessors, (588), 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 899 [2023-12-20 17:38:21,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:21,740 INFO L225 Difference]: With dead ends: 120217 [2023-12-20 17:38:21,741 INFO L226 Difference]: Without dead ends: 70764 [2023-12-20 17:38:21,771 INFO L412 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 [2023-12-20 17:38:21,772 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 711 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 2367 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 2875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 2367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:21,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [711 Valid, 121 Invalid, 2875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 2367 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-20 17:38:21,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70764 states. [2023-12-20 17:38:22,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70764 to 65626. [2023-12-20 17:38:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65626 states, 65625 states have (on average 1.0694857142857144) internal successors, (70185), 65625 states have internal predecessors, (70185), 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) [2023-12-20 17:38:22,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65626 states to 65626 states and 70185 transitions. [2023-12-20 17:38:22,668 INFO L78 Accepts]: Start accepts. Automaton has 65626 states and 70185 transitions. Word has length 899 [2023-12-20 17:38:22,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:22,669 INFO L495 AbstractCegarLoop]: Abstraction has 65626 states and 70185 transitions. [2023-12-20 17:38:22,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 147.0) internal successors, (588), 4 states have internal predecessors, (588), 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) [2023-12-20 17:38:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 65626 states and 70185 transitions. [2023-12-20 17:38:22,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 910 [2023-12-20 17:38:22,710 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:22,711 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:22,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-20 17:38:22,711 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:22,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:22,712 INFO L85 PathProgramCache]: Analyzing trace with hash 328704618, now seen corresponding path program 1 times [2023-12-20 17:38:22,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:22,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409895757] [2023-12-20 17:38:22,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:22,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:23,462 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2023-12-20 17:38:23,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:23,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409895757] [2023-12-20 17:38:23,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409895757] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:23,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:23,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 17:38:23,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895928905] [2023-12-20 17:38:23,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:23,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:23,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:23,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:23,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:23,466 INFO L87 Difference]: Start difference. First operand 65626 states and 70185 transitions. Second operand has 3 states, 3 states have (on average 124.0) internal successors, (372), 2 states have internal predecessors, (372), 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) [2023-12-20 17:38:24,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:24,334 INFO L93 Difference]: Finished difference Result 121021 states and 129295 transitions. [2023-12-20 17:38:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:24,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 124.0) internal successors, (372), 2 states have internal predecessors, (372), 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 909 [2023-12-20 17:38:24,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:24,388 INFO L225 Difference]: With dead ends: 121021 [2023-12-20 17:38:24,388 INFO L226 Difference]: Without dead ends: 55394 [2023-12-20 17:38:24,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:24,422 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 387 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:24,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 86 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-20 17:38:24,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55394 states. [2023-12-20 17:38:25,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55394 to 54956. [2023-12-20 17:38:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54956 states, 54955 states have (on average 1.0667819124738422) internal successors, (58625), 54955 states have internal predecessors, (58625), 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) [2023-12-20 17:38:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54956 states to 54956 states and 58625 transitions. [2023-12-20 17:38:25,137 INFO L78 Accepts]: Start accepts. Automaton has 54956 states and 58625 transitions. Word has length 909 [2023-12-20 17:38:25,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:25,138 INFO L495 AbstractCegarLoop]: Abstraction has 54956 states and 58625 transitions. [2023-12-20 17:38:25,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.0) internal successors, (372), 2 states have internal predecessors, (372), 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) [2023-12-20 17:38:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 54956 states and 58625 transitions. [2023-12-20 17:38:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-12-20 17:38:25,177 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:25,178 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:25,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-20 17:38:25,178 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:25,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:25,178 INFO L85 PathProgramCache]: Analyzing trace with hash 188576275, now seen corresponding path program 1 times [2023-12-20 17:38:25,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:25,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058167729] [2023-12-20 17:38:25,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:25,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-12-20 17:38:25,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:25,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058167729] [2023-12-20 17:38:25,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058167729] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:25,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:25,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:25,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360614954] [2023-12-20 17:38:25,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:25,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:25,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:25,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:25,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:25,875 INFO L87 Difference]: Start difference. First operand 54956 states and 58625 transitions. Second operand has 3 states, 3 states have (on average 271.3333333333333) internal successors, (814), 3 states have internal predecessors, (814), 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) [2023-12-20 17:38:27,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:27,433 INFO L93 Difference]: Finished difference Result 122250 states and 130899 transitions. [2023-12-20 17:38:27,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:27,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 271.3333333333333) internal successors, (814), 3 states have internal predecessors, (814), 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 928 [2023-12-20 17:38:27,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:27,499 INFO L225 Difference]: With dead ends: 122250 [2023-12-20 17:38:27,499 INFO L226 Difference]: Without dead ends: 66870 [2023-12-20 17:38:27,518 INFO L412 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 [2023-12-20 17:38:27,519 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 204 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 1338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:27,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 600 Invalid, 1338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1155 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-20 17:38:27,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66870 states. [2023-12-20 17:38:28,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66870 to 66010. [2023-12-20 17:38:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66010 states, 66009 states have (on average 1.068354315320638) internal successors, (70521), 66009 states have internal predecessors, (70521), 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) [2023-12-20 17:38:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66010 states to 66010 states and 70521 transitions. [2023-12-20 17:38:28,213 INFO L78 Accepts]: Start accepts. Automaton has 66010 states and 70521 transitions. Word has length 928 [2023-12-20 17:38:28,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:28,214 INFO L495 AbstractCegarLoop]: Abstraction has 66010 states and 70521 transitions. [2023-12-20 17:38:28,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 271.3333333333333) internal successors, (814), 3 states have internal predecessors, (814), 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) [2023-12-20 17:38:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 66010 states and 70521 transitions. [2023-12-20 17:38:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2023-12-20 17:38:28,250 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:28,251 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:28,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-20 17:38:28,251 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:28,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:28,251 INFO L85 PathProgramCache]: Analyzing trace with hash 252073451, now seen corresponding path program 1 times [2023-12-20 17:38:28,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:28,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147795871] [2023-12-20 17:38:28,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2023-12-20 17:38:29,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:29,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147795871] [2023-12-20 17:38:29,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147795871] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:29,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:29,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:29,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308362658] [2023-12-20 17:38:29,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:29,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:29,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:29,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:29,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:29,044 INFO L87 Difference]: Start difference. First operand 66010 states and 70521 transitions. Second operand has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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) [2023-12-20 17:38:30,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:30,435 INFO L93 Difference]: Finished difference Result 143949 states and 153911 transitions. [2023-12-20 17:38:30,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:30,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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 949 [2023-12-20 17:38:30,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:30,510 INFO L225 Difference]: With dead ends: 143949 [2023-12-20 17:38:30,510 INFO L226 Difference]: Without dead ends: 77510 [2023-12-20 17:38:30,529 INFO L412 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 [2023-12-20 17:38:30,530 INFO L413 NwaCegarLoop]: 597 mSDtfsCounter, 445 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 1374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:30,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [445 Valid, 629 Invalid, 1374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-20 17:38:30,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77510 states. [2023-12-20 17:38:31,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77510 to 64732. [2023-12-20 17:38:31,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64732 states, 64731 states have (on average 1.0669231125735736) internal successors, (69063), 64731 states have internal predecessors, (69063), 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) [2023-12-20 17:38:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64732 states to 64732 states and 69063 transitions. [2023-12-20 17:38:31,288 INFO L78 Accepts]: Start accepts. Automaton has 64732 states and 69063 transitions. Word has length 949 [2023-12-20 17:38:31,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:31,289 INFO L495 AbstractCegarLoop]: Abstraction has 64732 states and 69063 transitions. [2023-12-20 17:38:31,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 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) [2023-12-20 17:38:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 64732 states and 69063 transitions. [2023-12-20 17:38:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1002 [2023-12-20 17:38:31,328 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:31,328 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:31,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-20 17:38:31,328 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:31,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:31,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1830799523, now seen corresponding path program 1 times [2023-12-20 17:38:31,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:31,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30482442] [2023-12-20 17:38:31,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:31,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2023-12-20 17:38:32,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:32,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30482442] [2023-12-20 17:38:32,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30482442] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:32,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:32,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:32,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514504112] [2023-12-20 17:38:32,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:32,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:32,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:32,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:32,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:32,323 INFO L87 Difference]: Start difference. First operand 64732 states and 69063 transitions. Second operand has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 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) [2023-12-20 17:38:33,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:33,847 INFO L93 Difference]: Finished difference Result 129037 states and 137668 transitions. [2023-12-20 17:38:33,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:33,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 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 1001 [2023-12-20 17:38:33,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:33,913 INFO L225 Difference]: With dead ends: 129037 [2023-12-20 17:38:33,914 INFO L226 Difference]: Without dead ends: 64306 [2023-12-20 17:38:33,951 INFO L412 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 [2023-12-20 17:38:33,952 INFO L413 NwaCegarLoop]: 645 mSDtfsCounter, 274 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 1267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:33,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 686 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-20 17:38:33,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64306 states. [2023-12-20 17:38:34,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64306 to 62592. [2023-12-20 17:38:34,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62592 states, 62591 states have (on average 1.0664312760620536) internal successors, (66749), 62591 states have internal predecessors, (66749), 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) [2023-12-20 17:38:34,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62592 states to 62592 states and 66749 transitions. [2023-12-20 17:38:34,844 INFO L78 Accepts]: Start accepts. Automaton has 62592 states and 66749 transitions. Word has length 1001 [2023-12-20 17:38:34,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:34,845 INFO L495 AbstractCegarLoop]: Abstraction has 62592 states and 66749 transitions. [2023-12-20 17:38:34,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 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) [2023-12-20 17:38:34,845 INFO L276 IsEmpty]: Start isEmpty. Operand 62592 states and 66749 transitions. [2023-12-20 17:38:34,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1149 [2023-12-20 17:38:34,900 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:34,901 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:34,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-20 17:38:34,901 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:34,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:34,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1305489420, now seen corresponding path program 1 times [2023-12-20 17:38:34,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:34,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857790653] [2023-12-20 17:38:34,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:34,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 1150 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2023-12-20 17:38:35,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:35,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857790653] [2023-12-20 17:38:35,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857790653] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:35,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:35,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:35,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264899426] [2023-12-20 17:38:35,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:35,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:35,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:35,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:35,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:35,549 INFO L87 Difference]: Start difference. First operand 62592 states and 66749 transitions. Second operand has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 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) [2023-12-20 17:38:36,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:36,803 INFO L93 Difference]: Finished difference Result 123904 states and 132169 transitions. [2023-12-20 17:38:36,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:36,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 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 1148 [2023-12-20 17:38:36,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:36,861 INFO L225 Difference]: With dead ends: 123904 [2023-12-20 17:38:36,861 INFO L226 Difference]: Without dead ends: 61312 [2023-12-20 17:38:36,895 INFO L412 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 [2023-12-20 17:38:36,896 INFO L413 NwaCegarLoop]: 606 mSDtfsCounter, 115 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:36,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 653 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-20 17:38:36,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61312 states. [2023-12-20 17:38:37,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61312 to 61311. [2023-12-20 17:38:37,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61311 states, 61310 states have (on average 1.0669548197683902) internal successors, (65415), 61310 states have internal predecessors, (65415), 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) [2023-12-20 17:38:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61311 states to 61311 states and 65415 transitions. [2023-12-20 17:38:37,739 INFO L78 Accepts]: Start accepts. Automaton has 61311 states and 65415 transitions. Word has length 1148 [2023-12-20 17:38:37,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:37,740 INFO L495 AbstractCegarLoop]: Abstraction has 61311 states and 65415 transitions. [2023-12-20 17:38:37,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 310.0) internal successors, (930), 3 states have internal predecessors, (930), 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) [2023-12-20 17:38:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 61311 states and 65415 transitions. [2023-12-20 17:38:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1276 [2023-12-20 17:38:37,797 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:37,797 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:37,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-20 17:38:37,798 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:37,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:37,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1559353743, now seen corresponding path program 1 times [2023-12-20 17:38:37,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:37,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184899743] [2023-12-20 17:38:37,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:37,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:38,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2223 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-12-20 17:38:38,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:38,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184899743] [2023-12-20 17:38:38,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184899743] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:38,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:38,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-20 17:38:38,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38156629] [2023-12-20 17:38:38,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:38,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:38:38,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:38,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:38:38,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:38:38,937 INFO L87 Difference]: Start difference. First operand 61311 states and 65415 transitions. Second operand has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 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) [2023-12-20 17:38:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:41,358 INFO L93 Difference]: Finished difference Result 137961 states and 147140 transitions. [2023-12-20 17:38:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:38:41,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 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 1275 [2023-12-20 17:38:41,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:41,520 INFO L225 Difference]: With dead ends: 137961 [2023-12-20 17:38:41,520 INFO L226 Difference]: Without dead ends: 76226 [2023-12-20 17:38:41,546 INFO L412 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 [2023-12-20 17:38:41,547 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 583 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 2304 mSolverCounterSat, 356 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 2660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 356 IncrementalHoareTripleChecker+Valid, 2304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:41,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 111 Invalid, 2660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [356 Valid, 2304 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-20 17:38:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76226 states. [2023-12-20 17:38:42,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76226 to 60461. [2023-12-20 17:38:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60461 states, 60460 states have (on average 1.0674495534237511) internal successors, (64538), 60460 states have internal predecessors, (64538), 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) [2023-12-20 17:38:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60461 states to 60461 states and 64538 transitions. [2023-12-20 17:38:42,236 INFO L78 Accepts]: Start accepts. Automaton has 60461 states and 64538 transitions. Word has length 1275 [2023-12-20 17:38:42,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:42,236 INFO L495 AbstractCegarLoop]: Abstraction has 60461 states and 64538 transitions. [2023-12-20 17:38:42,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 184.0) internal successors, (736), 4 states have internal predecessors, (736), 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) [2023-12-20 17:38:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 60461 states and 64538 transitions. [2023-12-20 17:38:42,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1288 [2023-12-20 17:38:42,293 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:42,293 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:42,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-20 17:38:42,294 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:42,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:42,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1482733915, now seen corresponding path program 1 times [2023-12-20 17:38:42,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:42,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788365822] [2023-12-20 17:38:42,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:42,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1108 proven. 0 refuted. 0 times theorem prover too weak. 1292 trivial. 0 not checked. [2023-12-20 17:38:43,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:43,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788365822] [2023-12-20 17:38:43,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788365822] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:43,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:43,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 17:38:43,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952020407] [2023-12-20 17:38:43,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:43,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 17:38:43,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:43,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 17:38:43,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 17:38:43,302 INFO L87 Difference]: Start difference. First operand 60461 states and 64538 transitions. Second operand has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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) [2023-12-20 17:38:44,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:44,728 INFO L93 Difference]: Finished difference Result 128156 states and 137030 transitions. [2023-12-20 17:38:44,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 17:38:44,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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 1287 [2023-12-20 17:38:44,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:44,798 INFO L225 Difference]: With dead ends: 128156 [2023-12-20 17:38:44,798 INFO L226 Difference]: Without dead ends: 66421 [2023-12-20 17:38:44,833 INFO L412 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 [2023-12-20 17:38:44,833 INFO L413 NwaCegarLoop]: 552 mSDtfsCounter, 148 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 1120 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 1294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:44,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 583 Invalid, 1294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1120 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-20 17:38:44,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66421 states. [2023-12-20 17:38:45,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66421 to 59186. [2023-12-20 17:38:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59186 states, 59185 states have (on average 1.0682943313339528) internal successors, (63227), 59185 states have internal predecessors, (63227), 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) [2023-12-20 17:38:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59186 states to 59186 states and 63227 transitions. [2023-12-20 17:38:45,638 INFO L78 Accepts]: Start accepts. Automaton has 59186 states and 63227 transitions. Word has length 1287 [2023-12-20 17:38:45,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:45,638 INFO L495 AbstractCegarLoop]: Abstraction has 59186 states and 63227 transitions. [2023-12-20 17:38:45,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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) [2023-12-20 17:38:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 59186 states and 63227 transitions. [2023-12-20 17:38:45,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1442 [2023-12-20 17:38:45,694 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 17:38:45,694 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:45,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-20 17:38:45,695 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 17:38:45,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 17:38:45,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1685914215, now seen corresponding path program 1 times [2023-12-20 17:38:45,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 17:38:45,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223625798] [2023-12-20 17:38:45,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 17:38:45,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 17:38:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 17:38:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2333 backedges. 1193 proven. 0 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2023-12-20 17:38:46,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 17:38:46,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223625798] [2023-12-20 17:38:46,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223625798] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 17:38:46,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 17:38:46,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-20 17:38:46,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502353021] [2023-12-20 17:38:46,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 17:38:46,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-20 17:38:46,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 17:38:46,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-20 17:38:46,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-20 17:38:46,758 INFO L87 Difference]: Start difference. First operand 59186 states and 63227 transitions. Second operand has 4 states, 4 states have (on average 189.25) internal successors, (757), 4 states have internal predecessors, (757), 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) [2023-12-20 17:38:49,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 17:38:49,148 INFO L93 Difference]: Finished difference Result 135841 states and 145309 transitions. [2023-12-20 17:38:49,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-20 17:38:49,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 189.25) internal successors, (757), 4 states have internal predecessors, (757), 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 1441 [2023-12-20 17:38:49,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 17:38:49,149 INFO L225 Difference]: With dead ends: 135841 [2023-12-20 17:38:49,149 INFO L226 Difference]: Without dead ends: 0 [2023-12-20 17:38:49,187 INFO L412 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 [2023-12-20 17:38:49,187 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 586 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 2258 mSolverCounterSat, 435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 2693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 2258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-20 17:38:49,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 95 Invalid, 2693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [435 Valid, 2258 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-20 17:38:49,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-20 17:38:49,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-20 17:38:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 17:38:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-20 17:38:49,188 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1441 [2023-12-20 17:38:49,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 17:38:49,188 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-20 17:38:49,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 189.25) internal successors, (757), 4 states have internal predecessors, (757), 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) [2023-12-20 17:38:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-20 17:38:49,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-20 17:38:49,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 17:38:49,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-20 17:38:49,192 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-20 17:38:55,173 WARN L293 SmtUtils]: Spent 5.98s on a formula simplification. DAG size of input: 679 DAG size of output: 678 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,693 INFO L899 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2023-12-20 17:38:57,694 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,695 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,696 INFO L899 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,697 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,698 INFO L899 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,699 INFO L899 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,700 INFO L899 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,701 INFO L899 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1656 2582) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2023-12-20 17:38:57,702 INFO L899 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,703 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,704 INFO L899 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,705 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,706 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,707 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,708 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,709 INFO L899 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,710 INFO L899 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,711 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,712 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L2584(lines 2584 2600) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,713 INFO L899 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L895 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse9 (<= 300 ~a28~0)) (.cse3 (<= ~a26~0 114)) (.cse6 (<= ~a28~0 432928)) (.cse13 (<= ~a26~0 216)) (.cse7 (<= 218 ~a26~0)) (.cse10 (<= ~a28~0 599997)) (.cse8 (<= ~a26~0 117)) (.cse11 (= ~a24~0 2)) (.cse1 (= ~a24~0 1)) (.cse4 (<= 136 ~a28~0)) (.cse5 (<= (+ ~a14~0 84) 0)) (.cse2 (= ~a24~0 3)) (.cse0 (<= ~a21~0 124)) (.cse12 (<= ~a28~0 599999)) (.cse14 (<= (+ ~a14~0 114) 0)) (.cse15 (<= ~a26~0 215))) (or (and .cse0 .cse1 (<= (+ ~a28~0 25) 0)) (and .cse1 (<= (+ ~a28~0 129) 0)) (and .cse2 .cse0 .cse3 .cse4) (and .cse1 .cse5) (and .cse2 .cse0 .cse4 .cse6 .cse5 .cse7) (and .cse2 .cse0 .cse8 .cse4 .cse6 (<= 0 (+ ~a14~0 83))) (and .cse0 (or (and .cse9 .cse1) (and .cse1 .cse7)) .cse10) (and .cse0 .cse3 .cse11) (and .cse0 .cse12 .cse8 .cse11) (and .cse9 .cse2 .cse0 (<= (+ ~a14~0 182) 0) .cse10) (and .cse9 .cse0 .cse1 .cse13) (and .cse3 .cse1) (and .cse0 .cse6 .cse11) (and .cse0 .cse13 .cse11 .cse10) (and .cse0 .cse11 .cse7 .cse10) (and .cse2 .cse0 .cse8 .cse14) (and .cse0 .cse11 .cse5) (and .cse0 .cse1 .cse4 .cse15) (and .cse2 .cse0 (<= ~a28~0 111) .cse5 .cse15) (and .cse2 .cse0 .cse14 (<= ~a28~0 134)) (and .cse2 .cse0 .cse12 .cse14 .cse15))) [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,714 INFO L899 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2023-12-20 17:38:57,715 INFO L899 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,716 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,717 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2023-12-20 17:38:57,718 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2023-12-20 17:38:57,720 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-20 17:38:57,722 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 17:38:57,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 05:38:57 BoogieIcfgContainer [2023-12-20 17:38:57,733 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 17:38:57,733 INFO L158 Benchmark]: Toolchain (without parser) took 84717.68ms. Allocated memory was 237.0MB in the beginning and 6.9GB in the end (delta: 6.6GB). Free memory was 186.7MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2023-12-20 17:38:57,733 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 17:38:57,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 887.61ms. Allocated memory is still 237.0MB. Free memory was 186.7MB in the beginning and 146.7MB in the end (delta: 40.0MB). Peak memory consumption was 85.5MB. Max. memory is 8.0GB. [2023-12-20 17:38:57,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 263.71ms. Allocated memory is still 237.0MB. Free memory was 146.7MB in the beginning and 157.4MB in the end (delta: -10.6MB). Peak memory consumption was 78.5MB. Max. memory is 8.0GB. [2023-12-20 17:38:57,733 INFO L158 Benchmark]: Boogie Preprocessor took 359.03ms. Allocated memory is still 237.0MB. Free memory was 157.4MB in the beginning and 131.4MB in the end (delta: 26.0MB). Peak memory consumption was 91.5MB. Max. memory is 8.0GB. [2023-12-20 17:38:57,733 INFO L158 Benchmark]: RCFGBuilder took 2641.64ms. Allocated memory was 237.0MB in the beginning and 439.4MB in the end (delta: 202.4MB). Free memory was 131.4MB in the beginning and 138.8MB in the end (delta: -7.4MB). Peak memory consumption was 201.9MB. Max. memory is 8.0GB. [2023-12-20 17:38:57,734 INFO L158 Benchmark]: TraceAbstraction took 80544.69ms. Allocated memory was 439.4MB in the beginning and 6.9GB in the end (delta: 6.4GB). Free memory was 138.3MB in the beginning and 4.0GB in the end (delta: -3.9GB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. [2023-12-20 17:38:57,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 177.2MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 887.61ms. Allocated memory is still 237.0MB. Free memory was 186.7MB in the beginning and 146.7MB in the end (delta: 40.0MB). Peak memory consumption was 85.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 263.71ms. Allocated memory is still 237.0MB. Free memory was 146.7MB in the beginning and 157.4MB in the end (delta: -10.6MB). Peak memory consumption was 78.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 359.03ms. Allocated memory is still 237.0MB. Free memory was 157.4MB in the beginning and 131.4MB in the end (delta: 26.0MB). Peak memory consumption was 91.5MB. Max. memory is 8.0GB. * RCFGBuilder took 2641.64ms. Allocated memory was 237.0MB in the beginning and 439.4MB in the end (delta: 202.4MB). Free memory was 131.4MB in the beginning and 138.8MB in the end (delta: -7.4MB). Peak memory consumption was 201.9MB. Max. memory is 8.0GB. * TraceAbstraction took 80544.69ms. Allocated memory was 439.4MB in the beginning and 6.9GB in the end (delta: 6.4GB). Free memory was 138.3MB in the beginning and 4.0GB in the end (delta: -3.9GB). Peak memory consumption was 4.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 123]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 528 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 80.5s, OverallIterations: 26, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 44.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10464 SdHoareTripleChecker+Valid, 38.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10464 mSDsluCounter, 14155 SdHoareTripleChecker+Invalid, 32.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1329 mSDsCounter, 6069 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35503 IncrementalHoareTripleChecker+Invalid, 41572 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6069 mSolverCounterUnsat, 12826 mSDtfsCounter, 35503 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1484 GetRequests, 1447 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66010occurred in iteration=20, InterpolantAutomatonStates: 82, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.4s AutomataMinimizationTime, 26 MinimizatonAttempts, 64926 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 199 NumberOfFragments, 296 HoareAnnotationTreeSize, 1 FormulaSimplifications, 12892 FormulaSimplificationTreeSizeReduction, 6.0s HoareSimplificationTime, 1 FormulaSimplificationsInter, 9616 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 11.4s InterpolantComputationTime, 17991 NumberOfCodeBlocks, 17991 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 17963 ConstructedInterpolants, 0 QuantifiedInterpolants, 32032 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1680 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 28 InterpolantComputations, 26 PerfectInterpolantSequences, 20078/20194 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((a21 <= 124) && (a24 == 1)) && ((a28 + 25) <= 0)) || ((a24 == 1) && ((a28 + 129) <= 0))) || ((((a24 == 3) && (a21 <= 124)) && (a26 <= 114)) && (136 <= a28))) || ((a24 == 1) && ((a14 + 84) <= 0))) || ((((((a24 == 3) && (a21 <= 124)) && (136 <= a28)) && (a28 <= 432928)) && ((a14 + 84) <= 0)) && (218 <= a26))) || ((((((a24 == 3) && (a21 <= 124)) && (a26 <= 117)) && (136 <= a28)) && (a28 <= 432928)) && (0 <= (a14 + 83)))) || (((a21 <= 124) && (((300 <= a28) && (a24 == 1)) || ((a24 == 1) && (218 <= a26)))) && (a28 <= 599997))) || (((a21 <= 124) && (a26 <= 114)) && (a24 == 2))) || ((((a21 <= 124) && (a28 <= 599999)) && (a26 <= 117)) && (a24 == 2))) || (((((300 <= a28) && (a24 == 3)) && (a21 <= 124)) && ((a14 + 182) <= 0)) && (a28 <= 599997))) || ((((300 <= a28) && (a21 <= 124)) && (a24 == 1)) && (a26 <= 216))) || ((a26 <= 114) && (a24 == 1))) || (((a21 <= 124) && (a28 <= 432928)) && (a24 == 2))) || ((((a21 <= 124) && (a26 <= 216)) && (a24 == 2)) && (a28 <= 599997))) || ((((a21 <= 124) && (a24 == 2)) && (218 <= a26)) && (a28 <= 599997))) || ((((a24 == 3) && (a21 <= 124)) && (a26 <= 117)) && ((a14 + 114) <= 0))) || (((a21 <= 124) && (a24 == 2)) && ((a14 + 84) <= 0))) || ((((a21 <= 124) && (a24 == 1)) && (136 <= a28)) && (a26 <= 215))) || (((((a24 == 3) && (a21 <= 124)) && (a28 <= 111)) && ((a14 + 84) <= 0)) && (a26 <= 215))) || ((((a24 == 3) && (a21 <= 124)) && ((a14 + 114) <= 0)) && (a28 <= 134))) || (((((a24 == 3) && (a21 <= 124)) && (a28 <= 599999)) && ((a14 + 114) <= 0)) && (a26 <= 215))) RESULT: Ultimate proved your program to be correct! [2023-12-20 17:38:57,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...