/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 true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/xcsp/AllInterval-017.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 04:12:27,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 04:12:27,298 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 04:12:27,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 04:12:27,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 04:12:27,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 04:12:27,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 04:12:27,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 04:12:27,334 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 04:12:27,338 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 04:12:27,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 04:12:27,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 04:12:27,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 04:12:27,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 04:12:27,341 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 04:12:27,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 04:12:27,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 04:12:27,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 04:12:27,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 04:12:27,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 04:12:27,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 04:12:27,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 04:12:27,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 04:12:27,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 04:12:27,343 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 04:12:27,343 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 04:12:27,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 04:12:27,344 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 04:12:27,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 04:12:27,345 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 04:12:27,346 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 04:12:27,346 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 04:12:27,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 04:12:27,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 04:12:27,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 04:12:27,347 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 04:12:27,347 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 04:12:27,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 04:12:27,348 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 04:12:27,348 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 04:12:27,348 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 04:12:27,349 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 04:12:27,349 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 04:12:27,349 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-20 04:12:27,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 04:12:27,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 04:12:27,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 04:12:27,623 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 04:12:27,624 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 04:12:27,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/xcsp/AllInterval-017.c [2023-12-20 04:12:28,807 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 04:12:29,035 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 04:12:29,036 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-017.c [2023-12-20 04:12:29,047 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e819eccf0/0db22b3b672c4ccba454f578aa9d5cf2/FLAGd50d38d63 [2023-12-20 04:12:29,063 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e819eccf0/0db22b3b672c4ccba454f578aa9d5cf2 [2023-12-20 04:12:29,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 04:12:29,067 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 04:12:29,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 04:12:29,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 04:12:29,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 04:12:29,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4443ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29, skipping insertion in model container [2023-12-20 04:12:29,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 04:12:29,303 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-017.c[12516,12529] [2023-12-20 04:12:29,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 04:12:29,329 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 04:12:29,383 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-017.c[12516,12529] [2023-12-20 04:12:29,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 04:12:29,409 INFO L206 MainTranslator]: Completed translation [2023-12-20 04:12:29,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29 WrapperNode [2023-12-20 04:12:29,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 04:12:29,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 04:12:29,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 04:12:29,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 04:12:29,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,473 INFO L138 Inliner]: procedures = 13, calls = 345, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 552 [2023-12-20 04:12:29,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 04:12:29,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 04:12:29,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 04:12:29,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 04:12:29,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,500 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,532 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 04:12:29,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 04:12:29,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 04:12:29,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 04:12:29,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 04:12:29,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (1/1) ... [2023-12-20 04:12:29,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 04:12:29,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 04:12:29,625 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 04:12:29,652 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 04:12:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 04:12:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 04:12:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 04:12:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 04:12:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-20 04:12:29,661 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-20 04:12:29,753 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 04:12:29,755 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 04:12:30,292 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 04:12:30,334 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 04:12:30,335 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-20 04:12:30,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 04:12:30 BoogieIcfgContainer [2023-12-20 04:12:30,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 04:12:30,337 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 04:12:30,337 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 04:12:30,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 04:12:30,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 04:12:29" (1/3) ... [2023-12-20 04:12:30,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165e7c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 04:12:30, skipping insertion in model container [2023-12-20 04:12:30,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 04:12:29" (2/3) ... [2023-12-20 04:12:30,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165e7c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 04:12:30, skipping insertion in model container [2023-12-20 04:12:30,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 04:12:30" (3/3) ... [2023-12-20 04:12:30,343 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-017.c [2023-12-20 04:12:30,360 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 04:12:30,360 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-20 04:12:30,427 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 04:12:30,434 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;@5718a1f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 04:12:30,435 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-20 04:12:30,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 395 states, 54 states have (on average 1.037037037037037) internal successors, (56), 55 states have internal predecessors, (56), 338 states have call successors, (338), 1 states have call predecessors, (338), 1 states have return successors, (338), 338 states have call predecessors, (338), 338 states have call successors, (338) [2023-12-20 04:12:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1742 [2023-12-20 04:12:30,539 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 04:12:30,541 INFO L195 NwaCegarLoop]: trace histogram [338, 338, 338, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:12:30,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-20 04:12:30,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 04:12:30,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1392469539, now seen corresponding path program 1 times [2023-12-20 04:12:30,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 04:12:30,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436510447] [2023-12-20 04:12:30,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 04:12:30,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-12-20 04:26:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-20 04:26:03,443 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-20 04:26:03,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 04:26:03,444 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 1742 with TraceHistMax 338,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [436510447] and IpTcStrategyModuleZ3 [200728683]. [2023-12-20 04:26:03,449 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-20 04:26:03,451 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 04:26:03,452 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 [2023-12-20 04:26:03,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 04:26:03 BoogieIcfgContainer [2023-12-20 04:26:03,454 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 04:26:03,455 INFO L158 Benchmark]: Toolchain (without parser) took 814387.73ms. Allocated memory was 181.4MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 136.4MB in the beginning and 444.4MB in the end (delta: -308.0MB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2023-12-20 04:26:03,456 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 181.4MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 04:26:03,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.31ms. Allocated memory is still 181.4MB. Free memory was 136.4MB in the beginning and 117.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-12-20 04:26:03,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.57ms. Allocated memory is still 181.4MB. Free memory was 117.5MB in the beginning and 113.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-20 04:26:03,457 INFO L158 Benchmark]: Boogie Preprocessor took 93.01ms. Allocated memory is still 181.4MB. Free memory was 113.4MB in the beginning and 110.2MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-20 04:26:03,457 INFO L158 Benchmark]: RCFGBuilder took 767.20ms. Allocated memory is still 181.4MB. Free memory was 110.2MB in the beginning and 124.7MB in the end (delta: -14.5MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. [2023-12-20 04:26:03,458 INFO L158 Benchmark]: TraceAbstraction took 813117.01ms. Allocated memory was 181.4MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 124.2MB in the beginning and 444.4MB in the end (delta: -320.2MB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2023-12-20 04:26:03,461 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 181.4MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.31ms. Allocated memory is still 181.4MB. Free memory was 136.4MB in the beginning and 117.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.57ms. Allocated memory is still 181.4MB. Free memory was 117.5MB in the beginning and 113.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 93.01ms. Allocated memory is still 181.4MB. Free memory was 113.4MB in the beginning and 110.2MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 767.20ms. Allocated memory is still 181.4MB. Free memory was 110.2MB in the beginning and 124.7MB in the end (delta: -14.5MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. * TraceAbstraction took 813117.01ms. Allocated memory was 181.4MB in the beginning and 3.0GB in the end (delta: 2.9GB). Free memory was 124.2MB in the beginning and 444.4MB in the end (delta: -320.2MB). Peak memory consumption was 3.4GB. 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: 465]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 465). Cancelled while NwaCegarLoop was analyzing trace of length 1742 with TraceHistMax 338,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [436510447] and IpTcStrategyModuleZ3 [200728683]. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 395 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 813.0s, OverallIterations: 1, TraceHistogramMax: 338, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=395occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown