/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/thread-pooling/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend TREEAUTOMIZER --chcsolver.produce.chc.model.if.query.is.sat false --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat true --rcfgbuilder.smt.solver Internal_SMTInterpol -i ../../../trunk/examples/threadmodular/regression/thread-pooling/thread-pooling.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 17:29:13,069 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 17:29:13,127 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/thread-pooling/ThreadModularVerifier.Settings.epf [2023-06-12 17:29:13,134 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 17:29:13,135 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 17:29:13,135 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 17:29:13,136 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 17:29:13,136 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 17:29:13,136 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 17:29:13,141 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 17:29:13,141 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 17:29:13,141 INFO L137 SettingsManager]: * Assume program has a precondition=false [2023-06-12 17:29:13,142 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-06-12 17:29:13,143 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 17:29:13,143 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 17:29:13,143 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 17:29:13,143 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 17:29:13,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 17:29:13,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 17:29:13,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 17:29:13,325 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 17:29:13,329 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 17:29:13,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/thread-pooling/thread-pooling.bpl [2023-06-12 17:29:13,330 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/thread-pooling/thread-pooling.bpl' [2023-06-12 17:29:13,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 17:29:13,346 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 17:29:13,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 17:29:13,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 17:29:13,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 17:29:13,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 17:29:13,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 17:29:13,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 17:29:13,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 17:29:13,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 17:29:13,412 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 17:29:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 17:29:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 17:29:13,433 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 17:29:13,434 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 17:29:13,489 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 17:29:13,496 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 17:29:13,496 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 17:29:13,497 INFO L201 PluginConnector]: Adding new model thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:29:13 BoogieIcfgContainer [2023-06-12 17:29:13,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 17:29:13,498 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 17:29:13,498 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 17:29:13,498 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 17:29:13,499 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,714 INFO L201 PluginConnector]: Adding new model thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:13 HornClauseAST [2023-06-12 17:29:13,714 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 17:29:13,715 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 17:29:13,715 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 17:29:13,715 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 17:29:13,716 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,717 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/thread-pooling/CHC_conditional_thread-pooling.bpl_UID5791296436636659265.smt2 [2023-06-12 17:29:13,757 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 17:29:13,758 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 17:29:13,758 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 17:29:13,758 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 17:29:13,761 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:13" (1/1) ... [2023-06-12 17:29:13,780 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 17:58:49,157 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 17:58:49,159 INFO L158 Benchmark]: Toolchain (without parser) took 1775813.17ms. Allocated memory was 354.4MB in the beginning and 5.6GB in the end (delta: 5.3GB). Free memory was 303.9MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 15.0GB. [2023-06-12 17:58:49,160 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 354.4MB. Free memory is still 304.9MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 17:58:49,160 INFO L158 Benchmark]: Boogie Preprocessor took 19.47ms. Allocated memory is still 354.4MB. Free memory was 303.7MB in the beginning and 301.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 17:58:49,160 INFO L158 Benchmark]: RCFGBuilder took 131.01ms. Allocated memory is still 354.4MB. Free memory was 301.8MB in the beginning and 292.3MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 17:58:49,161 INFO L158 Benchmark]: IcfgToChc took 216.76ms. Allocated memory is still 354.4MB. Free memory was 292.3MB in the beginning and 283.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 17:58:49,161 INFO L158 Benchmark]: ChcSmtPrinter took 42.64ms. Allocated memory is still 354.4MB. Free memory was 283.0MB in the beginning and 280.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 17:58:49,162 INFO L158 Benchmark]: ChcSolver took 1775400.30ms. Allocated memory was 354.4MB in the beginning and 5.6GB in the end (delta: 5.3GB). Free memory was 280.5MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 15.0GB. [2023-06-12 17:58:49,163 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12ms. Allocated memory is still 354.4MB. Free memory is still 304.9MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 19.47ms. Allocated memory is still 354.4MB. Free memory was 303.7MB in the beginning and 301.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 131.01ms. Allocated memory is still 354.4MB. Free memory was 301.8MB in the beginning and 292.3MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 216.76ms. Allocated memory is still 354.4MB. Free memory was 292.3MB in the beginning and 283.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * ChcSmtPrinter took 42.64ms. Allocated memory is still 354.4MB. Free memory was 283.0MB in the beginning and 280.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1775400.30ms. Allocated memory was 354.4MB in the beginning and 5.6GB in the end (delta: 5.3GB). Free memory was 280.5MB in the beginning and 4.3GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while TreeAutomizerCEGAR was refining abstraction,while Minimize was minimizing tree automaton,while Totalize was totalizing tree automaton with 35 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown