/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/eca-rers2012/Problem07_label13.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 08:47:21,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 08:47:21,375 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 08:47:21,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 08:47:21,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 08:47:21,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 08:47:21,411 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 08:47:21,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 08:47:21,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 08:47:21,415 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 08:47:21,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 08:47:21,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 08:47:21,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 08:47:21,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 08:47:21,417 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 08:47:21,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 08:47:21,418 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 08:47:21,418 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 08:47:21,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 08:47:21,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 08:47:21,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-16 08:47:21,419 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 08:47:21,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 08:47:21,420 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 08:47:21,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 08:47:21,421 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 08:47:21,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 08:47:21,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 08:47:21,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 08:47:21,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 08:47:21,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 08:47:21,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 08:47:21,422 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-16 08:47:21,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-16 08:47:21,422 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 08:47:21,423 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 08:47:21,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 08:47:21,423 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 08:47:21,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 08:47:21,423 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-16 08:47:21,423 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-16 08:47:21,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 08:47:21,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 08:47:21,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 08:47:21,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 08:47:21,653 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 08:47:21,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label13.c [2023-12-16 08:47:22,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 08:47:23,721 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 08:47:23,721 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label13.c [2023-12-16 08:47:23,821 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778bfc277/1b270a548ac140f8aa120a1dcdbd1dc3/FLAG85597a3db [2023-12-16 08:47:23,830 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/778bfc277/1b270a548ac140f8aa120a1dcdbd1dc3 [2023-12-16 08:47:23,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 08:47:23,833 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 08:47:23,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 08:47:23,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 08:47:23,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 08:47:23,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:47:23" (1/1) ... [2023-12-16 08:47:23,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7330b39e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:23, skipping insertion in model container [2023-12-16 08:47:23,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:47:23" (1/1) ... [2023-12-16 08:47:24,365 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 08:47:31,036 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label13.c[2773587,2773600] [2023-12-16 08:47:31,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 08:47:31,092 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 08:47:35,162 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label13.c[2773587,2773600] [2023-12-16 08:47:35,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 08:47:35,862 INFO L206 MainTranslator]: Completed translation [2023-12-16 08:47:35,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35 WrapperNode [2023-12-16 08:47:35,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 08:47:35,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 08:47:35,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 08:47:35,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 08:47:35,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:36,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:38,822 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83772 [2023-12-16 08:47:38,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 08:47:38,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 08:47:38,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 08:47:38,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 08:47:38,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:38,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:39,117 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:39,495 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 08:47:39,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:39,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 08:47:40,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 08:47:40,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 08:47:40,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 08:47:40,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (1/1) ... [2023-12-16 08:47:40,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 08:47:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 08:47:40,960 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 08:47:40,964 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 08:47:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 08:47:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-16 08:47:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 08:47:40,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 08:47:41,108 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 08:47:41,110 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 08:48:24,158 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 08:48:24,292 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 08:48:24,293 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 08:48:24,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:48:24 BoogieIcfgContainer [2023-12-16 08:48:24,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 08:48:24,295 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 08:48:24,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 08:48:24,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 08:48:24,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:47:23" (1/3) ... [2023-12-16 08:48:24,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd3b155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:48:24, skipping insertion in model container [2023-12-16 08:48:24,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:47:35" (2/3) ... [2023-12-16 08:48:24,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd3b155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:48:24, skipping insertion in model container [2023-12-16 08:48:24,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:48:24" (3/3) ... [2023-12-16 08:48:24,300 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label13.c [2023-12-16 08:48:24,312 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 08:48:24,313 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 08:48:24,439 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 08:48:24,443 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;@3424c4e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 08:48:24,443 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 08:48:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 10195 states, 10193 states have (on average 1.9952908859020897) internal successors, (20338), 10194 states have internal predecessors, (20338), 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 08:48:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10126 [2023-12-16 08:48:25,114 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 08:48:25,120 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, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:25,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 08:48:25,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 08:48:25,129 INFO L85 PathProgramCache]: Analyzing trace with hash 728187517, now seen corresponding path program 1 times [2023-12-16 08:48:25,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 08:48:25,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1508230133] [2023-12-16 08:48:25,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 08:48:25,228 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 08:48:25,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 08:48:25,230 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 08:48:25,238 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 Received shutdown request... [2023-12-16 08:48:25,339 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 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 08:48:25,374 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 08:48:26,349 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 08:48:26,355 ERROR L246 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2023-12-16 08:48:26,360 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 08:48:26,361 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 10126 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleMathsat [1508230133] and IpTcStrategyModuleCvc4 [312754152]. [2023-12-16 08:48:26,367 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 08:48:26,369 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 08:48:26,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:48:26 BoogieIcfgContainer [2023-12-16 08:48:26,371 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 08:48:26,372 INFO L158 Benchmark]: Toolchain (without parser) took 62539.20ms. Allocated memory was 250.6MB in the beginning and 4.9GB in the end (delta: 4.7GB). Free memory was 117.7MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2023-12-16 08:48:26,373 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 145.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 08:48:26,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12029.38ms. Allocated memory was 250.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 117.2MB in the beginning and 542.4MB in the end (delta: -425.2MB). Peak memory consumption was 670.6MB. Max. memory is 8.0GB. [2023-12-16 08:48:26,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 2958.82ms. Allocated memory was 1.3GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 542.4MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 137.4MB. Max. memory is 8.0GB. [2023-12-16 08:48:26,388 INFO L158 Benchmark]: Boogie Preprocessor took 2084.45ms. Allocated memory was 2.6GB in the beginning and 3.7GB in the end (delta: 1.1GB). Free memory was 1.9GB in the beginning and 2.7GB in the end (delta: -824.7MB). Peak memory consumption was 340.3MB. Max. memory is 8.0GB. [2023-12-16 08:48:26,388 INFO L158 Benchmark]: RCFGBuilder took 43384.92ms. Allocated memory was 3.7GB in the beginning and 4.9GB in the end (delta: 1.2GB). Free memory was 2.7GB in the beginning and 3.6GB in the end (delta: -875.0MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-12-16 08:48:26,388 INFO L158 Benchmark]: TraceAbstraction took 2076.33ms. Allocated memory is still 4.9GB. Free memory was 3.6GB in the beginning and 3.7GB in the end (delta: -62.9MB). Peak memory consumption was 683.1MB. Max. memory is 8.0GB. [2023-12-16 08:48:26,393 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-12-16 08:48:26,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 192.9MB. Free memory is still 145.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 12029.38ms. Allocated memory was 250.6MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 117.2MB in the beginning and 542.4MB in the end (delta: -425.2MB). Peak memory consumption was 670.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 2958.82ms. Allocated memory was 1.3GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 542.4MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 137.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 2084.45ms. Allocated memory was 2.6GB in the beginning and 3.7GB in the end (delta: 1.1GB). Free memory was 1.9GB in the beginning and 2.7GB in the end (delta: -824.7MB). Peak memory consumption was 340.3MB. Max. memory is 8.0GB. * RCFGBuilder took 43384.92ms. Allocated memory was 3.7GB in the beginning and 4.9GB in the end (delta: 1.2GB). Free memory was 2.7GB in the beginning and 3.6GB in the end (delta: -875.0MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * TraceAbstraction took 2076.33ms. Allocated memory is still 4.9GB. Free memory was 3.6GB in the beginning and 3.7GB in the end (delta: -62.9MB). Peak memory consumption was 683.1MB. 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: 73626]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 73626). Cancelled while NwaCegarLoop was analyzing trace of length 10126 with TraceHistMax 1,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleMathsat [1508230133] and IpTcStrategyModuleCvc4 [312754152]. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10195 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10195occurred 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