/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 05:42:23,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 05:42:23,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 05:42:23,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 05:42:23,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 05:42:23,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 05:42:23,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 05:42:23,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 05:42:23,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 05:42:23,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 05:42:23,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 05:42:23,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 05:42:23,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 05:42:23,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 05:42:23,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 05:42:23,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 05:42:23,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 05:42:23,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 05:42:23,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 05:42:23,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 05:42:23,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 05:42:23,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 05:42:23,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 05:42:23,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 05:42:23,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 05:42:23,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 05:42:23,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 05:42:23,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 05:42:23,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 05:42:23,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 05:42:23,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 05:42:23,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 05:42:23,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 05:42:23,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 05:42:23,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 05:42:23,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 05:42:23,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 05:42:23,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 05:42:23,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 05:42:23,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 05:42:23,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 05:42:23,743 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 05:42:23,773 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 05:42:23,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 05:42:23,773 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 05:42:23,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 05:42:23,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 05:42:23,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 05:42:23,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 05:42:23,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 05:42:23,775 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 05:42:23,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 05:42:23,776 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 05:42:23,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 05:42:23,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 05:42:23,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 05:42:23,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 05:42:23,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 05:42:23,779 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 05:42:23,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 05:42:23,780 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 05:42:23,780 INFO L138 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 05:42:24,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 05:42:24,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 05:42:24,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 05:42:24,040 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 05:42:24,041 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 05:42:24,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-05-04 05:42:24,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e62df64/0af47534dd48444da78ad8112057d9f6/FLAGc516ac3e1 [2023-05-04 05:42:24,463 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 05:42:24,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-05-04 05:42:24,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e62df64/0af47534dd48444da78ad8112057d9f6/FLAGc516ac3e1 [2023-05-04 05:42:24,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7e62df64/0af47534dd48444da78ad8112057d9f6 [2023-05-04 05:42:24,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 05:42:24,500 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 05:42:24,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 05:42:24,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 05:42:24,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 05:42:24,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e92dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24, skipping insertion in model container [2023-05-04 05:42:24,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 05:42:24,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 05:42:24,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-05-04 05:42:24,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 05:42:24,717 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 05:42:24,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-05-04 05:42:24,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 05:42:24,759 INFO L208 MainTranslator]: Completed translation [2023-05-04 05:42:24,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24 WrapperNode [2023-05-04 05:42:24,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 05:42:24,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 05:42:24,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 05:42:24,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 05:42:24,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,808 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-05-04 05:42:24,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 05:42:24,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 05:42:24,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 05:42:24,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 05:42:24,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,832 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 05:42:24,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 05:42:24,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 05:42:24,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 05:42:24,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (1/1) ... [2023-05-04 05:42:24,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 05:42:24,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 05:42:24,874 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) [2023-05-04 05:42:24,882 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 [2023-05-04 05:42:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 05:42:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 05:42:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 05:42:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 05:42:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 05:42:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-04 05:42:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-04 05:42:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 05:42:24,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 05:42:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 05:42:24,911 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 05:42:25,020 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 05:42:25,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 05:42:25,320 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 05:42:25,328 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 05:42:25,328 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-04 05:42:25,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:42:25 BoogieIcfgContainer [2023-05-04 05:42:25,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 05:42:25,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 05:42:25,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 05:42:25,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 05:42:25,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 05:42:24" (1/3) ... [2023-05-04 05:42:25,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca1f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:42:25, skipping insertion in model container [2023-05-04 05:42:25,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:42:24" (2/3) ... [2023-05-04 05:42:25,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca1f71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:42:25, skipping insertion in model container [2023-05-04 05:42:25,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:42:25" (3/3) ... [2023-05-04 05:42:25,343 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2023-05-04 05:42:25,351 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 05:42:25,358 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 05:42:25,359 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 05:42:25,359 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 05:42:25,476 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-05-04 05:42:25,525 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:42:25,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 05:42:25,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 05:42:25,527 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) [2023-05-04 05:42:25,528 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 [2023-05-04 05:42:25,555 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 05:42:25,573 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 05:42:25,582 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;@505821bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 05:42:25,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-05-04 05:42:26,085 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-04 05:42:26,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:42:26,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1687067958, now seen corresponding path program 1 times [2023-05-04 05:42:26,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:42:26,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400832076] [2023-05-04 05:42:26,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:42:26,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 05:42:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 05:42:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2023-05-04 05:42:26,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 05:42:26,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400832076] [2023-05-04 05:42:26,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400832076] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 05:42:26,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 05:42:26,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 05:42:26,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862042631] [2023-05-04 05:42:26,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 05:42:26,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 05:42:26,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 05:42:26,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 05:42:26,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 05:42:26,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:42:26,538 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 05:42:26,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.0) internal successors, (134), 2 states have internal predecessors, (134), 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) [2023-05-04 05:42:26,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:42:26,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 05:42:26,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 05:42:26,636 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-04 05:42:26,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 05:42:26,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1213549077, now seen corresponding path program 1 times [2023-05-04 05:42:26,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 05:42:26,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356454446] [2023-05-04 05:42:26,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 05:42:26,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-05-04 05:56:58,626 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 [2023-05-04 05:56:58,626 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 [2023-05-04 05:56:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-05-04 05:56:59,677 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-05-04 05:56:59,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 05:56:59,678 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. [2023-05-04 05:56:59,680 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-05-04 05:56:59,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-05-04 05:56:59,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-05-04 05:56:59,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-05-04 05:56:59,681 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-05-04 05:56:59,682 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-05-04 05:56:59,696 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2023-05-04 05:56:59,698 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 [2023-05-04 05:56:59,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-04 05:56:59,704 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 05:56:59,704 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 05:56:59,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 05:56:59 BasicIcfg [2023-05-04 05:56:59,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 05:56:59,708 INFO L158 Benchmark]: Toolchain (without parser) took 875207.03ms. Allocated memory was 204.5MB in the beginning and 834.7MB in the end (delta: 630.2MB). Free memory was 182.9MB in the beginning and 494.3MB in the end (delta: -311.4MB). Peak memory consumption was 537.1MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,708 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 204.5MB. Free memory was 163.4MB in the beginning and 163.3MB in the end (delta: 79.4kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 05:56:59,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.08ms. Allocated memory is still 204.5MB. Free memory was 182.7MB in the beginning and 177.9MB in the end (delta: 4.8MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.02ms. Allocated memory is still 204.5MB. Free memory was 177.9MB in the beginning and 175.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,709 INFO L158 Benchmark]: Boogie Preprocessor took 28.37ms. Allocated memory is still 204.5MB. Free memory was 175.8MB in the beginning and 174.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,709 INFO L158 Benchmark]: RCFGBuilder took 492.59ms. Allocated memory is still 204.5MB. Free memory was 174.3MB in the beginning and 156.7MB in the end (delta: 17.6MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,710 INFO L158 Benchmark]: TraceAbstraction took 874374.34ms. Allocated memory was 204.5MB in the beginning and 834.7MB in the end (delta: 630.2MB). Free memory was 155.6MB in the beginning and 494.3MB in the end (delta: -338.7MB). Peak memory consumption was 510.8MB. Max. memory is 8.0GB. [2023-05-04 05:56:59,711 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 204.5MB. Free memory was 163.4MB in the beginning and 163.3MB in the end (delta: 79.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 258.08ms. Allocated memory is still 204.5MB. Free memory was 182.7MB in the beginning and 177.9MB in the end (delta: 4.8MB). Peak memory consumption was 9.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.02ms. Allocated memory is still 204.5MB. Free memory was 177.9MB in the beginning and 175.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.37ms. Allocated memory is still 204.5MB. Free memory was 175.8MB in the beginning and 174.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 492.59ms. Allocated memory is still 204.5MB. Free memory was 174.3MB in the beginning and 156.7MB in the end (delta: 17.6MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 874374.34ms. Allocated memory was 204.5MB in the beginning and 834.7MB in the end (delta: 630.2MB). Free memory was 155.6MB in the beginning and 494.3MB in the end (delta: -338.7MB). Peak memory consumption was 510.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7039, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 291, dependent conditional: 273, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4710, independent: 4692, independent conditional: 0, independent unconditional: 4692, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4710, independent: 4692, independent conditional: 0, independent unconditional: 4692, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 140, dependent conditional: 0, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6766, independent: 2056, independent conditional: 0, independent unconditional: 2056, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4710, unknown conditional: 0, unknown unconditional: 4710] , Statistics on independence cache: Total cache size (in pairs): 4710, Positive cache size: 4692, Positive conditional cache size: 0, Positive unconditional cache size: 4692, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 273 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 233, Number of trivial persistent sets: 189, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4936, independent: 4918, independent conditional: 0, independent unconditional: 4918, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7039, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 291, dependent conditional: 273, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 1830, independent unconditional: 4918, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6766, independent: 6748, independent conditional: 0, independent unconditional: 6748, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4710, independent: 4692, independent conditional: 0, independent unconditional: 4692, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4710, independent: 4692, independent conditional: 0, independent unconditional: 4692, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 140, dependent conditional: 0, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6766, independent: 2056, independent conditional: 0, independent unconditional: 2056, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4710, unknown conditional: 0, unknown unconditional: 4710] , Statistics on independence cache: Total cache size (in pairs): 4710, Positive cache size: 4692, Positive conditional cache size: 0, Positive unconditional cache size: 4692, Negative cache size: 18, Negative conditional cache size: 0, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 273 - TimeoutResultAtElement [Line: 117]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 105]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 207 with TraceHistMax 18,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [356454446] and IpTcStrategyModuleZ3 [822421975]. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 192 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 874.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, 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: 2, 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, 0.2s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 203 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 496/496 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