/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline_IcfgBuilder.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --preprocessor.replace.while.statements.and.if-then-else.statements false -i ../../../trunk/examples/svcomp/pthread-wmm/mix023_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-dev-4cc0a57-m [2025-04-14 14:31:05,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-14 14:31:05,322 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-14 14:31:05,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-14 14:31:05,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-14 14:31:05,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-14 14:31:05,350 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-14 14:31:05,351 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-14 14:31:05,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-14 14:31:05,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-14 14:31:05,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * Use SBE=true [2025-04-14 14:31:05,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-14 14:31:05,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-14 14:31:05,353 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 14:31:05,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-14 14:31:05,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 14:31:05,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-14 14:31:05,354 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false [2025-04-14 14:31:05,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-14 14:31:05,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-14 14:31:05,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-14 14:31:05,565 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-14 14:31:05,567 INFO L274 PluginConnector]: CDTParser initialized [2025-04-14 14:31:05,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix023_tso.i [2025-04-14 14:31:06,807 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49dfb761f/075e4709c78e42418f226479579504ed/FLAGb769e3fef [2025-04-14 14:31:07,050 INFO L389 CDTParser]: Found 1 translation units. [2025-04-14 14:31:07,050 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_tso.i [2025-04-14 14:31:07,062 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49dfb761f/075e4709c78e42418f226479579504ed/FLAGb769e3fef [2025-04-14 14:31:07,809 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49dfb761f/075e4709c78e42418f226479579504ed [2025-04-14 14:31:07,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-14 14:31:07,811 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-14 14:31:07,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-14 14:31:07,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-14 14:31:07,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-14 14:31:07,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 02:31:07" (1/1) ... [2025-04-14 14:31:07,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67610cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:07, skipping insertion in model container [2025-04-14 14:31:07,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.04 02:31:07" (1/1) ... [2025-04-14 14:31:07,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-14 14:31:08,005 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_tso.i[944,957] [2025-04-14 14:31:08,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 14:31:08,212 INFO L200 MainTranslator]: Completed pre-run [2025-04-14 14:31:08,230 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_tso.i[944,957] [2025-04-14 14:31:08,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-14 14:31:08,316 INFO L204 MainTranslator]: Completed translation [2025-04-14 14:31:08,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08 WrapperNode [2025-04-14 14:31:08,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-14 14:31:08,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-14 14:31:08,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-14 14:31:08,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-14 14:31:08,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,371 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 273 [2025-04-14 14:31:08,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-14 14:31:08,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-14 14:31:08,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-14 14:31:08,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-14 14:31:08,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,391 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-14 14:31:08,401 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-14 14:31:08,401 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-14 14:31:08,401 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-14 14:31:08,401 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (1/1) ... [2025-04-14 14:31:08,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-14 14:31:08,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 14:31:08,437 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) [2025-04-14 14:31:08,439 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 [2025-04-14 14:31:08,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2025-04-14 14:31:08,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2025-04-14 14:31:08,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2025-04-14 14:31:08,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2025-04-14 14:31:08,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-04-14 14:31:08,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-14 14:31:08,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-14 14:31:08,458 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-14 14:31:08,574 INFO L256 CfgBuilder]: Building ICFG [2025-04-14 14:31:08,576 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-14 14:31:08,938 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-14 14:31:08,938 INFO L307 CfgBuilder]: Performing block encoding [2025-04-14 14:31:09,224 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-14 14:31:09,225 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-14 14:31:09,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.04 02:31:09 BoogieIcfgContainer [2025-04-14 14:31:09,225 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-14 14:31:09,227 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-14 14:31:09,227 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-14 14:31:09,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-14 14:31:09,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.04 02:31:07" (1/3) ... [2025-04-14 14:31:09,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734c75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 02:31:09, skipping insertion in model container [2025-04-14 14:31:09,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.04 02:31:08" (2/3) ... [2025-04-14 14:31:09,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734c75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.04 02:31:09, skipping insertion in model container [2025-04-14 14:31:09,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.04 02:31:09" (3/3) ... [2025-04-14 14:31:09,233 INFO L128 eAbstractionObserver]: Analyzing ICFG mix023_tso.i [2025-04-14 14:31:09,244 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-14 14:31:09,247 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mix023_tso.i that has 5 procedures, 51 locations, 47 edges, 1 initial locations, 0 loop locations, and 3 error locations. [2025-04-14 14:31:09,248 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-14 14:31:09,301 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-14 14:31:09,329 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 14:31:09,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-14 14:31:09,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-14 14:31:09,332 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-14 14:31:09,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-14 14:31:09,397 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-14 14:31:09,409 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2025-04-14 14:31:09,415 INFO L340 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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;@319f79e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-14 14:31:09,415 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-14 14:31:11,757 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-14 14:31:11,758 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2025-04-14 14:31:11,758 INFO L139 ounterexampleChecker]: Examining path program with hash 1932470431, occurence #1 [2025-04-14 14:31:11,758 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2025-04-14 14:31:11,758 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2025-04-14 14:31:11,762 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-14 14:31:11,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1996917509, now seen corresponding path program 1 times [2025-04-14 14:31:11,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-14 14:31:11,769 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282246960] [2025-04-14 14:31:11,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-14 14:31:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-14 14:31:11,831 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-04-14 14:31:11,862 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-04-14 14:31:11,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-14 14:31:11,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-14 14:31:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-14 14:31:12,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-14 14:31:12,177 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282246960] [2025-04-14 14:31:12,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282246960] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-14 14:31:12,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-14 14:31:12,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-04-14 14:31:12,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244552494] [2025-04-14 14:31:12,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-14 14:31:12,184 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-14 14:31:12,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-14 14:31:12,197 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-14 14:31:12,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-14 14:31:12,198 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-14 14:31:12,200 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-14 14:31:12,201 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2025-04-14 14:31:12,201 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2025-04-14 14:45:37,998 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-14 14:45:38,001 WARN L610 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-4-3-4-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-38-4-6-7-6-6-5-7-6-7-6-7-3-7-5-2-3-2-2-2-1 context. [2025-04-14 14:45:38,003 INFO L790 garLoopResultBuilder]: Registering result TIMEOUT for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-04-14 14:45:38,000 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 [2025-04-14 14:45:38,003 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2025-04-14 14:45:38,009 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-04-14 14:45:38,010 INFO L320 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was TIMEOUT (1/3) [2025-04-14 14:45:38,014 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-14 14:45:38,014 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-14 14:45:38,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-04-14 14:45:38,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.04 02:45:38 BasicIcfg [2025-04-14 14:45:38,161 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-14 14:45:38,162 INFO L158 Benchmark]: Toolchain (without parser) took 870350.12ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 98.5MB in the beginning and 417.8MB in the end (delta: -319.3MB). Peak memory consumption was 722.8MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,162 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-14 14:45:38,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.69ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 65.9MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.82ms. Allocated memory is still 142.6MB. Free memory was 65.9MB in the beginning and 61.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,163 INFO L158 Benchmark]: Boogie Preprocessor took 28.19ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 58.