/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk23/elimination_backoff_stack.line1357.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 02:32:27,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 02:32:27,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 02:32:27,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-24 02:32:27,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-24 02:32:27,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-24 02:32:27,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-24 02:32:27,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-24 02:32:27,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-24 02:32:27,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-24 02:32:27,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-24 02:32:27,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-24 02:32:27,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-24 02:32:27,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-24 02:32:27,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-24 02:32:27,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-24 02:32:27,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-24 02:32:27,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-24 02:32:27,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-24 02:32:27,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-24 02:32:27,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-24 02:32:27,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-24 02:32:27,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-24 02:32:27,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-24 02:32:27,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-24 02:32:27,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-24 02:32:27,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-24 02:32:27,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-24 02:32:27,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-24 02:32:27,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-24 02:32:27,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-24 02:32:27,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-24 02:32:27,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-24 02:32:27,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-24 02:32:27,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-24 02:32:27,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-24 02:32:27,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-24 02:32:27,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-24 02:32:27,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-24 02:32:27,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-24 02:32:27,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-24 02:32:27,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-24 02:32:27,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 02:32:27,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 02:32:27,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 02:32:27,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 02:32:27,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 02:32:27,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 02:32:27,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 02:32:27,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 02:32:27,171 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 02:32:27,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 02:32:27,172 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 02:32:27,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 02:32:27,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 02:32:27,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 02:32:27,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 02:32:27,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 02:32:27,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 02:32:27,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 02:32:27,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 02:32:27,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 02:32:27,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 02:32:27,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 02:32:27,175 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-24 02:32:27,176 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 02:32:27,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 02:32:27,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 02:32:27,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 02:32:27,566 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 02:32:27,568 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 02:32:27,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk23/elimination_backoff_stack.line1357.bpl [2022-10-24 02:32:27,571 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk23/elimination_backoff_stack.line1357.bpl' [2022-10-24 02:32:27,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 02:32:27,910 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 02:32:27,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 02:32:27,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 02:32:27,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 02:32:27,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,112 INFO L138 Inliner]: procedures = 8, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 02:32:28,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 02:32:28,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 02:32:28,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 02:32:28,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 02:32:28,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 02:32:28,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 02:32:28,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 02:32:28,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 02:32:28,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/1) ... [2022-10-24 02:32:28,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 02:32:28,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 02:32:28,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-24 02:32:28,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-24 02:32:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-10-24 02:32:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-10-24 02:32:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-10-24 02:32:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-10-24 02:32:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 02:32:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 02:32:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-10-24 02:32:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-10-24 02:32:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-10-24 02:32:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-10-24 02:32:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-10-24 02:32:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-10-24 02:32:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-10-24 02:32:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-10-24 02:32:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-10-24 02:32:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-10-24 02:32:28,872 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 02:32:29,421 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 02:32:29,424 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 02:32:34,790 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 02:32:34,850 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 02:32:34,850 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-24 02:32:34,861 INFO L202 PluginConnector]: Adding new model elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:32:34 BoogieIcfgContainer [2022-10-24 02:32:34,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 