/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_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 10:53:52,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 10:53:52,135 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-16 10:53:52,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 10:53:52,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 10:53:52,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 10:53:52,160 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 10:53:52,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 10:53:52,161 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 10:53:52,164 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 10:53:52,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 10:53:52,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 10:53:52,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 10:53:52,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 10:53:52,166 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 10:53:52,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 10:53:52,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 10:53:52,166 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 10:53:52,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-16 10:53:52,167 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-16 10:53:52,168 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 10:53:52,168 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-16 10:53:52,168 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 10:53:52,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 10:53:52,168 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 10:53:52,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 10:53:52,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 10:53:52,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 10:53:52,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 10:53:52,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 10:53:52,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 10:53:52,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 10:53:52,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 10:53:52,171 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-16 10:53:52,171 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-16 10:53:52,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 10:53:52,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 10:53:52,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 10:53:52,380 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 10:53:52,380 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 10:53:52,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-12-16 10:53:53,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 10:53:53,639 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 10:53:53,640 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-12-16 10:53:53,651 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14d7cbe1/baca993b94814ee588abe6e84a52017d/FLAGfb82768c7 [2023-12-16 10:53:53,661 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14d7cbe1/baca993b94814ee588abe6e84a52017d [2023-12-16 10:53:53,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 10:53:53,663 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 10:53:53,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 10:53:53,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 10:53:53,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 10:53:53,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:53,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbc8b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53, skipping insertion in model container [2023-12-16 10:53:53,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:53,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 10:53:53,783 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-12-16 10:53:53,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 10:53:53,862 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 10:53:53,872 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2023-12-16 10:53:53,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 10:53:53,927 INFO L206 MainTranslator]: Completed translation [2023-12-16 10:53:53,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53 WrapperNode [2023-12-16 10:53:53,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 10:53:53,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 10:53:53,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 10:53:53,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 10:53:53,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:53,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:53,981 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-12-16 10:53:53,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 10:53:53,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 10:53:53,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 10:53:53,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 10:53:54,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,016 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,025 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]. [2023-12-16 10:53:54,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,071 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 10:53:54,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 10:53:54,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 10:53:54,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 10:53:54,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (1/1) ... [2023-12-16 10:53:54,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 10:53:54,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 10:53:54,119 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) [2023-12-16 10:53:54,126 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 [2023-12-16 10:53:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 10:53:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-16 10:53:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 10:53:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 10:53:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 10:53:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 10:53:54,232 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 10:53:54,235 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 10:54:00,811 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 10:54:00,895 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 10:54:00,895 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 10:54:00,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 10:54:00 BoogieIcfgContainer [2023-12-16 10:54:00,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 10:54:00,897 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 10:54:00,897 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 10:54:00,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 10:54:00,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 10:53:53" (1/3) ... [2023-12-16 10:54:00,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3059f10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 10:54:00, skipping insertion in model container [2023-12-16 10:54:00,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 10:53:53" (2/3) ... [2023-12-16 10:54:00,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3059f10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 10:54:00, skipping insertion in model container [2023-12-16 10:54:00,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 10:54:00" (3/3) ... [2023-12-16 10:54:00,906 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2023-12-16 10:54:00,920 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 10:54:00,920 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 10:54:00,956 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 10:54:00,961 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;@1ae5ce1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 10:54:00,961 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 10:54:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-16 10:54:00,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-16 10:54:00,977 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 10:54:00,978 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 10:54:00,978 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 10:54:00,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 10:54:00,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1131961447, now seen corresponding path program 1 times [2023-12-16 10:54:00,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 10:54:00,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916453758] [2023-12-16 10:54:00,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 10:54:00,997 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 10:54:00,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 10:54:01,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-16 10:54:01,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-16 10:54:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 10:54:01,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-16 10:54:01,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 10:54:01,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-12-16 10:54:01,634 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 10:54:01,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 10:54:01,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916453758] [2023-12-16 10:54:01,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1916453758] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 10:54:01,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 10:54:01,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 10:54:01,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720051642] [2023-12-16 10:54:01,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 10:54:01,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 10:54:01,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 10:54:01,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 10:54:01,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 10:54:01,674 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-12-16 10:54:05,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-16 10:54:05,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 10:54:05,862 INFO L93 Difference]: Finished difference Result 125 states and 223 transitions. [2023-12-16 10:54:05,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 10:54:05,923 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 154 [2023-12-16 10:54:05,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 10:54:05,927 INFO L225 Difference]: With dead ends: 125 [2023-12-16 10:54:05,927 INFO L226 Difference]: Without dead ends: 62 [2023-12-16 10:54:05,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 10:54:05,932 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-16 10:54:05,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-12-16 10:54:05,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-12-16 10:54:05,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-12-16 10:54:05,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-16 10:54:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2023-12-16 10:54:05,973 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 154 [2023-12-16 10:54:05,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 10:54:05,973 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2023-12-16 10:54:05,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-12-16 10:54:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2023-12-16 10:54:05,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-16 10:54:05,977 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 10:54:05,977 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 10:54:05,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-16 10:54:06,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 10:54:06,186 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 10:54:06,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 10:54:06,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1151491757, now seen corresponding path program 1 times [2023-12-16 10:54:06,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 10:54:06,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [688815138] [2023-12-16 10:54:06,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 10:54:06,188 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-16 10:54:06,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 10:54:06,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-16 10:54:06,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-16 10:54:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 10:54:06,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-16 10:54:06,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 10:54:46,958 WARN L293 SmtUtils]: Spent 6.87s on a formula simplification that was a NOOP. DAG size: 81 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2023-12-16 10:55:12,960 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 10:55:12,988 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 10:55:14,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-16 10:55:14,160 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-16 10:55:14,174 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 137 [2023-12-16 10:55:14,176 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 10:55:14,177 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while executing Executor. [2023-12-16 10:55:14,180 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-16 10:55:14,184 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 10:55:14,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 10:55:14 BoogieIcfgContainer [2023-12-16 10:55:14,188 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 10:55:14,188 INFO L158 Benchmark]: Toolchain (without parser) took 80524.90ms. Allocated memory was 207.6MB in the beginning and 379.6MB in the end (delta: 172.0MB). Free memory was 154.5MB in the beginning and 343.8MB in the end (delta: -189.3MB). Peak memory consumption was 201.8MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,188 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 10:55:14,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.35ms. Allocated memory is still 207.6MB. Free memory was 154.5MB in the beginning and 139.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.90ms. Allocated memory is still 207.6MB. Free memory was 139.3MB in the beginning and 137.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,189 INFO L158 Benchmark]: Boogie Preprocessor took 101.39ms. Allocated memory is still 207.6MB. Free memory was 137.2MB in the beginning and 134.0MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,189 INFO L158 Benchmark]: RCFGBuilder took 6811.59ms. Allocated memory is still 207.6MB. Free memory was 133.5MB in the beginning and 107.9MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,190 INFO L158 Benchmark]: TraceAbstraction took 73290.45ms. Allocated memory was 207.6MB in the beginning and 379.6MB in the end (delta: 172.0MB). Free memory was 106.8MB in the beginning and 343.8MB in the end (delta: -237.0MB). Peak memory consumption was 154.6MB. Max. memory is 8.0GB. [2023-12-16 10:55:14,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 263.35ms. Allocated memory is still 207.6MB. Free memory was 154.5MB in the beginning and 139.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.90ms. Allocated memory is still 207.6MB. Free memory was 139.3MB in the beginning and 137.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 101.39ms. Allocated memory is still 207.6MB. Free memory was 137.2MB in the beginning and 134.0MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 6811.59ms. Allocated memory is still 207.6MB. Free memory was 133.5MB in the beginning and 107.9MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 73290.45ms. Allocated memory was 207.6MB in the beginning and 379.6MB in the end (delta: 172.0MB). Free memory was 106.8MB in the beginning and 343.8MB in the end (delta: -237.0MB). Peak memory consumption was 154.6MB. 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 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 155 with TraceHistMax 25,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.2s, OverallIterations: 2, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 92 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 92 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 153 ConstructedInterpolants, 0 QuantifiedInterpolants, 153 SizeOfPredicates, 0 NumberOfNonLiveVariables, 261 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1200/1200 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 could not prove your program: Timeout Completed graceful shutdown