/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --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/safe001_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-25 21:50:12,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-25 21:50:12,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-25 21:50:12,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-25 21:50:12,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-25 21:50:12,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-25 21:50:12,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-25 21:50:12,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-25 21:50:12,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-25 21:50:12,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-25 21:50:12,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-25 21:50:12,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-25 21:50:12,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-25 21:50:12,691 INFO L153 SettingsManager]: * Use SBE=true [2024-01-25 21:50:12,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-25 21:50:12,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-25 21:50:12,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-25 21:50:12,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-25 21:50:12,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-25 21:50:12,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-25 21:50:12,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-25 21:50:12,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-25 21:50:12,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-25 21:50:12,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-25 21:50:12,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-25 21:50:12,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-25 21:50:12,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-25 21:50:12,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-25 21:50:12,694 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-25 21:50:12,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-25 21:50:12,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 21:50:12,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-25 21:50:12,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-25 21:50:12,696 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-25 21:50:12,697 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-25 21:50:12,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-25 21:50:12,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-25 21:50:12,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-25 21:50:12,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-25 21:50:12,915 INFO L274 PluginConnector]: CDTParser initialized [2024-01-25 21:50:12,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_power.oepc.i [2024-01-25 21:50:13,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-25 21:50:14,030 INFO L384 CDTParser]: Found 1 translation units. [2024-01-25 21:50:14,031 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_power.oepc.i [2024-01-25 21:50:14,046 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17954bf46/09054ef76dd8423398d8cdb74bc4e5e2/FLAG71960767d [2024-01-25 21:50:14,061 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17954bf46/09054ef76dd8423398d8cdb74bc4e5e2 [2024-01-25 21:50:14,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-25 21:50:14,064 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-25 21:50:14,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-25 21:50:14,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-25 21:50:14,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-25 21:50:14,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723724d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14, skipping insertion in model container [2024-01-25 21:50:14,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-25 21:50:14,213 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/safe001_power.oepc.i[995,1008] [2024-01-25 21:50:14,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 21:50:14,377 INFO L202 MainTranslator]: Completed pre-run [2024-01-25 21:50:14,386 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/safe001_power.oepc.i[995,1008] [2024-01-25 21:50:14,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 21:50:14,524 INFO L206 MainTranslator]: Completed translation [2024-01-25 21:50:14,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14 WrapperNode [2024-01-25 21:50:14,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-25 21:50:14,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-25 21:50:14,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-25 21:50:14,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-25 21:50:14,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,590 INFO L138 Inliner]: procedures = 176, calls = 84, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 172 [2024-01-25 21:50:14,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-25 21:50:14,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-25 21:50:14,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-25 21:50:14,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-25 21:50:14,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-25 21:50:14,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-25 21:50:14,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-25 21:50:14,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-25 21:50:14,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (1/1) ... [2024-01-25 21:50:14,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 21:50:14,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 21:50:14,670 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) [2024-01-25 21:50:14,689 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 [2024-01-25 21:50:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-25 21:50:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-25 21:50:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-25 21:50:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-25 21:50:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-25 21:50:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-25 21:50:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-01-25 21:50:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-01-25 21:50:14,695 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-01-25 21:50:14,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-01-25 21:50:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-01-25 21:50:14,696 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-01-25 21:50:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-25 21:50:14,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-25 21:50:14,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-25 21:50:14,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-25 21:50:14,698 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-25 21:50:14,842 INFO L241 CfgBuilder]: Building ICFG [2024-01-25 21:50:14,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-25 21:50:15,227 INFO L282 CfgBuilder]: Performing block encoding [2024-01-25 21:50:15,489 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-25 21:50:15,489 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-25 21:50:15,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 09:50:15 BoogieIcfgContainer [2024-01-25 21:50:15,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-25 21:50:15,491 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-25 21:50:15,491 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-25 21:50:15,493 