02:32:34,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 02:32:34,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 02:32:34,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 02:32:34,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 02:32:27" (1/2) ... [2022-10-24 02:32:34,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456174a and model type elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:32:34, skipping insertion in model container [2022-10-24 02:32:34,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:32:34" (2/2) ... [2022-10-24 02:32:34,873 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.line1357.bpl [2022-10-24 02:32:34,883 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 02:32:34,892 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 02:32:34,893 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 02:32:34,893 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 02:32:36,307 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-24 02:32:36,578 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 02:32:36,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 02:32:36,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 02:32:36,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-24 02:32:36,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-24 02:32:36,633 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 02:32:36,663 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-24 02:32:36,663 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-24 02:32:36,663 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-24 02:32:36,673 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-24 02:32:36,683 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;@6372f136, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 02:32:36,684 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Received shutdown request... [2022-10-24 02:40:05,432 WARN L619 AbstractCegarLoop]: Verification canceled: while executing OptimisticBudget. [2022-10-24 02:40:05,435 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-24 02:40:05,451 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-24 02:40:05,454 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was TIMEOUT (1/9) [2022-10-24 02:40:05,455 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 02:40:05,456 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 02:40:05,463 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-24 02:40:05,467 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2022-10-24 02:40:05,481 INFO L202 PluginConnector]: Adding new model elimination_backoff_stack.line1357.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:40:05 BasicIcfg [2022-10-24 02:40:05,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 02:40:05,484 INFO L158 Benchmark]: Toolchain (without parser) took 457573.11ms. Allocated memory was 201.3MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 171.5MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 4.9GB. Max. memory is 8.0GB. [2022-10-24 02:40:05,489 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.96ms. Allocated memory is still 201.3MB. Free memory is still 181.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 02:40:05,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 193.81ms. Allocated memory is still 201.3MB. Free memory was 171.5MB in the beginning and 168.2MB in the end (delta: 3.3MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. [2022-10-24 02:40:05,491 INFO L158 Benchmark]: Boogie Preprocessor took 411.38ms. Allocated memory was 201.3MB in the beginning and 327.2MB in the end (delta: 125.8MB). Free memory was 168.2MB in the beginning and 273.6MB in the end (delta: -105.3MB). Peak memory consumption was 22.8MB. Max. memory is 8.0GB. [2022-10-24 02:40:05,491 INFO L158 Benchmark]: RCFGBuilder took 6329.61ms. Allocated memory was 327.2MB in the beginning and 586.2MB in the end (delta: 259.0MB). Free memory was 273.6MB in the beginning and 405.7MB in the end (delta: -132.1MB). Peak memory consumption was 183.9MB. Max. memory is 8.0GB. [2022-10-24 02:40:05,493 INFO L158 Benchmark]: TraceAbstraction took 450615.97ms. Allocated memory was 586.2MB in the beginning and 8.0GB in the end (delta: 7.4GB). Free memory was 404.6MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 4.8GB. Max. memory is 8.0GB. [2022-10-24 02:40:05,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.96ms. Allocated memory is still 201.3MB. Free memory is still 181.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 193.81ms. Allocated memory is still 201.3MB. Free memory was 171.5MB in the beginning and 168.2MB in the end (delta: 3.3MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 411.38ms. Allocated memory was 201.3MB in the beginning and 327.2MB in the end (delta: 125.8MB). Free memory was 168.2MB in the beginning and 273.6MB in the end (delta: -105.3MB). Peak memory consumption was 22.8MB. Max. memory is 8.0GB. * RCFGBuilder took 6329.61ms. Allocated memory was 327.2MB in the beginning and 586.2MB in the end (delta: 259.0MB). Free memory was 273.6MB in the beginning and 405.7MB in the end (delta: -132.1MB). Peak memory consumption was 183.9MB. Max. memory is 8.0GB. * TraceAbstraction took 450615.97ms. Allocated memory was 586.2MB in the beginning and 8.0GB in the end (delta: 7.4GB). Free memory was 404.6MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 4.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6475823, positive: 6359887, positive conditional: 6359887, positive unconditional: 0, negative: 115936, negative conditional: 115936, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6475823, positive: 6359887, positive conditional: 6359887, positive unconditional: 0, negative: 115936, negative conditional: 115936, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6375643, positive: 6359887, positive conditional: 0, positive unconditional: 6359887, negative: 15756, negative conditional: 0, negative unconditional: 15756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1760775, positive: 1752711, positive conditional: 0, positive unconditional: 1752711, negative: 8064, negative conditional: 0, negative unconditional: 8064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6375643, positive: 4607176, positive conditional: 0, positive unconditional: 4607176, negative: 7692, negative conditional: 0, negative unconditional: 7692, unknown: 1760775, unknown conditional: 0, unknown unconditional: 1760775] , Statistics on independence cache: Total cache size (in pairs): 1760775, Positive cache size: 1752711, Positive conditional cache size: 0, Positive unconditional cache size: 1752711, Negative cache size: 8064, Negative conditional cache size: 0, Negative unconditional cache size: 8064, Independence queries for same thread: 100180, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative 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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 5881]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing OptimisticBudget. - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 15 procedures, 18415 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 449.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 448.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2022-10-24 02:40:05,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-10-24 02:40:05,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 !SESSION 2022-10-24 02:32:25.417 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.16 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk23/elimination_backoff_stack.line1357.bpl Command-line arguments: -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk23/elimination_backoff_stack.line1357.bpl !ENTRY org.eclipse.osgi 4 0 2022-10-24 02:40:05.993 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8b236088/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8b236088/.metadata/.log.