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,163 INFO L158 Benchmark]: IcfgBuilder took 824.91ms. Allocated memory is still 142.6MB. Free memory was 58.6MB in the beginning and 81.2MB in the end (delta: -22.6MB). Peak memory consumption was 38.0MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,163 INFO L158 Benchmark]: TraceAbstraction took 868933.58ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 79.9MB in the beginning and 417.8MB in the end (delta: -337.9MB). Peak memory consumption was 702.4MB. Max. memory is 8.0GB. [2025-04-14 14:45:38,164 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 504.69ms. Allocated memory is still 142.6MB. Free memory was 98.5MB in the beginning and 65.9MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.82ms. Allocated memory is still 142.6MB. Free memory was 65.9MB in the beginning and 61.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.19ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 58.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * IcfgBuilder took 824.91ms. Allocated memory is still 142.6MB. Free memory was 58.6MB in the beginning and 81.2MB in the end (delta: -22.6MB). Peak memory consumption was 38.0MB. Max. memory is 8.0GB. * TraceAbstraction took 868933.58ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 79.9MB in the beginning and 417.8MB in the end (delta: -337.9MB). Peak memory consumption was 702.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4428, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 461, dependent conditional: 407, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4409, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 442, dependent conditional: 388, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4409, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 442, dependent conditional: 388, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 1124, dependent conditional: 1070, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 294, independent unconditional: 3673, dependent: 1124, dependent conditional: 366, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 294, independent unconditional: 3673, dependent: 1124, dependent conditional: 366, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1110, independent: 1032, independent conditional: 7, independent unconditional: 1025, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1111, independent: 1015, independent conditional: 0, independent unconditional: 1015, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 95, independent: 17, independent conditional: 7, independent unconditional: 10, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, independent: 17, independent conditional: 7, independent unconditional: 10, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 809347, independent: 32056, independent conditional: 31965, independent unconditional: 91, dependent: 777291, dependent conditional: 263277, dependent unconditional: 514014, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 5091, independent: 2935, independent conditional: 287, independent unconditional: 2648, dependent: 1046, dependent conditional: 348, dependent unconditional: 698, unknown: 1110, unknown conditional: 25, unknown unconditional: 1085] , Statistics on independence cache: Total cache size (in pairs): 1110, Positive cache size: 1032, Positive conditional cache size: 7, Positive unconditional cache size: 1025, Negative cache size: 78, Negative conditional cache size: 18, Negative unconditional cache size: 60, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3352, Maximal queried relation: 1, Independence queries for same thread: 19, Persistent sets #1 benchmarks: Persistent set computation time: 474.8s, Number of persistent set computation: 440, Number of trivial persistent sets: 332, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1079, independent: 1025, independent conditional: 0, independent unconditional: 1025, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4428, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 461, dependent conditional: 407, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4409, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 442, dependent conditional: 388, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4409, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 442, dependent conditional: 388, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 2942, independent unconditional: 1025, dependent: 1124, dependent conditional: 1070, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 294, independent unconditional: 3673, dependent: 1124, dependent conditional: 366, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5091, independent: 3967, independent conditional: 294, independent unconditional: 3673, dependent: 1124, dependent conditional: 366, dependent unconditional: 758, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1110, independent: 1032, independent conditional: 7, independent unconditional: 1025, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1111, independent: 1015, independent conditional: 0, independent unconditional: 1015, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 95, independent: 17, independent conditional: 7, independent unconditional: 10, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, independent: 17, independent conditional: 7, independent unconditional: 10, dependent: 78, dependent conditional: 18, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 809347, independent: 32056, independent conditional: 31965, independent unconditional: 91, dependent: 777291, dependent conditional: 263277, dependent unconditional: 514014, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 5091, independent: 2935, independent conditional: 287, independent unconditional: 2648, dependent: 1046, dependent conditional: 348, dependent unconditional: 698, unknown: 1110, unknown conditional: 25, unknown unconditional: 1085] , Statistics on independence cache: Total cache size (in pairs): 1110, Positive cache size: 1032, Positive conditional cache size: 7, Positive unconditional cache size: 1025, Negative cache size: 78, Negative conditional cache size: 18, Negative unconditional cache size: 60, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3352, Maximal queried relation: 1, Independence queries for same thread: 19 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∧-2-2-4-3-4-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-38-4-6-7-6-6-5-7-6-7-6-7-3-7-5-2-3-2-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 87 locations, 83 edges, 9 error locations. Started 1 CEGAR loops. OverallTime: 868.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 868.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, UnsatisfiedConditions: 0, ImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown