/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 X --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.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 10:51:52,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 10:51:52,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 10:51:53,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 10:51:53,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 10:51:53,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 10:51:53,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 10:51:53,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 10:51:53,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 10:51:53,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 10:51:53,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 10:51:53,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 10:51:53,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 10:51:53,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 10:51:53,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 10:51:53,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 10:51:53,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 10:51:53,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 10:51:53,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 10:51:53,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 10:51:53,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 10:51:53,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 10:51:53,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 10:51:53,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 10:51:53,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 10:51:53,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 10:51:53,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 10:51:53,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 10:51:53,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 10:51:53,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 10:51:53,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 10:51:53,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 10:51:53,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 10:51:53,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 10:51:53,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 10:51:53,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 10:51:53,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 10:51:53,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 10:51:53,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 10:51:53,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 10:51:53,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 10:51:53,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 10:51:53,069 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 10:51:53,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 10:51:53,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 10:51:53,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 10:51:53,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 10:51:53,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 10:51:53,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 10:51:53,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 10:51:53,072 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 10:51:53,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 10:51:53,072 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 10:51:53,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 10:51:53,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 10:51:53,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 10:51:53,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 10:51:53,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 10:51:53,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 10:51:53,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:51:53,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 10:51:53,075 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 10:51:53,075 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 10:51:53,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 10:51:53,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 10:51:53,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 10:51:53,294 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 10:51:53,295 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 10:51:53,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-05-20 10:51:53,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5384ab594/fc5f84816558456aae2248a86cf61710/FLAGdb8d0316a [2023-05-20 10:51:53,732 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 10:51:53,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-05-20 10:51:53,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5384ab594/fc5f84816558456aae2248a86cf61710/FLAGdb8d0316a [2023-05-20 10:51:53,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5384ab594/fc5f84816558456aae2248a86cf61710 [2023-05-20 10:51:53,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 10:51:53,754 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 10:51:53,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 10:51:53,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 10:51:53,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 10:51:53,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:51:53" (1/1) ... [2023-05-20 10:51:53,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dd9d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:53, skipping insertion in model container [2023-05-20 10:51:53,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:51:53" (1/1) ... [2023-05-20 10:51:53,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 10:51:53,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 10:51:53,956 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.wvr.c[2625,2638] [2023-05-20 10:51:53,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:51:53,969 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 10:51:54,002 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.wvr.c[2625,2638] [2023-05-20 10:51:54,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:51:54,015 INFO L208 MainTranslator]: Completed translation [2023-05-20 10:51:54,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54 WrapperNode [2023-05-20 10:51:54,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 10:51:54,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 10:51:54,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 10:51:54,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 10:51:54,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,063 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-05-20 10:51:54,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 10:51:54,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 10:51:54,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 10:51:54,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 10:51:54,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,097 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 10:51:54,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 10:51:54,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 10:51:54,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 10:51:54,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (1/1) ... [2023-05-20 10:51:54,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:51:54,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:51:54,147 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) [2023-05-20 10:51:54,173 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 [2023-05-20 10:51:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 10:51:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 10:51:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 10:51:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 10:51:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 10:51:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 10:51:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 10:51:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-20 10:51:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-20 10:51:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-20 10:51:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 10:51:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 10:51:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 10:51:54,207 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 10:51:54,298 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 10:51:54,299 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 10:51:54,544 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 10:51:54,550 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 10:51:54,550 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-20 10:51:54,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:51:54 BoogieIcfgContainer [2023-05-20 10:51:54,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 10:51:54,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 10:51:54,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 10:51:54,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 10:51:54,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 10:51:53" (1/3) ... [2023-05-20 10:51:54,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59737dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:51:54, skipping insertion in model container [2023-05-20 10:51:54,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:51:54" (2/3) ... [2023-05-20 10:51:54,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59737dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:51:54, skipping insertion in model container [2023-05-20 10:51:54,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:51:54" (3/3) ... [2023-05-20 10:51:54,567 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2023-05-20 10:51:54,572 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 10:51:54,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 10:51:54,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 10:51:54,578 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 10:51:54,656 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-05-20 10:51:54,692 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:51:54,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:51:54,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:51:54,694 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) [2023-05-20 10:51:54,695 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 [2023-05-20 10:51:54,725 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:51:54,747 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 10:51:54,753 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;@5c1bd7f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:51:54,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-05-20 10:51:55,031 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)] === [2023-05-20 10:51:55,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:51:55,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1771202325, now seen corresponding path program 1 times [2023-05-20 10:51:55,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:51:55,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205175751] [2023-05-20 10:51:55,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:51:55,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:51:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:51:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-05-20 10:51:55,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:51:55,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205175751] [2023-05-20 10:51:55,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205175751] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:51:55,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:51:55,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:51:55,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239946457] [2023-05-20 10:51:55,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:51:55,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:51:55,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:51:55,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:51:55,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:51:55,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:55,402 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:51:55,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 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) [2023-05-20 10:51:55,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:55,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:55,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 10:51:55,470 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)] === [2023-05-20 10:51:55,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:51:55,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1080321112, now seen corresponding path program 1 times [2023-05-20 10:51:55,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:51:55,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067451158] [2023-05-20 10:51:55,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:51:55,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:51:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:51:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-05-20 10:51:56,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:51:56,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067451158] [2023-05-20 10:51:56,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067451158] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:51:56,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:51:56,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:51:56,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652075653] [2023-05-20 10:51:56,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:51:56,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:51:56,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:51:56,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:51:56,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:51:56,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:56,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:51:56,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 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) [2023-05-20 10:51:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:56,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:56,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:51:56,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 10:51:56,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 10:51:56,578 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-05-20 10:51:56,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:51:56,578 INFO L85 PathProgramCache]: Analyzing trace with hash -624603922, now seen corresponding path program 1 times [2023-05-20 10:51:56,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:51:56,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293470203] [2023-05-20 10:51:56,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:51:56,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-05-20 11:06:31,336 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 [2023-05-20 11:06:31,336 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 [2023-05-20 11:06:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-05-20 11:06:32,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2023-05-20 11:06:32,386 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 [2023-05-20 11:06:32,609 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-05-20 11:06:32,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 11:06:32,610 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. [2023-05-20 11:06:32,610 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-05-20 11:06:32,611 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-05-20 11:06:32,611 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-05-20 11:06:32,611 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-05-20 11:06:32,611 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-05-20 11:06:32,611 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-05-20 11:06:32,615 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-05-20 11:06:32,617 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 11:06:32,617 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 11:06:32,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 11:06:32 BasicIcfg [2023-05-20 11:06:32,623 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 11:06:32,623 INFO L158 Benchmark]: Toolchain (without parser) took 878869.06ms. Allocated memory was 220.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 193.0MB in the beginning and 951.3MB in the end (delta: -758.3MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2023-05-20 11:06:32,624 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 163.6MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 11:06:32,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.50ms. Allocated memory is still 220.2MB. Free memory was 193.0MB in the beginning and 189.5MB in the end (delta: 3.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-05-20 11:06:32,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.41ms. Allocated memory is still 220.2MB. Free memory was 189.5MB in the beginning and 188.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 11:06:32,624 INFO L158 Benchmark]: Boogie Preprocessor took 35.33ms. Allocated memory is still 220.2MB. Free memory was 188.0MB in the beginning and 186.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 11:06:32,625 INFO L158 Benchmark]: RCFGBuilder took 451.51ms. Allocated memory is still 220.2MB. Free memory was 185.9MB in the beginning and 168.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-20 11:06:32,625 INFO L158 Benchmark]: TraceAbstraction took 878069.67ms. Allocated memory was 220.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 166.5MB in the beginning and 951.3MB in the end (delta: -784.8MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2023-05-20 11:06:32,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 163.6MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 259.50ms. Allocated memory is still 220.2MB. Free memory was 193.0MB in the beginning and 189.5MB in the end (delta: 3.5MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.41ms. Allocated memory is still 220.2MB. Free memory was 189.5MB in the beginning and 188.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.33ms. Allocated memory is still 220.2MB. Free memory was 188.0MB in the beginning and 186.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 451.51ms. Allocated memory is still 220.2MB. Free memory was 185.9MB in the beginning and 168.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 878069.67ms. Allocated memory was 220.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 166.5MB in the beginning and 951.3MB in the end (delta: -784.8MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7879, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 180, dependent conditional: 165, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4863, independent: 4848, independent conditional: 0, independent unconditional: 4848, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4863, independent: 4848, independent conditional: 0, independent unconditional: 4848, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7714, independent: 2851, independent conditional: 0, independent unconditional: 2851, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4863, unknown conditional: 0, unknown unconditional: 4863] , Statistics on independence cache: Total cache size (in pairs): 4863, Positive cache size: 4848, Positive conditional cache size: 0, Positive unconditional cache size: 4848, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, 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: 165 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 304, Number of trivial persistent sets: 237, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5272, independent: 5257, independent conditional: 0, independent unconditional: 5257, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7879, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 180, dependent conditional: 165, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 2442, independent unconditional: 5257, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7714, independent: 7699, independent conditional: 0, independent unconditional: 7699, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4863, independent: 4848, independent conditional: 0, independent unconditional: 4848, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4863, independent: 4848, independent conditional: 0, independent unconditional: 4848, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7714, independent: 2851, independent conditional: 0, independent unconditional: 2851, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4863, unknown conditional: 0, unknown unconditional: 4863] , Statistics on independence cache: Total cache size (in pairs): 4863, Positive cache size: 4848, Positive conditional cache size: 0, Positive unconditional cache size: 4848, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, 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: 165 - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - TimeoutResultAtElement [Line: 101]: 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - TimeoutResultAtElement [Line: 100]: 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - TimeoutResultAtElement [Line: 102]: 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [293470203] and IpTcStrategyModuleZ3 [614638376]. - 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: 877.9s, OverallIterations: 3, 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: 9, 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, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 352 NumberOfCodeBlocks, 352 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 740/740 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