/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/xcsp/Dubois-060.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 12:19:42,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 12:19:42,532 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-25 12:19:42,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 12:19:42,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 12:19:42,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 12:19:42,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 12:19:42,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 12:19:42,570 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 12:19:42,573 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 12:19:42,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 12:19:42,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 12:19:42,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 12:19:42,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 12:19:42,575 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 12:19:42,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 12:19:42,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 12:19:42,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-25 12:19:42,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-25 12:19:42,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 12:19:42,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 12:19:42,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 12:19:42,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 12:19:42,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 12:19:42,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 12:19:42,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 12:19:42,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 12:19:42,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-25 12:19:42,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 12:19:42,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 12:19:42,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 12:19:42,581 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 12:19:42,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 12:19:42,581 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-25 12:19:42,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-25 12:19:42,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 12:19:42,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 12:19:42,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 12:19:42,797 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 12:19:42,798 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 12:19:42,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/xcsp/Dubois-060.c [2023-12-25 12:19:43,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 12:19:44,231 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 12:19:44,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/xcsp/Dubois-060.c [2023-12-25 12:19:44,255 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cac3bf12/44cb287cc3da4bc3beefc5b7956b7364/FLAG475414a31 [2023-12-25 12:19:44,267 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cac3bf12/44cb287cc3da4bc3beefc5b7956b7364 [2023-12-25 12:19:44,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 12:19:44,271 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 12:19:44,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 12:19:44,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 12:19:44,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 12:19:44,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3fbb70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44, skipping insertion in model container [2023-12-25 12:19:44,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 12:19:44,709 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/Dubois-060.c[42720,42733] [2023-12-25 12:19:44,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 12:19:44,736 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 12:19:44,838 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/Dubois-060.c[42720,42733] [2023-12-25 12:19:44,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 12:19:44,854 INFO L206 MainTranslator]: Completed translation [2023-12-25 12:19:44,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44 WrapperNode [2023-12-25 12:19:44,855 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 12:19:44,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 12:19:44,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 12:19:44,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 12:19:44,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,937 INFO L138 Inliner]: procedures = 13, calls = 487, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1216 [2023-12-25 12:19:44,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 12:19:44,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 12:19:44,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 12:19:44,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 12:19:44,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,956 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,977 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]. [2023-12-25 12:19:44,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:44,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 12:19:45,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 12:19:45,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 12:19:45,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 12:19:45,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (1/1) ... [2023-12-25 12:19:45,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 12:19:45,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 12:19:45,072 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) [2023-12-25 12:19:45,083 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 [2023-12-25 12:19:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 12:19:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 12:19:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 12:19:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-25 12:19:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-12-25 12:19:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-12-25 12:19:45,222 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 12:19:45,224 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 12:19:45,934 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 12:19:45,980 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 12:19:45,981 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-25 12:19:45,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 12:19:45 BoogieIcfgContainer [2023-12-25 12:19:45,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 12:19:45,983 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 12:19:45,984 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 12:19:45,986 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 12:19:45,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 12:19:44" (1/3) ... [2023-12-25 12:19:45,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59908989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 12:19:45, skipping insertion in model container [2023-12-25 12:19:45,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 12:19:44" (2/3) ... [2023-12-25 12:19:45,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59908989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 12:19:45, skipping insertion in model container [2023-12-25 12:19:45,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 12:19:45" (3/3) ... [2023-12-25 12:19:45,989 INFO L112 eAbstractionObserver]: Analyzing ICFG Dubois-060.c [2023-12-25 12:19:46,002 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 12:19:46,002 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 12:19:46,064 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 12:19:46,071 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;@5999e3dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 12:19:46,071 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 12:19:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 668 states, 185 states have (on average 1.0108108108108107) internal successors, (187), 186 states have internal predecessors, (187), 480 states have call successors, (480), 1 states have call predecessors, (480), 1 states have return successors, (480), 480 states have call predecessors, (480), 480 states have call successors, (480) [2023-12-25 12:19:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2583 [2023-12-25 12:19:46,196 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 12:19:46,199 INFO L195 NwaCegarLoop]: trace histogram [480, 480, 480, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 12:19:46,199 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 12:19:46,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 12:19:46,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1342979404, now seen corresponding path program 1 times [2023-12-25 12:19:46,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 12:19:46,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [501467385] [2023-12-25 12:19:46,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 12:19:46,220 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 [2023-12-25 12:19:46,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 12:19:46,223 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) [2023-12-25 12:19:46,246 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... [2023-12-25 12:34:33,940 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 [2023-12-25 12:34:33,940 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 [2023-12-25 12:34:34,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 [2023-12-25 12:34:35,140 WARN L435 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)] Forcibly destroying the process [2023-12-25 12:34:35,341 FATAL L548 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)] Could not destroy process within 200 ms, abandoning it [2023-12-25 12:34:35,362 ERROR L246 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2023-12-25 12:34:35,364 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 12:34:35,365 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 2583 with TraceHistMax 480,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleMathsat [501467385] and IpTcStrategyModuleCvc4 [1706011651]. [2023-12-25 12:34:35,368 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-25 12:34:35,372 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 12:34:35,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 12:34:35 BoogieIcfgContainer [2023-12-25 12:34:35,373 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 12:34:35,374 INFO L158 Benchmark]: Toolchain (without parser) took 891103.23ms. Allocated memory was 211.8MB in the beginning and 319.8MB in the end (delta: 108.0MB). Free memory was 146.8MB in the beginning and 145.4MB in the end (delta: 1.4MB). Peak memory consumption was 110.0MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,374 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 211.8MB. Free memory is still 160.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 12:34:35,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.21ms. Allocated memory was 211.8MB in the beginning and 319.8MB in the end (delta: 108.0MB). Free memory was 146.5MB in the beginning and 256.3MB in the end (delta: -109.8MB). Peak memory consumption was 31.6MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.99ms. Allocated memory is still 319.8MB. Free memory was 256.3MB in the beginning and 243.2MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,375 INFO L158 Benchmark]: Boogie Preprocessor took 107.47ms. Allocated memory is still 319.8MB. Free memory was 242.7MB in the beginning and 233.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,375 INFO L158 Benchmark]: RCFGBuilder took 934.72ms. Allocated memory is still 319.8MB. Free memory was 233.3MB in the beginning and 241.0MB in the end (delta: -7.7MB). Peak memory consumption was 105.9MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,376 INFO L158 Benchmark]: TraceAbstraction took 889389.73ms. Allocated memory is still 319.8MB. Free memory was 239.9MB in the beginning and 145.4MB in the end (delta: 94.5MB). Peak memory consumption was 94.5MB. Max. memory is 8.0GB. [2023-12-25 12:34:35,377 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 211.8MB. Free memory is still 160.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 584.21ms. Allocated memory was 211.8MB in the beginning and 319.8MB in the end (delta: 108.0MB). Free memory was 146.5MB in the beginning and 256.3MB in the end (delta: -109.8MB). Peak memory consumption was 31.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 80.99ms. Allocated memory is still 319.8MB. Free memory was 256.3MB in the beginning and 243.2MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 107.47ms. Allocated memory is still 319.8MB. Free memory was 242.7MB in the beginning and 233.3MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 934.72ms. Allocated memory is still 319.8MB. Free memory was 233.3MB in the beginning and 241.0MB in the end (delta: -7.7MB). Peak memory consumption was 105.9MB. Max. memory is 8.0GB. * TraceAbstraction took 889389.73ms. Allocated memory is still 319.8MB. Free memory was 239.9MB in the beginning and 145.4MB in the end (delta: 94.5MB). Peak memory consumption was 94.5MB. 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: 1226]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 1226). Cancelled while NwaCegarLoop was analyzing trace of length 2583 with TraceHistMax 480,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleMathsat [501467385] and IpTcStrategyModuleCvc4 [1706011651]. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 668 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 889.3s, OverallIterations: 1, TraceHistogramMax: 480, 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=668occurred 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 !ENTRY org.eclipse.osgi 4 0 2023-12-25 12:34:35.391 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cac3bf12/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438)