/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/equalsum-fork/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/equalsum-fork/equalsum-fork.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 16:59:29,881 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 16:59:29,939 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/ThreadModularVerifier.Settings.epf [2023-06-12 16:59:29,945 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 16:59:29,947 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 16:59:29,947 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 16:59:29,947 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 16:59:29,948 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 16:59:29,948 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 16:59:29,951 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 16:59:29,952 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 16:59:29,952 INFO L137 SettingsManager]: * Assume program has a precondition=false [2023-06-12 16:59:29,952 INFO L137 SettingsManager]: * Concurrency mode=SINGLE_MAIN_THREAD [2023-06-12 16:59:29,953 INFO L137 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-06-12 16:59:29,954 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 16:59:29,954 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 16:59:29,954 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 16:59:29,954 INFO L137 SettingsManager]: * File name=CHC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 16:59:30,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 16:59:30,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 16:59:30,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 16:59:30,146 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 16:59:30,147 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 16:59:30,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl [2023-06-12 16:59:30,148 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl' [2023-06-12 16:59:30,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 16:59:30,165 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 16:59:30,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 16:59:30,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 16:59:30,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 16:59:30,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 16:59:30,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 16:59:30,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 16:59:30,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 16:59:30,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 16:59:30,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 16:59:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 16:59:30,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 16:59:30,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 16:59:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 16:59:30,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 16:59:30,272 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 16:59:30,273 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 16:59:30,337 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 16:59:30,341 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 16:59:30,341 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 16:59:30,343 INFO L201 PluginConnector]: Adding new model equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 04:59:30 BoogieIcfgContainer [2023-06-12 16:59:30,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 16:59:30,343 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 16:59:30,343 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 16:59:30,344 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 16:59:30,345 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,550 INFO L201 PluginConnector]: Adding new model equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 04:59:30 HornClauseAST [2023-06-12 16:59:30,550 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 16:59:30,550 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 16:59:30,550 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 16:59:30,550 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 16:59:30,551 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,565 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/CHC_equalsum-fork.bpl_UID14764218464340037756.smt2 [2023-06-12 16:59:30,595 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 16:59:30,595 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 16:59:30,595 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 16:59:30,595 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 16:59:30,597 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 04:59:30" (1/1) ... [2023-06-12 16:59:30,612 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 17:29:08,513 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 17:29:08,515 INFO L158 Benchmark]: Toolchain (without parser) took 1778348.46ms. Allocated memory was 325.1MB in the beginning and 3.7GB in the end (delta: 3.4GB). Free memory was 282.4MB in the beginning and 2.8GB in the end (delta: -2.5GB). Peak memory consumption was 2.7GB. Max. memory is 15.0GB. [2023-06-12 17:29:08,515 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 325.1MB. Free memory is still 283.4MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 17:29:08,515 INFO L158 Benchmark]: Boogie Preprocessor took 24.70ms. Allocated memory is still 325.1MB. Free memory was 282.3MB in the beginning and 280.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 17:29:08,516 INFO L158 Benchmark]: RCFGBuilder took 151.39ms. Allocated memory is still 325.1MB. Free memory was 280.4MB in the beginning and 270.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 17:29:08,516 INFO L158 Benchmark]: IcfgToChc took 206.41ms. Allocated memory is still 325.1MB. Free memory was 270.5MB in the beginning and 261.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 17:29:08,516 INFO L158 Benchmark]: ChcSmtPrinter took 44.52ms. Allocated memory is still 325.1MB. Free memory was 261.1MB in the beginning and 258.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 17:29:08,517 INFO L158 Benchmark]: ChcSolver took 1777918.25ms. Allocated memory was 325.1MB in the beginning and 3.7GB in the end (delta: 3.4GB). Free memory was 258.5MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 2.7GB. Max. memory is 15.0GB. [2023-06-12 17:29:08,519 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 0.11ms. Allocated memory is still 325.1MB. Free memory is still 283.4MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 24.70ms. Allocated memory is still 325.1MB. Free memory was 282.3MB in the beginning and 280.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 151.39ms. Allocated memory is still 325.1MB. Free memory was 280.4MB in the beginning and 270.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 206.41ms. Allocated memory is still 325.1MB. Free memory was 270.5MB in the beginning and 261.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * ChcSmtPrinter took 44.52ms. Allocated memory is still 325.1MB. Free memory was 261.1MB in the beginning and 258.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1777918.25ms. Allocated memory was 325.1MB in the beginning and 3.7GB in the end (delta: 3.4GB). Free memory was 258.5MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 2.7GB. 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 27 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown