/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-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal117.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 19:02:19,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 19:02:19,599 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-16 19:02:19,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 19:02:19,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 19:02:19,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 19:02:19,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 19:02:19,616 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 19:02:19,617 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 19:02:19,617 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 19:02:19,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 19:02:19,618 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 19:02:19,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 19:02:19,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 19:02:19,618 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 19:02:19,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 19:02:19,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 19:02:19,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 19:02:19,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 19:02:19,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 19:02:19,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 19:02:19,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 19:02:19,621 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 19:02:19,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 19:02:19,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 19:02:19,622 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 19:02:19,622 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 19:02:19,622 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 19:02:19,622 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 19:02:19,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 19:02:19,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 19:02:19,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 19:02:19,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 19:02:19,623 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 19:02:19,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 19:02:19,624 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 19:02:19,624 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 19:02:19,624 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 19:02:19,624 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 19:02:19,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 19:02:19,625 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-16 19:02:19,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 19:02:19,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 19:02:19,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 19:02:19,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 19:02:19,776 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 19:02:19,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-16 19:02:21,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 19:02:21,598 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 19:02:21,599 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal117.c [2023-12-16 19:02:21,650 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0ccdb6de/7e690bb63d664e3bbbd5cf352b1274e5/FLAG1a14c9791 [2023-12-16 19:02:21,665 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0ccdb6de/7e690bb63d664e3bbbd5cf352b1274e5 [2023-12-16 19:02:21,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 19:02:21,669 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 19:02:21,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 19:02:21,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 19:02:21,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 19:02:21,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 07:02:21" (1/1) ... [2023-12-16 19:02:21,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d38bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:21, skipping insertion in model container [2023-12-16 19:02:21,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 07:02:21" (1/1) ... [2023-12-16 19:02:21,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 19:02:22,132 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-16 19:02:23,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 19:02:23,291 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 19:02:23,299 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal117.c[1246,1259] [2023-12-16 19:02:24,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 19:02:24,518 INFO L206 MainTranslator]: Completed translation [2023-12-16 19:02:24,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24 WrapperNode [2023-12-16 19:02:24,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 19:02:24,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 19:02:24,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 19:02:24,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 19:02:24,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:24,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:29,035 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57149 [2023-12-16 19:02:29,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 19:02:29,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 19:02:29,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 19:02:29,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 19:02:29,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:29,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:30,674 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:31,315 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 19:02:31,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:31,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:32,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:32,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:33,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:33,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:34,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 19:02:34,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 19:02:34,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 19:02:34,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 19:02:34,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (1/1) ... [2023-12-16 19:02:34,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 19:02:34,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 19:02:34,726 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 19:02:34,740 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 19:02:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 19:02:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 19:02:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 19:02:34,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 19:02:36,774 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 19:02:36,776 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 19:03:06,132 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 19:03:06,975 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 19:03:06,975 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 19:03:06,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 07:03:06 BoogieIcfgContainer [2023-12-16 19:03:06,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 19:03:06,979 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 19:03:06,979 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 19:03:06,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 19:03:06,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 07:02:21" (1/3) ... [2023-12-16 19:03:06,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13df43bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 07:03:06, skipping insertion in model container [2023-12-16 19:03:06,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 07:02:24" (2/3) ... [2023-12-16 19:03:06,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13df43bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 07:03:06, skipping insertion in model container [2023-12-16 19:03:06,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 07:03:06" (3/3) ... [2023-12-16 19:03:06,986 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal117.c [2023-12-16 19:03:06,998 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 19:03:06,998 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 19:03:07,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 19:03:07,152 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;@7db0e0f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 19:03:07,153 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 19:03:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 11846 states, 11844 states have (on average 1.6671732522796352) internal successors, (19746), 11845 states have internal predecessors, (19746), 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) [2023-12-16 19:03:07,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-12-16 19:03:07,210 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 19:03:07,211 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:03:07,212 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 19:03:07,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 19:03:07,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1299136653, now seen corresponding path program 1 times [2023-12-16 19:03:07,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 19:03:07,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862581666] [2023-12-16 19:03:07,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 19:03:07,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 19:03:08,094 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-16 19:03:08,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1634688932] [2023-12-16 19:03:08,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 19:03:08,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-16 19:03:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 19:03:08,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-16 19:03:08,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-16 19:03:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 19:03:11,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 1783 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-16 19:03:11,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 19:03:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-16 19:03:12,875 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 19:03:12,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 19:03:12,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862581666] [2023-12-16 19:03:12,876 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-16 19:03:12,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634688932] [2023-12-16 19:03:12,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634688932] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 19:03:12,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 19:03:12,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-16 19:03:12,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638632359] [2023-12-16 19:03:12,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 19:03:12,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-16 19:03:12,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 19:03:12,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-16 19:03:12,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-16 19:03:12,922 INFO L87 Difference]: Start difference. First operand has 11846 states, 11844 states have (on average 1.6671732522796352) internal successors, (19746), 11845 states have internal predecessors, (19746), 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 4 states, 4 states have (on average 79.0) internal successors, (316), 3 states have internal predecessors, (316), 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) [2023-12-16 19:03:19,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-16 19:03:20,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 19:03:20,188 INFO L93 Difference]: Finished difference Result 23407 states and 39020 transitions. [2023-12-16 19:03:20,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-16 19:03:20,191 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 79.0) internal successors, (316), 3 states have internal predecessors, (316), 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 316 [2023-12-16 19:03:20,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 19:03:20,234 INFO L225 Difference]: With dead ends: 23407 [2023-12-16 19:03:20,234 INFO L226 Difference]: Without dead ends: 11844 [2023-12-16 19:03:20,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-16 19:03:20,253 INFO L413 NwaCegarLoop]: 18793 mSDtfsCounter, 19469 mSDsluCounter, 18792 mSDsCounter, 0 mSdLazyCounter, 1891 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19469 SdHoareTripleChecker+Valid, 37585 SdHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1891 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-12-16 19:03:20,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19469 Valid, 37585 Invalid, 1893 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1891 Invalid, 1 Unknown, 0 Unchecked, 6.9s Time] [2023-12-16 19:03:20,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11844 states. [2023-12-16 19:03:20,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11844 to 11844. [2023-12-16 19:03:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11844 states, 11843 states have (on average 1.6668073967744659) internal successors, (19740), 11843 states have internal predecessors, (19740), 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) [2023-12-16 19:03:20,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11844 states to 11844 states and 19740 transitions. [2023-12-16 19:03:20,500 INFO L78 Accepts]: Start accepts. Automaton has 11844 states and 19740 transitions. Word has length 316 [2023-12-16 19:03:20,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 19:03:20,504 INFO L495 AbstractCegarLoop]: Abstraction has 11844 states and 19740 transitions. [2023-12-16 19:03:20,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.0) internal successors, (316), 3 states have internal predecessors, (316), 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) [2023-12-16 19:03:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 11844 states and 19740 transitions. [2023-12-16 19:03:20,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-12-16 19:03:20,508 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 19:03:20,509 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:03:20,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-16 19:03:20,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-16 19:03:20,723 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 19:03:20,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 19:03:20,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1211044279, now seen corresponding path program 1 times [2023-12-16 19:03:20,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 19:03:20,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495111770] [2023-12-16 19:03:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 19:03:20,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-12-16 19:03:21,055 ERROR L246 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2023-12-16 19:03:21,056 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 19:03:21,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-16 19:03:21,057 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 318 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1495111770] and IpTcStrategyModuleZ3 [1037833315]. [2023-12-16 19:03:21,060 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-16 19:03:21,061 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 19:03:21,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 07:03:21 BoogieIcfgContainer [2023-12-16 19:03:21,063 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 19:03:21,064 INFO L158 Benchmark]: Toolchain (without parser) took 59394.86ms. Allocated memory was 206.6MB in the beginning and 6.3GB in the end (delta: 6.1GB). Free memory was 125.5MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2023-12-16 19:03:21,064 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 172.0MB. Free memory was 124.4MB in the beginning and 124.2MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 19:03:21,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2848.52ms. Allocated memory was 206.6MB in the beginning and 664.8MB in the end (delta: 458.2MB). Free memory was 125.3MB in the beginning and 338.0MB in the end (delta: -212.7MB). Peak memory consumption was 291.2MB. Max. memory is 8.0GB. [2023-12-16 19:03:21,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 4519.74ms. Allocated memory was 664.8MB in the beginning and 3.5GB in the end (delta: 2.8GB). Free memory was 337.4MB in the beginning and 2.5GB in the end (delta: -2.2GB). Peak memory consumption was 643.3MB. Max. memory is 8.0GB. [2023-12-16 19:03:21,065 INFO L158 Benchmark]: Boogie Preprocessor took 5593.49ms. Allocated memory was 3.5GB in the beginning and 5.3GB in the end (delta: 1.8GB). Free memory was 2.5GB in the beginning and 4.1GB in the end (delta: -1.5GB). Peak memory consumption was 474.0MB. Max. memory is 8.0GB. [2023-12-16 19:03:21,066 INFO L158 Benchmark]: RCFGBuilder took 32341.26ms. Allocated memory was 5.3GB in the beginning and 6.3GB in the end (delta: 1.0GB). Free memory was 4.1GB in the beginning and 4.8GB in the end (delta: -724.6MB). Peak memory consumption was 558.9MB. Max. memory is 8.0GB. [2023-12-16 19:03:21,066 INFO L158 Benchmark]: TraceAbstraction took 14084.68ms. Allocated memory is still 6.3GB. Free memory was 4.8GB in the beginning and 4.7GB in the end (delta: 82.3MB). Peak memory consumption was 80.7MB. Max. memory is 8.0GB. [2023-12-16 19:03:21,067 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 19:03:21,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 172.0MB. Free memory was 124.4MB in the beginning and 124.2MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2848.52ms. Allocated memory was 206.6MB in the beginning and 664.8MB in the end (delta: 458.2MB). Free memory was 125.3MB in the beginning and 338.0MB in the end (delta: -212.7MB). Peak memory consumption was 291.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 4519.74ms. Allocated memory was 664.8MB in the beginning and 3.5GB in the end (delta: 2.8GB). Free memory was 337.4MB in the beginning and 2.5GB in the end (delta: -2.2GB). Peak memory consumption was 643.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 5593.49ms. Allocated memory was 3.5GB in the beginning and 5.3GB in the end (delta: 1.8GB). Free memory was 2.5GB in the beginning and 4.1GB in the end (delta: -1.5GB). Peak memory consumption was 474.0MB. Max. memory is 8.0GB. * RCFGBuilder took 32341.26ms. Allocated memory was 5.3GB in the beginning and 6.3GB in the end (delta: 1.0GB). Free memory was 4.1GB in the beginning and 4.8GB in the end (delta: -724.6MB). Peak memory consumption was 558.9MB. Max. memory is 8.0GB. * TraceAbstraction took 14084.68ms. Allocated memory is still 6.3GB. Free memory was 4.8GB in the beginning and 4.7GB in the end (delta: 82.3MB). Peak memory consumption was 80.7MB. 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: 21]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 21). Cancelled while NwaCegarLoop was analyzing trace of length 318 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1495111770] and IpTcStrategyModuleZ3 [1037833315]. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11846 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 19469 SdHoareTripleChecker+Valid, 6.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19469 mSDsluCounter, 37585 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18792 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1891 IncrementalHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 18793 mSDtfsCounter, 1891 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 316 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11846occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 2781 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1783 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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