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-25 21:50:15,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.01 09:50:14" (1/3) ... [2024-01-25 21:50:15,494 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d1cb3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 09:50:15, skipping insertion in model container [2024-01-25 21:50:15,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 09:50:14" (2/3) ... [2024-01-25 21:50:15,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76d1cb3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 09:50:15, skipping insertion in model container [2024-01-25 21:50:15,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 09:50:15" (3/3) ... [2024-01-25 21:50:15,497 INFO L112 eAbstractionObserver]: Analyzing ICFG safe001_power.oepc.i [2024-01-25 21:50:15,504 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-25 21:50:15,511 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-25 21:50:15,511 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-25 21:50:15,511 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-25 21:50:15,569 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-25 21:50:15,608 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 21:50:15,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 21:50:15,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 21:50:15,617 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) [2024-01-25 21:50:15,636 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 [2024-01-25 21:50:15,658 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 21:50:15,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-25 21:50:15,672 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;@28cb0015, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 21:50:15,672 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-25 21:50:15,716 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 21:50:15,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 21:50:15,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1990352262, now seen corresponding path program 1 times [2024-01-25 21:50:15,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 21:50:15,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693295133] [2024-01-25 21:50:15,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 21:50:15,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 21:50:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 21:50:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 21:50:15,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 21:50:15,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693295133] [2024-01-25 21:50:15,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693295133] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 21:50:15,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 21:50:15,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-25 21:50:15,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255031312] [2024-01-25 21:50:15,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 21:50:15,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-25 21:50:15,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 21:50:15,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-25 21:50:15,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-25 21:50:15,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:50:15,983 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 21:50:15,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 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) [2024-01-25 21:50:15,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:51:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:51:11,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-25 21:51:11,965 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 21:51:11,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 21:51:11,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1591750812, now seen corresponding path program 1 times [2024-01-25 21:51:11,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 21:51:11,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446103901] [2024-01-25 21:51:11,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 21:51:11,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 21:51:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 21:51:12,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 21:51:12,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 21:51:12,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446103901] [2024-01-25 21:51:12,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446103901] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 21:51:12,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 21:51:12,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-01-25 21:51:12,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840428494] [2024-01-25 21:51:12,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 21:51:12,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-01-25 21:51:12,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 21:51:12,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-01-25 21:51:12,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-01-25 21:51:12,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:51:12,647 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 21:51:12,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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) [2024-01-25 21:51:12,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:51:12,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:59:23,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:59:23,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-01-25 21:59:23,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-25 21:59:23,483 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 21:59:23,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 21:59:23,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1122168605, now seen corresponding path program 1 times [2024-01-25 21:59:23,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 21:59:23,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138005827] [2024-01-25 21:59:23,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 21:59:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 21:59:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 21:59:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 21:59:23,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 21:59:23,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138005827] [2024-01-25 21:59:23,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138005827] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 21:59:23,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 21:59:23,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-01-25 21:59:23,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316463345] [2024-01-25 21:59:23,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 21:59:23,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-01-25 21:59:23,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 21:59:23,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-01-25 21:59:23,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-01-25 21:59:23,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:59:23,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 21:59:23,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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) [2024-01-25 21:59:23,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 21:59:23,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-01-25 21:59:23,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-01-25 22:04:32,790 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 [2024-01-25 22:04:32,790 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 [2024-01-25 22:04:32,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-25 22:04:32,820 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2024-01-25 22:04:32,821 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-25 22:04:32,868 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-01-25 22:04:32,869 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (1/4) [2024-01-25 22:04:32,870 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-25 22:04:32,870 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-25 22:04:32,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.01 10:04:32 BasicIcfg [2024-01-25 22:04:32,872 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-25 22:04:32,872 INFO L158 Benchmark]: Toolchain (without parser) took 858808.24ms. Allocated memory was 215.0MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 156.