/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-opt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 14:45:12,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 14:45:12,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 14:45:12,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 14:45:12,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 14:45:12,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 14:45:12,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 14:45:12,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 14:45:12,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 14:45:12,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 14:45:12,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 14:45:12,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 14:45:12,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 14:45:12,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 14:45:12,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 14:45:12,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 14:45:12,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 14:45:12,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 14:45:12,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 14:45:12,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 14:45:12,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 14:45:12,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 14:45:12,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 14:45:12,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 14:45:12,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 14:45:12,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 14:45:12,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 14:45:12,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 14:45:12,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 14:45:12,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 14:45:12,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 14:45:12,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 14:45:12,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 14:45:12,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 14:45:12,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 14:45:12,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 14:45:12,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 14:45:12,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 14:45:12,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 14:45:12,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 14:45:12,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 14:45:12,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 14:45:12,964 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 14:45:12,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 14:45:12,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 14:45:12,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 14:45:12,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 14:45:12,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 14:45:12,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 14:45:12,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 14:45:12,968 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 14:45:12,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 14:45:12,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 14:45:12,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 14:45:12,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 14:45:12,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 14:45:12,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 14:45:12,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 14:45:12,973 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 14:45:12,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 14:45:12,973 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 14:45:12,973 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 14:45:13,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 14:45:13,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 14:45:13,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 14:45:13,215 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 14:45:13,215 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 14:45:13,216 INFO L432 ainManager$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 14:45:13,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4434cada7/b392dd59973045a4b7c16cd3d36705ed/FLAG54814ff91 [2023-05-04 14:45:13,606 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 14:45:13,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-05-04 14:45:13,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4434cada7/b392dd59973045a4b7c16cd3d36705ed/FLAG54814ff91 [2023-05-04 14:45:14,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4434cada7/b392dd59973045a4b7c16cd3d36705ed [2023-05-04 14:45:14,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 14:45:14,034 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 14:45:14,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 14:45:14,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 14:45:14,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 14:45:14,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403bc3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14, skipping insertion in model container [2023-05-04 14:45:14,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 14:45:14,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 14:45:14,235 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 14:45:14,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 14:45:14,244 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 14:45:14,284 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 14:45:14,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 14:45:14,303 INFO L208 MainTranslator]: Completed translation [2023-05-04 14:45:14,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14 WrapperNode [2023-05-04 14:45:14,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 14:45:14,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 14:45:14,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 14:45:14,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 14:45:14,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,335 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-05-04 14:45:14,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 14:45:14,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 14:45:14,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 14:45:14,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 14:45:14,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 14:45:14,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 14:45:14,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 14:45:14,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 14:45:14,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (1/1) ... [2023-05-04 14:45:14,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 14:45:14,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 14:45:14,389 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 14:45:14,409 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 14:45:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 14:45:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 14:45:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 14:45:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 14:45:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 14:45:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 14:45:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 14:45:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 14:45:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 14:45:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 14:45:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 14:45:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 14:45:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 14:45:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-04 14:45:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-04 14:45:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-04 14:45:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-04 14:45:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 14:45:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 14:45:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 14:45:14,450 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 14:45:14,556 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 14:45:14,558 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 14:45:14,830 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 14:45:14,838 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 14:45:14,838 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-04 14:45:14,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:45:14 BoogieIcfgContainer [2023-05-04 14:45:14,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 14:45:14,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 14:45:14,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 14:45:14,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 14:45:14,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 02:45:14" (1/3) ... [2023-05-04 14:45:14,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ee6c2b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:45:14, skipping insertion in model container [2023-05-04 14:45:14,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:45:14" (2/3) ... [2023-05-04 14:45:14,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ee6c2b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:45:14, skipping insertion in model container [2023-05-04 14:45:14,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:45:14" (3/3) ... [2023-05-04 14:45:14,848 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2023-05-04 14:45:14,854 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 14:45:14,862 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 14:45:14,862 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 14:45:14,862 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 14:45:14,951 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-05-04 14:45:14,990 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 14:45:14,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 14:45:14,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 14:45:14,993 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 14:45:15,019 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 14:45:15,038 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 14:45:15,054 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 14:45:15,058 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;@66feb0b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 14:45:15,059 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-05-04 14:45:15,380 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 14:45:15,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 14:45:15,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1943382680, now seen corresponding path program 1 times [2023-05-04 14:45:15,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 14:45:15,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067639964] [2023-05-04 14:45:15,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 14:45:15,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 14:45:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 14:45:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-05-04 14:45:15,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 14:45:15,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067639964] [2023-05-04 14:45:15,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067639964] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 14:45:15,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 14:45:15,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 14:45:15,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147025252] [2023-05-04 14:45:15,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 14:45:15,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 14:45:15,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 14:45:15,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 14:45:15,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 14:45:15,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:15,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 14:45:15,819 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) [2023-05-04 14:45:15,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:15,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:15,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 14:45:15,907 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 14:45:15,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 14:45:15,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1625496577, now seen corresponding path program 1 times [2023-05-04 14:45:15,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 14:45:15,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506614692] [2023-05-04 14:45:15,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 14:45:15,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 14:45:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 14:45:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-05-04 14:45:16,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 14:45:16,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506614692] [2023-05-04 14:45:16,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506614692] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 14:45:16,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 14:45:16,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 14:45:16,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953652270] [2023-05-04 14:45:16,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 14:45:16,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 14:45:16,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 14:45:16,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 14:45:16,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-05-04 14:45:16,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:16,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 14:45:16,951 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) [2023-05-04 14:45:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:16,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:17,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 14:45:17,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 14:45:17,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 14:45:17,250 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)] === [2023-05-04 14:45:17,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 14:45:17,251 INFO L85 PathProgramCache]: Analyzing trace with hash 90892183, now seen corresponding path program 1 times [2023-05-04 14:45:17,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 14:45:17,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706283751] [2023-05-04 14:45:17,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 14:45:17,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-05-04 14:59:46,687 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 14:59:46,687 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 14:59:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-05-04 14:59:47,479 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-05-04 14:59:47,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 14:59:47,480 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 [706283751] and IpTcStrategyModuleZ3 [926105439]. [2023-05-04 14:59:47,481 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-05-04 14:59:47,481 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-05-04 14:59:47,482 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-05-04 14:59:47,482 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-05-04 14:59:47,482 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-05-04 14:59:47,482 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-05-04 14:59:47,489 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-05-04 14:59:47,492 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 14:59:47,492 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 14:59:47,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:59:47 BasicIcfg [2023-05-04 14:59:47,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 14:59:47,495 INFO L158 Benchmark]: Toolchain (without parser) took 873461.26ms. Allocated memory was 182.5MB in the beginning and 787.5MB in the end (delta: 605.0MB). Free memory was 154.1MB in the beginning and 408.1MB in the end (delta: -254.0MB). Peak memory consumption was 510.7MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,495 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 14:59:47,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.69ms. Allocated memory was 182.5MB in the beginning and 308.3MB in the end (delta: 125.8MB). Free memory was 153.9MB in the beginning and 275.7MB in the end (delta: -121.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.85ms. Allocated memory is still 308.3MB. Free memory was 275.7MB in the beginning and 274.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,497 INFO L158 Benchmark]: Boogie Preprocessor took 25.38ms. Allocated memory is still 308.3MB. Free memory was 274.0MB in the beginning and 272.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,497 INFO L158 Benchmark]: RCFGBuilder took 477.91ms. Allocated memory is still 308.3MB. Free memory was 272.3MB in the beginning and 254.7MB in the end (delta: 17.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,498 INFO L158 Benchmark]: TraceAbstraction took 872652.23ms. Allocated memory was 308.3MB in the beginning and 787.5MB in the end (delta: 479.2MB). Free memory was 253.4MB in the beginning and 408.1MB in the end (delta: -154.7MB). Peak memory consumption was 485.6MB. Max. memory is 8.0GB. [2023-05-04 14:59:47,500 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 268.69ms. Allocated memory was 182.5MB in the beginning and 308.3MB in the end (delta: 125.8MB). Free memory was 153.9MB in the beginning and 275.7MB in the end (delta: -121.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.85ms. Allocated memory is still 308.3MB. Free memory was 275.7MB in the beginning and 274.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.38ms. Allocated memory is still 308.3MB. Free memory was 274.0MB in the beginning and 272.3MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 477.91ms. Allocated memory is still 308.3MB. Free memory was 272.3MB in the beginning and 254.7MB in the end (delta: 17.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 872652.23ms. Allocated memory was 308.3MB in the beginning and 787.5MB in the end (delta: 479.2MB). Free memory was 253.4MB in the beginning and 408.1MB in the end (delta: -154.7MB). Peak memory consumption was 485.6MB. 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: 100, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 100, dependent conditional: 0, dependent unconditional: 100, 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: 100, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 100, dependent conditional: 0, dependent unconditional: 100, 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: 117]: 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 [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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 185 with TraceHistMax 17,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [706283751] and IpTcStrategyModuleZ3 [926105439]. - 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: 872.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, 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, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 352 NumberOfCodeBlocks, 352 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1307 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