/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix023_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 00:57:04,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 00:57:04,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 00:57:04,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 00:57:04,386 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 00:57:04,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 00:57:04,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 00:57:04,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 00:57:04,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 00:57:04,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 00:57:04,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 00:57:04,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 00:57:04,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 00:57:04,414 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 00:57:04,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 00:57:04,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 00:57:04,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 00:57:04,416 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 00:57:04,416 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 00:57:04,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 00:57:04,416 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 00:57:04,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 00:57:04,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 00:57:04,417 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 00:57:04,417 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 00:57:04,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 00:57:04,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 00:57:04,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 00:57:04,418 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 00:57:04,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 00:57:04,418 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 00:57:04,418 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 00:57:04,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 00:57:04,419 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 00:57:04,419 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 00:57:04,419 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 00:57:04,419 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 00:57:04,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 00:57:04,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 00:57:04,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 00:57:04,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 00:57:04,669 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 00:57:04,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix023_tso.i [2024-05-03 00:57:05,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 00:57:05,913 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 00:57:05,913 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix023_tso.i [2024-05-03 00:57:05,929 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8e98eddbd/9bcba67a86824b8b8c36c0f48342de4c/FLAG383b81401 [2024-05-03 00:57:05,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8e98eddbd/9bcba67a86824b8b8c36c0f48342de4c [2024-05-03 00:57:05,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 00:57:05,943 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 00:57:05,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 00:57:05,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 00:57:05,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 00:57:05,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 12:57:05" (1/1) ... [2024-05-03 00:57:05,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176c8d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:05, skipping insertion in model container [2024-05-03 00:57:05,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 12:57:05" (1/1) ... [2024-05-03 00:57:06,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 00:57:06,151 WARN L239 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] [2024-05-03 00:57:06,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 00:57:06,406 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 00:57:06,417 WARN L239 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] [2024-05-03 00:57:06,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 00:57:06,526 INFO L206 MainTranslator]: Completed translation [2024-05-03 00:57:06,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06 WrapperNode [2024-05-03 00:57:06,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 00:57:06,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 00:57:06,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 00:57:06,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 00:57:06,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,592 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 281 [2024-05-03 00:57:06,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 00:57:06,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 00:57:06,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 00:57:06,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 00:57:06,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 00:57:06,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 00:57:06,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 00:57:06,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 00:57:06,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (1/1) ... [2024-05-03 00:57:06,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 00:57:06,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:57:06,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-03 00:57:06,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-03 00:57:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 00:57:06,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 00:57:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 00:57:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 00:57:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 00:57:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-03 00:57:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-03 00:57:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-03 00:57:06,811 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-03 00:57:06,811 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-03 00:57:06,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-03 00:57:06,812 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-05-03 00:57:06,813 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-05-03 00:57:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 00:57:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 00:57:06,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 00:57:06,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 00:57:06,815 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 00:57:06,943 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 00:57:06,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 00:57:07,339 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 00:57:07,537 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 00:57:07,538 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 00:57:07,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 12:57:07 BoogieIcfgContainer [2024-05-03 00:57:07,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 00:57:07,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 00:57:07,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 00:57:07,543 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 00:57:07,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 12:57:05" (1/3) ... [2024-05-03 00:57:07,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b85c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 12:57:07, skipping insertion in model container [2024-05-03 00:57:07,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:57:06" (2/3) ... [2024-05-03 00:57:07,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b85c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 12:57:07, skipping insertion in model container [2024-05-03 00:57:07,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 12:57:07" (3/3) ... [2024-05-03 00:57:07,546 INFO L112 eAbstractionObserver]: Analyzing ICFG mix023_tso.i [2024-05-03 00:57:07,553 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 00:57:07,560 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 00:57:07,561 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-05-03 00:57:07,561 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 00:57:07,618 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-03 00:57:07,658 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:57:07,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:57:07,661 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 00:57:07,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-03 00:57:07,701 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:57:07,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:57:07,715 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7d029986, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:57:07,720 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-03 00:57:07,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 00:57:07,727 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 00:57:07,728 INFO L308 ceAbstractionStarter]: Result for error location P1Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/9) [2024-05-03 00:57:07,736 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:57:07,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:57:07,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 00:57:07,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-03 00:57:07,778 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:57:07,778 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:57:07,778 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7d029986, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,779 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:57:07,779 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-03 00:57:07,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 00:57:07,780 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 00:57:07,780 INFO L308 ceAbstractionStarter]: Result for error location P3Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/9) [2024-05-03 00:57:07,785 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:57:07,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:57:07,788 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-03 00:57:07,794 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:57:07,794 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:57:07,795 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7d029986, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:57:07,795 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:57:07,798 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 00:57:07,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-03 00:57:07,827 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 214 states. [2024-05-03 00:57:07,827 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:57:07,830 INFO L78 Accepts]: Start accepts. Automaton has currently 216 states, but on-demand construction may add more states Word has length 100 [2024-05-03 00:57:07,832 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 00:57:07,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 00:57:07,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 00:57:07,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1109234033, now seen corresponding path program 1 times [2024-05-03 00:57:07,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 00:57:07,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338257774] [2024-05-03 00:57:07,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 00:57:07,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 00:57:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 00:57:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 00:57:08,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 00:57:08,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338257774] [2024-05-03 00:57:08,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338257774] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 00:57:08,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 00:57:08,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 00:57:08,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703672024] [2024-05-03 00:57:08,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 00:57:08,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 00:57:08,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 00:57:08,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 00:57:08,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 00:57:08,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:57:08,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 00:57:08,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 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) [2024-05-03 00:57:08,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:57:08,171 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 01:04:04,481 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 6610 states. [2024-05-03 01:04:04,481 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:04:04,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:04:04,482 INFO L78 Accepts]: Start accepts. Automaton has currently 13010 states, but on-demand construction may add more states Word has length 99 [2024-05-03 01:04:04,483 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 01:04:04,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 01:04:04,484 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 01:04:04,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 01:04:04,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1119297494, now seen corresponding path program 1 times [2024-05-03 01:04:04,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 01:04:04,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786210443] [2024-05-03 01:04:04,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 01:04:04,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 01:04:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 01:04:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 01:04:11,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 01:04:11,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786210443] [2024-05-03 01:04:11,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786210443] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 01:04:11,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 01:04:11,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 01:04:11,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142771486] [2024-05-03 01:04:11,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 01:04:11,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 01:04:11,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 01:04:11,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 01:04:11,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-03 01:04:11,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:04:11,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 01:04:11,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 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) [2024-05-03 01:04:11,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:04:11,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 01:04:11,346 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-03 01:10:35,862 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5812 states. [2024-05-03 01:10:35,862 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 