/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-5ab1b01-m [2023-07-03 21:18:18,278 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 21:18:18,359 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/ThreadModularVerifier.Settings.epf [2023-07-03 21:18:18,369 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 21:18:18,371 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 21:18:18,371 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 21:18:18,372 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 21:18:18,372 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 21:18:18,373 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 21:18:18,377 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 21:18:18,377 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 21:18:18,378 INFO L137 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-07-03 21:18:18,378 INFO L137 SettingsManager]: * Assume program has a precondition=false [2023-07-03 21:18:18,380 INFO L137 SettingsManager]: * Concurrency mode=SINGLE_MAIN_THREAD [2023-07-03 21:18:18,380 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 21:18:18,380 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 21:18:18,381 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 21:18:18,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-07-03 21:18:18,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 21:18:18,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 21:18:18,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 21:18:18,645 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 21:18:18,645 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 21:18:18,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl [2023-07-03 21:18:18,646 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl' [2023-07-03 21:18:18,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 21:18:18,672 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 21:18:18,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 21:18:18,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 21:18:18,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 21:18:18,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 21:18:18,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 21:18:18,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 21:18:18,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 21:18:18,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-07-03 21:18:18,779 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 21:18:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 21:18:18,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 21:18:18,780 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-07-03 21:18:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-07-03 21:18:18,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-07-03 21:18:18,808 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 21:18:18,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 21:18:18,891 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 21:18:18,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 21:18:18,897 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 21:18:18,899 INFO L201 PluginConnector]: Adding new model equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 09:18:18 BoogieIcfgContainer [2023-07-03 21:18:18,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 21:18:18,900 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 21:18:18,900 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 21:18:18,900 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 21:18:18,902 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 09:18:18" (1/1) ... [2023-07-03 21:18:19,132 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc has thrown an exception: java.lang.UnsupportedOperationException: Joins not supported at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.getCartesianPrePostProduct(ThreadModularHornClauseProvider.java:449) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.buildClausesForTransition(ThreadModularHornClauseProvider.java:341) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.buildAllClauses(ThreadModularHornClauseProvider.java:297) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ExtensibleHornClauseProvider.getClauses(ExtensibleHornClauseProvider.java:65) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.IcfgToChcObserver.getHornClauses(IcfgToChcObserver.java:159) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.IcfgToChcObserver.processIcfg(IcfgToChcObserver.java:103) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.IcfgToChcObserver.process(IcfgToChcObserver.java:94) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-07-03 21:18:19,140 INFO L158 Benchmark]: Toolchain (without parser) took 466.59ms. Allocated memory is still 352.3MB. Free memory was 309.3MB in the beginning and 293.2MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-07-03 21:18:19,140 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 352.3MB. Free memory was 310.4MB in the beginning and 310.2MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 21:18:19,141 INFO L158 Benchmark]: Boogie Preprocessor took 31.69ms. Allocated memory is still 352.3MB. Free memory was 309.1MB in the beginning and 307.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 21:18:19,141 INFO L158 Benchmark]: RCFGBuilder took 193.07ms. Allocated memory is still 352.3MB. Free memory was 307.3MB in the beginning and 297.5MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 21:18:19,142 INFO L158 Benchmark]: IcfgToChc took 238.67ms. Allocated memory is still 352.3MB. Free memory was 297.3MB in the beginning and 293.2MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 21:18:19,144 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 0.16ms. Allocated memory is still 352.3MB. Free memory was 310.4MB in the beginning and 310.2MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 31.69ms. Allocated memory is still 352.3MB. Free memory was 309.1MB in the beginning and 307.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. * RCFGBuilder took 193.07ms. Allocated memory is still 352.3MB. Free memory was 307.3MB in the beginning and 297.5MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 238.67ms. Allocated memory is still 352.3MB. Free memory was 297.3MB in the beginning and 293.2MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: - ExceptionOrErrorResult: UnsupportedOperationException: Joins not supported de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: UnsupportedOperationException: Joins not supported: de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.getCartesianPrePostProduct(ThreadModularHornClauseProvider.java:449) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...