/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_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 04:51:51,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 04:51:51,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 04:51:51,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 04:51:51,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 04:51:51,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 04:51:51,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 04:51:51,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 04:51:51,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 04:51:51,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 04:51:51,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 04:51:51,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 04:51:51,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 04:51:51,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 04:51:51,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 04:51:51,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 04:51:51,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 04:51:51,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 04:51:51,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 04:51:51,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 04:51:51,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 04:51:51,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 04:51:51,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 04:51:51,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 04:51:51,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 04:51:51,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 04:51:51,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 04:51:51,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 04:51:51,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 04:51:51,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 04:51:51,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 04:51:51,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 04:51:51,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 04:51:51,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 04:51:51,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 04:51:51,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 04:51:51,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 04:51:51,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 04:51:51,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 04:51:51,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 04:51:51,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 04:51:51,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 04:51:51,264 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 04:51:51,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 04:51:51,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 04:51:51,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 04:51:51,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 04:51:51,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 04:51:51,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 04:51:51,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 04:51:51,267 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 04:51:51,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 04:51:51,267 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 04:51:51,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 04:51:51,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 04:51:51,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 04:51:51,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 04:51:51,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 04:51:51,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 04:51:51,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 04:51:51,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 04:51:51,270 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 04:51:51,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 04:51:51,271 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 04:51:51,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-20 04:51:51,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 04:51:51,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 04:51:51,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 04:51:51,492 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 04:51:51,493 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 04:51:51,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-05-20 04:51:51,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968f6a0da/14c88d3a1e40434c9c7ba5222fd71efe/FLAG52ff2b4f3 [2023-05-20 04:51:51,841 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 04:51:51,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2023-05-20 04:51:51,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968f6a0da/14c88d3a1e40434c9c7ba5222fd71efe/FLAG52ff2b4f3 [2023-05-20 04:51:52,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968f6a0da/14c88d3a1e40434c9c7ba5222fd71efe [2023-05-20 04:51:52,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 04:51:52,268 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 04:51:52,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 04:51:52,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 04:51:52,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 04:51:52,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6133a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52, skipping insertion in model container [2023-05-20 04:51:52,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 04:51:52,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 04:51:52,430 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 04:51:52,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 04:51:52,438 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 04:51:52,454 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 04:51:52,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 04:51:52,469 INFO L208 MainTranslator]: Completed translation [2023-05-20 04:51:52,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52 WrapperNode [2023-05-20 04:51:52,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 04:51:52,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 04:51:52,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 04:51:52,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 04:51:52,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,517 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-05-20 04:51:52,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 04:51:52,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 04:51:52,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 04:51:52,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 04:51:52,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,548 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 04:51:52,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 04:51:52,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 04:51:52,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 04:51:52,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (1/1) ... [2023-05-20 04:51:52,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 04:51:52,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 04:51:52,584 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 04:51:52,603 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 04:51:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 04:51:52,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 04:51:52,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 04:51:52,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 04:51:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 04:51:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 04:51:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 04:51:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-20 04:51:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-20 04:51:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 04:51:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-20 04:51:52,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-20 04:51:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-20 04:51:52,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-20 04:51:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 04:51:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 04:51:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 04:51:52,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 04:51:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 04:51:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 04:51:52,617 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 04:51:52,704 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 04:51:52,706 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 04:51:52,929 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 04:51:52,940 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 04:51:52,940 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-20 04:51:52,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 04:51:52 BoogieIcfgContainer [2023-05-20 04:51:52,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 04:51:52,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 04:51:52,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 04:51:52,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 04:51:52,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 04:51:52" (1/3) ... [2023-05-20 04:51:52,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bfaf6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 04:51:52, skipping insertion in model container [2023-05-20 04:51:52,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 04:51:52" (2/3) ... [2023-05-20 04:51:52,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bfaf6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 04:51:52, skipping insertion in model container [2023-05-20 04:51:52,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 04:51:52" (3/3) ... [2023-05-20 04:51:52,949 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2023-05-20 04:51:52,954 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 04:51:52,960 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 04:51:52,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 04:51:52,960 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 04:51:53,052 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-05-20 04:51:53,091 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 04:51:53,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 04:51:53,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 04:51:53,093 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 04:51:53,094 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 04:51:53,117 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 04:51:53,129 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 04:51:53,133 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;@39392336, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 04:51:53,133 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-05-20 04:51:53,302 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 04:51:53,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 04:51:53,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1590150161, now seen corresponding path program 1 times [2023-05-20 04:51:53,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 04:51:53,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509082917] [2023-05-20 04:51:53,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 04:51:53,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 04:51:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 04:51:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-05-20 04:51:53,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 04:51:53,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509082917] [2023-05-20 04:51:53,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509082917] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 04:51:53,512 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 04:51:53,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 04:51:53,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737247424] [2023-05-20 04:51:53,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 04:51:53,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 04:51:53,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 04:51:53,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 04:51:53,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 04:51:53,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:53,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 04:51:53,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 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 04:51:53,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:53,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:53,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 04:51:53,661 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 04:51:53,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 04:51:53,662 INFO L85 PathProgramCache]: Analyzing trace with hash -582101464, now seen corresponding path program 1 times [2023-05-20 04:51:53,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 04:51:53,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561937487] [2023-05-20 04:51:53,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 04:51:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 04:51:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 04:51:54,831 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-05-20 04:51:54,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 04:51:54,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561937487] [2023-05-20 04:51:54,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561937487] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 04:51:54,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 04:51:54,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 04:51:54,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880744654] [2023-05-20 04:51:54,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 04:51:54,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 04:51:54,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 04:51:54,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 04:51:54,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-05-20 04:51:54,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:54,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 04:51:54,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 6 states have internal predecessors, (131), 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 04:51:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:54,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:55,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 04:51:55,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 04:51:55,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 04:51:55,057 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 04:51:55,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 04:51:55,059 INFO L85 PathProgramCache]: Analyzing trace with hash -879848530, now seen corresponding path program 1 times [2023-05-20 04:51:55,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 04:51:55,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275809306] [2023-05-20 04:51:55,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 04:51:55,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms Received shutdown request... [2023-05-20 05:06:30,036 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 05:06:30,036 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 05:06:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-05-20 05:06:30,954 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-05-20 05:06:30,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 05:06:30,954 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. [2023-05-20 05:06:30,955 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-05-20 05:06:30,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-05-20 05:06:30,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-05-20 05:06:30,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-05-20 05:06:30,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-05-20 05:06:30,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-05-20 05:06:30,964 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-05-20 05:06:30,966 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 05:06:30,966 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 05:06:30,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 05:06:30 BasicIcfg [2023-05-20 05:06:30,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 05:06:30,968 INFO L158 Benchmark]: Toolchain (without parser) took 878700.28ms. Allocated memory was 198.2MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 145.1MB in the beginning and 620.3MB in the end (delta: -475.2MB). Peak memory consumption was 763.9MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,968 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 198.2MB. Free memory was 161.4MB in the beginning and 161.2MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 05:06:30,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.99ms. Allocated memory was 198.2MB in the beginning and 254.8MB in the end (delta: 56.6MB). Free memory was 144.8MB in the beginning and 227.6MB in the end (delta: -82.8MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.87ms. Allocated memory is still 254.8MB. Free memory was 227.6MB in the beginning and 225.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,970 INFO L158 Benchmark]: Boogie Preprocessor took 32.28ms. Allocated memory is still 254.8MB. Free memory was 225.5MB in the beginning and 224.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,970 INFO L158 Benchmark]: RCFGBuilder took 391.23ms. Allocated memory is still 254.8MB. Free memory was 224.0MB in the beginning and 206.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,970 INFO L158 Benchmark]: TraceAbstraction took 878023.84ms. Allocated memory was 254.8MB in the beginning and 1.1GB in the end (delta: 874.5MB). Free memory was 205.1MB in the beginning and 620.3MB in the end (delta: -415.2MB). Peak memory consumption was 769.0MB. Max. memory is 8.0GB. [2023-05-20 05:06:30,972 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 198.2MB. Free memory was 161.4MB in the beginning and 161.2MB in the end (delta: 136.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 199.99ms. Allocated memory was 198.2MB in the beginning and 254.8MB in the end (delta: 56.6MB). Free memory was 144.8MB in the beginning and 227.6MB in the end (delta: -82.8MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.87ms. Allocated memory is still 254.8MB. Free memory was 227.6MB in the beginning and 225.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.28ms. Allocated memory is still 254.8MB. Free memory was 225.5MB in the beginning and 224.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 391.23ms. Allocated memory is still 254.8MB. Free memory was 224.0MB in the beginning and 206.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 878023.84ms. Allocated memory was 254.8MB in the beginning and 1.1GB in the end (delta: 874.5MB). Free memory was 205.1MB in the beginning and 620.3MB in the end (delta: -415.2MB). Peak memory consumption was 769.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7584, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 167, dependent conditional: 157, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4067, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4067, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7427, independent: 3360, independent conditional: 0, independent unconditional: 3360, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4067, unknown conditional: 0, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4067, Positive cache size: 4057, Positive conditional cache size: 0, Positive unconditional cache size: 4057, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, 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: 157 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 186, Number of trivial persistent sets: 142, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4186, independent: 4176, independent conditional: 0, independent unconditional: 4176, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7584, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 167, dependent conditional: 157, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 3241, independent unconditional: 4176, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7427, independent: 7417, independent conditional: 0, independent unconditional: 7417, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4067, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4067, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 50, dependent conditional: 0, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7427, independent: 3360, independent conditional: 0, independent unconditional: 3360, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4067, unknown conditional: 0, unknown unconditional: 4067] , Statistics on independence cache: Total cache size (in pairs): 4067, Positive cache size: 4057, Positive conditional cache size: 0, Positive unconditional cache size: 4057, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, 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: 157 - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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 145 with TraceHistMax 5,while AutomatonFreeRefinementEngine was Timeout during feasibility check between IpTcStrategyModuleSmtInterpolCraig [1275809306] and IpTcStrategyModuleZ3 [729407743]. - 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: 0.5s, 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, 0.6s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 278 NumberOfCodeBlocks, 278 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 1486 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 55/55 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