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2024-01-25 22:04:32,873 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 215.0MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-01-25 22:04:32,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.34ms. Allocated memory is still 215.0MB. Free memory was 156.6MB in the beginning and 175.3MB in the end (delta: -18.7MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. [2024-01-25 22:04:32,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.34ms. Allocated memory is still 215.0MB. Free memory was 174.8MB in the beginning and 172.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-01-25 22:04:32,873 INFO L158 Benchmark]: Boogie Preprocessor took 39.59ms. Allocated memory is still 215.0MB. Free memory was 172.2MB in the beginning and 169.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-25 22:04:32,874 INFO L158 Benchmark]: RCFGBuilder took 858.36ms. Allocated memory was 215.0MB in the beginning and 297.8MB in the end (delta: 82.8MB). Free memory was 169.6MB in the beginning and 249.0MB in the end (delta: -79.4MB). Peak memory consumption was 90.5MB. Max. memory is 8.0GB. [2024-01-25 22:04:32,874 INFO L158 Benchmark]: TraceAbstraction took 857380.69ms. Allocated memory was 297.8MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 248.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. [2024-01-25 22:04:32,876 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 215.0MB. Free memory is still 167.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 458.34ms. Allocated memory is still 215.0MB. Free memory was 156.6MB in the beginning and 175.3MB in the end (delta: -18.7MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.34ms. Allocated memory is still 215.0MB. Free memory was 174.8MB in the beginning and 172.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.59ms. Allocated memory is still 215.0MB. Free memory was 172.2MB in the beginning and 169.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 858.36ms. Allocated memory was 215.0MB in the beginning and 297.8MB in the end (delta: 82.8MB). Free memory was 169.6MB in the beginning and 249.0MB in the end (delta: -79.4MB). Peak memory consumption was 90.5MB. Max. memory is 8.0GB. * TraceAbstraction took 857380.69ms. Allocated memory was 297.8MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 248.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 2.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 41342, independent: 41075, independent conditional: 41075, independent unconditional: 0, dependent: 13, dependent conditional: 13, dependent unconditional: 0, unknown: 254, unknown conditional: 254, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41339, independent: 41075, independent conditional: 41075, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 254, unknown conditional: 254, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 41339, independent: 41075, independent conditional: 41075, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 254, unknown conditional: 254, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41948, independent: 41075, independent conditional: 0, independent unconditional: 41075, dependent: 34, dependent conditional: 24, dependent unconditional: 10, unknown: 839, unknown conditional: 585, unknown unconditional: 254] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 41948, independent: 41075, independent conditional: 0, independent unconditional: 41075, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 41948, independent: 41075, independent conditional: 0, independent unconditional: 41075, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41339, independent: 41075, independent conditional: 0, independent unconditional: 41075, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 254, unknown conditional: 0, unknown unconditional: 254] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41339, independent: 41075, independent conditional: 0, independent unconditional: 41075, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 264, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 254, unknown conditional: 0, unknown unconditional: 254] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 264, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 254, unknown conditional: 0, unknown unconditional: 254] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 264, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 254, unknown conditional: 0, unknown unconditional: 254] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8273, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 8265, unknown conditional: 0, unknown unconditional: 8265] , Protected Queries: 0 ], Cache Queries: [ total: 41948, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 41924, unknown conditional: 0, unknown unconditional: 41924] , Statistics on independence cache: Total cache size (in pairs): 41085, Positive cache size: 41075, Positive conditional cache size: 0, Positive unconditional cache size: 41075, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 254, Unknown conditional cache size: 0, Unknown unconditional cache size: 254, Eliminated conditions: 609, Maximal queried relation: 3, Independence queries for same thread: 3 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 2, RedundantProofs: 2, ProvenStates: 5, Times there's more than one choice: 3, Avg number of choices: 1.8 - StatisticsResult: Reduction benchmarks 490.8s Time before loop, 0.0s Time in loop, 490.8s Time in total, Has Loop: false, Protected Variables: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~__unbuffered_p0_EAX$read_delayed~0, ~__unbuffered_p0_EAX~0, ~x~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ~main$tmp_guard1~0], Protected Variables before encountering a loop: [ULTIMATE.start___VERIFIER_assert_~expression#1, ~__unbuffered_p0_EAX$read_delayed~0, ~__unbuffered_p0_EAX~0, ~x~0, ULTIMATE.start___VERIFIER_assert_#in~expression#1, ~main$tmp_guard1~0] - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 154 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 857.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 855.9s, 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: 25, 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, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 264 NumberOfCodeBlocks, 264 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 1220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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