01:10:35,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 01:10:35,862 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2024-05-03 01:10:35,863 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 01:10:35,894 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 01:10:35,909 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 01:10:35,910 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 01:10:35,910 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 01:10:35,920 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-03 01:10:35,921 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (3/9) [2024-05-03 01:10:35,922 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 01:10:35,922 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 01:10:35,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 01:10:35 BasicIcfg [2024-05-03 01:10:35,925 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 01:10:35,925 INFO L158 Benchmark]: Toolchain (without parser) took 809982.68ms. Allocated memory was 302.0MB in the beginning and 6.2GB in the end (delta: 5.9GB). Free memory was 231.3MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. [2024-05-03 01:10:35,926 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 190.8MB. Free memory was 163.4MB in the beginning and 163.3MB in the end (delta: 107.2kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 01:10:35,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.46ms. Allocated memory is still 302.0MB. Free memory was 231.1MB in the beginning and 201.3MB in the end (delta: 29.8MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2024-05-03 01:10:35,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.38ms. Allocated memory is still 302.0MB. Free memory was 201.3MB in the beginning and 197.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-05-03 01:10:35,926 INFO L158 Benchmark]: Boogie Preprocessor took 122.13ms. Allocated memory is still 302.0MB. Free memory was 197.1MB in the beginning and 270.6MB in the end (delta: -73.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-05-03 01:10:35,926 INFO L158 Benchmark]: RCFGBuilder took 822.70ms. Allocated memory is still 302.0MB. Free memory was 270.6MB in the beginning and 186.7MB in the end (delta: 83.9MB). Peak memory consumption was 82.8MB. Max. memory is 8.0GB. [2024-05-03 01:10:35,927 INFO L158 Benchmark]: TraceAbstraction took 808384.69ms. Allocated memory was 302.0MB in the beginning and 6.2GB in the end (delta: 5.9GB). Free memory was 185.2MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 4.6GB. Max. memory is 8.0GB. [2024-05-03 01:10:35,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 190.8MB. Free memory was 163.4MB in the beginning and 163.3MB in the end (delta: 107.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 583.46ms. Allocated memory is still 302.0MB. Free memory was 231.1MB in the beginning and 201.3MB in the end (delta: 29.8MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.38ms. Allocated memory is still 302.0MB. Free memory was 201.3MB in the beginning and 197.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 122.13ms. Allocated memory is still 302.0MB. Free memory was 197.1MB in the beginning and 270.6MB in the end (delta: -73.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 822.70ms. Allocated memory is still 302.0MB. Free memory was 270.6MB in the beginning and 186.7MB in the end (delta: 83.9MB). Peak memory consumption was 82.8MB. Max. memory is 8.0GB. * TraceAbstraction took 808384.69ms. Allocated memory was 302.0MB in the beginning and 6.2GB in the end (delta: 5.9GB). Free memory was 185.2MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 4.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14203367.7s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14203367.8s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43823, independent: 42595, independent conditional: 42595, independent unconditional: 0, dependent: 1220, dependent conditional: 1220, dependent unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42603, independent: 42595, independent conditional: 42595, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 42603, independent: 42595, independent conditional: 42595, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42614, independent: 42595, independent conditional: 0, independent unconditional: 42595, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 19, unknown conditional: 11, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 42614, independent: 42595, independent conditional: 0, independent unconditional: 42595, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42614, independent: 42595, independent conditional: 0, independent unconditional: 42595, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 19, unknown conditional: 0, unknown unconditional: 19] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 42603, independent: 42595, independent conditional: 0, independent unconditional: 42595, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 42603, independent: 41742, independent conditional: 0, independent unconditional: 41742, dependent: 861, dependent conditional: 0, dependent unconditional: 861, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 861, independent: 853, independent conditional: 0, independent unconditional: 853, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 861, independent: 853, independent conditional: 0, independent unconditional: 853, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 861, independent: 853, independent conditional: 0, independent unconditional: 853, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42504, independent: 34420, independent conditional: 0, independent unconditional: 34420, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8084, unknown conditional: 0, unknown unconditional: 8084] , Protected Queries: 0 ], Cache Queries: [ total: 42614, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 42614, unknown conditional: 0, unknown unconditional: 42614] , Statistics on independence cache: Total cache size (in pairs): 42595, Positive cache size: 42595, Positive conditional cache size: 0, Positive unconditional cache size: 42595, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 8, Unknown conditional cache size: 0, Unknown unconditional cache size: 8, Eliminated conditions: 11, Maximal queried relation: 2, Independence queries for same thread: 1220 - StatisticsResult: Reduction benchmarks 28.7ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 214, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 416310.1ms Time before loop, 0.0ms Time in loop, 416.3s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 6610, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 384515.3ms Time before loop, 0.0ms Time in loop, 384.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5812, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 101, Transitions: 100, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 6500, Transitions: 6505, Traversal time: 416.3s - StatisticsResult: Visitor Statistics States: 5731, Transitions: 5734, Traversal time: 384.5s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 1, RedundantProofs: 1, ProvenStates: 2, Times there's more than one choice: 1, Avg number of choices: 1.5 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data for error location: P1Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 9 procedures, 193 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: P3Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 9 procedures, 193 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 9 procedures, 193 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 808.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 800.9s, 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: 5, 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, 0.1s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 1094 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown