/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/Problem10_label46.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 16:38:54,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 16:38:54,525 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 16:38:54,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 16:38:54,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 16:38:54,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 16:38:54,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 16:38:54,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 16:38:54,576 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 16:38:54,579 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 16:38:54,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 16:38:54,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 16:38:54,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 16:38:54,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 16:38:54,589 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 16:38:54,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 16:38:54,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 16:38:54,590 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 16:38:54,590 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 16:38:54,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 16:38:54,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 16:38:54,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 16:38:54,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 16:38:54,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 16:38:54,591 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 16:38:54,592 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 16:38:54,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 16:38:54,592 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 16:38:54,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 16:38:54,593 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 16:38:54,593 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 16:38:54,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 16:38:54,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 16:38:54,595 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 16:38:54,595 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 16:38:54,595 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 16:38:54,595 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 16:38:54,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 16:38:54,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 16:38:54,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 16:38:55,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 16:38:55,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 16:38:55,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 16:38:55,018 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 16:38:55,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label46.c [2023-12-20 16:38:56,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 16:38:57,062 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 16:38:57,062 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label46.c [2023-12-20 16:38:57,091 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16f0c0280/bca333eaaff14fd98d2f62fc5549bd14/FLAG5d8776eed [2023-12-20 16:38:57,111 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16f0c0280/bca333eaaff14fd98d2f62fc5549bd14 [2023-12-20 16:38:57,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 16:38:57,116 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 16:38:57,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 16:38:57,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 16:38:57,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 16:38:57,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:57,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13804c1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57, skipping insertion in model container [2023-12-20 16:38:57,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:57,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 16:38:57,487 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/Problem10_label46.c[2596,2609] [2023-12-20 16:38:57,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 16:38:57,763 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 16:38:57,800 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/Problem10_label46.c[2596,2609] [2023-12-20 16:38:57,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 16:38:57,934 INFO L206 MainTranslator]: Completed translation [2023-12-20 16:38:57,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57 WrapperNode [2023-12-20 16:38:57,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 16:38:57,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 16:38:57,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 16:38:57,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 16:38:57,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:57,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,074 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 598 [2023-12-20 16:38:58,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 16:38:58,076 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 16:38:58,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 16:38:58,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 16:38:58,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,094 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,136 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 16:38:58,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 16:38:58,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 16:38:58,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 16:38:58,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 16:38:58,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (1/1) ... [2023-12-20 16:38:58,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 16:38:58,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 16:38:58,235 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 16:38:58,259 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 16:38:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 16:38:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 16:38:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 16:38:58,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 16:38:58,318 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 16:38:58,320 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 16:38:59,336 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 16:38:59,402 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 16:38:59,403 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 16:38:59,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 04:38:59 BoogieIcfgContainer [2023-12-20 16:38:59,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 16:38:59,405 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 16:38:59,405 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 16:38:59,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 16:38:59,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 04:38:57" (1/3) ... [2023-12-20 16:38:59,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538f0b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 04:38:59, skipping insertion in model container [2023-12-20 16:38:59,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:38:57" (2/3) ... [2023-12-20 16:38:59,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538f0b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 04:38:59, skipping insertion in model container [2023-12-20 16:38:59,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 04:38:59" (3/3) ... [2023-12-20 16:38:59,428 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label46.c [2023-12-20 16:38:59,450 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 16:38:59,450 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 16:38:59,528 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 16:38:59,547 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;@bfa4c60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 16:38:59,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 16:38:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 142 states have (on average 1.9859154929577465) internal successors, (282), 143 states have internal predecessors, (282), 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 16:38:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-20 16:38:59,557 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 16:38:59,558 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] [2023-12-20 16:38:59,558 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 16:38:59,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 16:38:59,569 INFO L85 PathProgramCache]: Analyzing trace with hash -320284030, now seen corresponding path program 1 times [2023-12-20 16:38:59,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 16:38:59,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092335401] [2023-12-20 16:38:59,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 16:38:59,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 16:38:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 16:38:59,737 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 16:38:59,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 16:38:59,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092335401] [2023-12-20 16:38:59,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092335401] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 16:38:59,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 16:38:59,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 16:38:59,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397104129] [2023-12-20 16:38:59,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 16:38:59,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-20 16:38:59,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 16:38:59,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-20 16:38:59,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-20 16:38:59,775 INFO L87 Difference]: Start difference. First operand has 144 states, 142 states have (on average 1.9859154929577465) internal successors, (282), 143 states have internal predecessors, (282), 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 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 16:38:59,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 16:38:59,821 INFO L93 Difference]: Finished difference Result 287 states and 563 transitions. [2023-12-20 16:38:59,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-20 16:38:59,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-12-20 16:38:59,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 16:38:59,830 INFO L225 Difference]: With dead ends: 287 [2023-12-20 16:38:59,830 INFO L226 Difference]: Without dead ends: 142 [2023-12-20 16:38:59,834 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 16:38:59,837 INFO L413 NwaCegarLoop]: 217 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, 217 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 16:38:59,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 217 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-20 16:38:59,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2023-12-20 16:38:59,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2023-12-20 16:38:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.5390070921985815) internal successors, (217), 141 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 16:38:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 217 transitions. [2023-12-20 16:38:59,878 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 217 transitions. Word has length 20 [2023-12-20 16:38:59,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 16:38:59,878 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 217 transitions. [2023-12-20 16:38:59,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 16:38:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 217 transitions. [2023-12-20 16:38:59,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-20 16:38:59,879 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 16:38:59,879 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] [2023-12-20 16:38:59,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 16:38:59,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 16:38:59,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 16:38:59,880 INFO L85 PathProgramCache]: Analyzing trace with hash -287612034, now seen corresponding path program 1 times [2023-12-20 16:38:59,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 16:38:59,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182006426] [2023-12-20 16:38:59,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 16:38:59,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 16:38:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 16:39:00,030 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 16:39:00,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 16:39:00,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182006426] [2023-12-20 16:39:00,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182006426] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 16:39:00,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 16:39:00,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 16:39:00,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419382225] [2023-12-20 16:39:00,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 16:39:00,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 16:39:00,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 16:39:00,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 16:39:00,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 16:39:00,037 INFO L87 Difference]: Start difference. First operand 142 states and 217 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 16:39:00,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 16:39:00,646 INFO L93 Difference]: Finished difference Result 422 states and 648 transitions. [2023-12-20 16:39:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 16:39:00,647 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2023-12-20 16:39:00,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 16:39:00,651 INFO L225 Difference]: With dead ends: 422 [2023-12-20 16:39:00,651 INFO L226 Difference]: Without dead ends: 281 [2023-12-20 16:39:00,654 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 16:39:00,654 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 126 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-20 16:39:00,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 65 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-20 16:39:00,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2023-12-20 16:39:00,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2023-12-20 16:39:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.3428571428571427) internal successors, (376), 280 states have internal predecessors, (376), 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 16:39:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions. [2023-12-20 16:39:00,678 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 20 [2023-12-20 16:39:00,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 16:39:00,679 INFO L495 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions. [2023-12-20 16:39:00,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 16:39:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2023-12-20 16:39:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-20 16:39:00,681 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 16:39:00,681 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-20 16:39:00,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-20 16:39:00,681 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 16:39:00,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 16:39:00,682 INFO L85 PathProgramCache]: Analyzing trace with hash -120923791, now seen corresponding path program 1 times [2023-12-20 16:39:00,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 16:39:00,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075782107] [2023-12-20 16:39:00,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 16:39:00,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 16:39:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 16:39:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 16:39:00,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 16:39:00,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075782107] [2023-12-20 16:39:00,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075782107] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 16:39:00,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 16:39:00,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-20 16:39:00,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954650414] [2023-12-20 16:39:00,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 16:39:00,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 16:39:00,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 16:39:00,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 16:39:00,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 16:39:00,895 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 16:39:01,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 16:39:01,342 INFO L93 Difference]: Finished difference Result 700 states and 966 transitions. [2023-12-20 16:39:01,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 16:39:01,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 86 [2023-12-20 16:39:01,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 16:39:01,346 INFO L225 Difference]: With dead ends: 700 [2023-12-20 16:39:01,346 INFO L226 Difference]: Without dead ends: 420 [2023-12-20 16:39:01,347 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 16:39:01,347 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 125 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-20 16:39:01,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 212 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-20 16:39:01,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2023-12-20 16:39:01,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2023-12-20 16:39:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 419 states have (on average 1.2529832935560858) internal successors, (525), 419 states have internal predecessors, (525), 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 16:39:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 525 transitions. [2023-12-20 16:39:01,360 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 525 transitions. Word has length 86 [2023-12-20 16:39:01,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 16:39:01,366 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 525 transitions. [2023-12-20 16:39:01,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 16:39:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 525 transitions. [2023-12-20 16:39:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-20 16:39:01,383 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 16:39:01,383 INFO L195 NwaCegarLoop]: trace histogram [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 16:39:01,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-20 16:39:01,384 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 16:39:01,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 16:39:01,384 INFO L85 PathProgramCache]: Analyzing trace with hash -801077098, now seen corresponding path program 1 times [2023-12-20 16:39:01,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 16:39:01,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032906893] [2023-12-20 16:39:01,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 16:39:01,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 16:39:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-20 16:39:01,827 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-20 16:39:01,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-20 16:39:01,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032906893] [2023-12-20 16:39:01,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032906893] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-20 16:39:01,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-20 16:39:01,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-20 16:39:01,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377267474] [2023-12-20 16:39:01,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-20 16:39:01,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-20 16:39:01,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-20 16:39:01,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-20 16:39:01,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-20 16:39:01,830 INFO L87 Difference]: Start difference. First operand 420 states and 525 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 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 16:39:02,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-20 16:39:02,307 INFO L93 Difference]: Finished difference Result 978 states and 1208 transitions. [2023-12-20 16:39:02,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-20 16:39:02,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 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 93 [2023-12-20 16:39:02,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-20 16:39:02,310 INFO L225 Difference]: With dead ends: 978 [2023-12-20 16:39:02,310 INFO L226 Difference]: Without dead ends: 559 [2023-12-20 16:39:02,310 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 16:39:02,311 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 68 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-20 16:39:02,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 75 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-20 16:39:02,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2023-12-20 16:39:02,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 559. [2023-12-20 16:39:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 558 states have (on average 1.2078853046594982) internal successors, (674), 558 states have internal predecessors, (674), 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 16:39:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 674 transitions. [2023-12-20 16:39:02,327 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 674 transitions. Word has length 93 [2023-12-20 16:39:02,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-20 16:39:02,327 INFO L495 AbstractCegarLoop]: Abstraction has 559 states and 674 transitions. [2023-12-20 16:39:02,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 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 16:39:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 674 transitions. [2023-12-20 16:39:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-20 16:39:02,333 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 16:39:02,333 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-12-20 16:39:02,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-20 16:39:02,333 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 16:39:02,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 16:39:02,334 INFO L85 PathProgramCache]: Analyzing trace with hash -752381445, now seen corresponding path program 1 times [2023-12-20 16:39:02,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 16:39:02,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383223694] [2023-12-20 16:39:02,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 16:39:02,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 16:39:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 16:39:02,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-20 16:39:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 16:39:02,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-20 16:39:02,431 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-20 16:39:02,433 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 16:39:02,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-20 16:39:02,438 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-20 16:39:02,441 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 16:39:02,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 04:39:02 BoogieIcfgContainer [2023-12-20 16:39:02,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 16:39:02,525 INFO L158 Benchmark]: Toolchain (without parser) took 5409.10ms. Allocated memory is still 463.5MB. Free memory was 413.5MB in the beginning and 375.7MB in the end (delta: 37.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-12-20 16:39:02,525 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 463.5MB. Free memory is still 412.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 16:39:02,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.23ms. Allocated memory is still 463.5MB. Free memory was 412.9MB in the beginning and 384.6MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-20 16:39:02,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.87ms. Allocated memory is still 463.5MB. Free memory was 384.6MB in the beginning and 376.8MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-12-20 16:39:02,530 INFO L158 Benchmark]: Boogie Preprocessor took 115.38ms. Allocated memory is still 463.5MB. Free memory was 376.8MB in the beginning and 366.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-20 16:39:02,530 INFO L158 Benchmark]: RCFGBuilder took 1211.67ms. Allocated memory is still 463.5MB. Free memory was 366.8MB in the beginning and 360.0MB in the end (delta: 6.8MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-12-20 16:39:02,530 INFO L158 Benchmark]: TraceAbstraction took 3119.33ms. Allocated memory is still 463.5MB. Free memory was 359.4MB in the beginning and 375.7MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 16:39:02,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 463.5MB. Free memory is still 412.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 814.23ms. Allocated memory is still 463.5MB. Free memory was 412.9MB in the beginning and 384.6MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 134.87ms. Allocated memory is still 463.5MB. Free memory was 384.6MB in the beginning and 376.8MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 115.38ms. Allocated memory is still 463.5MB. Free memory was 376.8MB in the beginning and 366.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1211.67ms. Allocated memory is still 463.5MB. Free memory was 366.8MB in the beginning and 360.0MB in the end (delta: 6.8MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 3119.33ms. Allocated memory is still 463.5MB. Free memory was 359.4MB in the beginning and 375.7MB in the end (delta: -16.3MB). There was no memory consumed. 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 - CounterExampleResult [Line: 77]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int inputC = 3; [L18] int inputD = 4; [L19] int inputE = 5; [L20] int inputF = 6; [L21] int inputB = 2; [L24] int a1 = 23; [L25] int a19 = 9; [L26] int a10 = 0; [L27] int a12 = 0; [L28] int a4 = 14; [L589] int output = -1; VAL [a10=0, a12=0, a19=9, a1=23, a4=14, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6, output=-1] [L592] COND TRUE 1 [L595] int input; [L596] EXPR input = __VERIFIER_nondet_int() [L597] COND FALSE, EXPR !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L600] CALL, EXPR calculate_output(input) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L79] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L82] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L85] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L88] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L91] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L94] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L97] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L100] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L103] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L106] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L109] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L112] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L115] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L118] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L121] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L124] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L127] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L130] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L133] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L136] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L139] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L142] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L145] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L148] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L151] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L154] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L157] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L160] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L163] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L166] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L169] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L172] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L175] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L178] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L181] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L184] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L187] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L190] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L193] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L196] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L199] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L202] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L205] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L208] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L211] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L215] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L220] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L225] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L230] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L235] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L241] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L246] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L249] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L254] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L259] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) VAL [\old(input)=5, a10=0, a12=0, a19=9, a1=23, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L264] COND TRUE (((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0)) [L265] a1 = (((a1 / 5) + 110755) + 220746) [L266] a10 = 1 [L267] a19 = 8 [L269] return -1; VAL [\old(input)=5, \result=-1, a10=1, a12=0, a19=8, a1=331505, a4=14, input=5, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L600] RET, EXPR calculate_output(input) [L600] EXPR output = calculate_output(input) [L593-L601] { // read input int input; input = __VERIFIER_nondet_int(); if ((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) return -2; // operate eca engine output = calculate_output(input); } [L592] COND TRUE 1 [L595] int input; [L596] input = __VERIFIER_nondet_int() [L597] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L600] CALL calculate_output(input) [L31] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L34] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L37] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L40] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L43] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L46] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L49] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L52] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L55] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L58] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L61] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L64] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L67] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L70] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L73] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L76] COND TRUE (((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8)) VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] [L77] reach_error() VAL [\old(input)=3, a10=1, a12=0, a19=8, a1=331505, a4=14, input=3, inputB=2, inputC=3, inputD=4, inputE=5, inputF=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 319 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 319 mSDsluCounter, 569 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 164 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1057 IncrementalHoareTripleChecker+Invalid, 1221 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 164 mSolverCounterUnsat, 557 mSDtfsCounter, 1057 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=559occurred in iteration=4, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 314 NumberOfCodeBlocks, 314 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 215 ConstructedInterpolants, 0 QuantifiedInterpolants, 433 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 36/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-12-20 16:39:02,556 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...