/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 --icfgtochc.use.symmetry.clauses true --chcsolver.chc.solver.backend ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-12 11:52:03,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 11:52:03,419 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/ThreadModularVerifier.Settings.epf [2023-09-12 11:52:03,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 11:52:03,431 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 11:52:03,432 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 11:52:03,432 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 11:52:03,433 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 11:52:03,433 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 11:52:03,437 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 11:52:03,437 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 11:52:03,438 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-12 11:52:03,438 INFO L153 SettingsManager]: * Assume program has a precondition=false [2023-09-12 11:52:03,439 INFO L153 SettingsManager]: * Concurrency mode=SINGLE_MAIN_THREAD [2023-09-12 11:52:03,440 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 11:52:03,440 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 11:52:03,440 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 11:52:03,440 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-09-12 11:52:03,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 11:52:03,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 11:52:03,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 11:52:03,701 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 11:52:03,702 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 11:52:03,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl [2023-09-12 11:52:03,703 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-fork/equalsum-fork.bpl' [2023-09-12 11:52:03,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 11:52:03,730 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 11:52:03,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 11:52:03,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 11:52:03,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 11:52:03,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 11:52:03,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 11:52:03,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 11:52:03,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 11:52:03,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 11:52:03,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 11:52:03,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-12 11:52:03,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-12 11:52:03,831 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-12 11:52:03,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-12 11:52:03,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-12 11:52:03,832 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-09-12 11:52:03,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-09-12 11:52:03,833 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-09-12 11:52:03,878 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 11:52:03,880 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 11:52:03,963 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 11:52:03,968 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-12 11:52:03,969 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-12 11:52:03,970 INFO L201 PluginConnector]: Adding new model equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:52:03 BoogieIcfgContainer [2023-09-12 11:52:03,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 11:52:03,971 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 11:52:03,971 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 11:52:03,971 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 11:52:03,973 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-fork.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:04,144 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:462) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.buildClausesForTransition(ThreadModularHornClauseProvider.java:345) at de.uni_freiburg.informatik.ultimate.plugins.icfgtochc.concurrent.ThreadModularHornClauseProvider.buildAllClauses(ThreadModularHornClauseProvider.java:296) 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) [2023-09-12 11:52:04,147 INFO L158 Benchmark]: Toolchain (without parser) took 416.44ms. Allocated memory is still 419.4MB. Free memory was 376.1MB in the beginning and 360.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-09-12 11:52:04,148 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 419.4MB. Free memory was 377.2MB in the beginning and 377.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 11:52:04,148 INFO L158 Benchmark]: Boogie Preprocessor took 29.03ms. Allocated memory is still 419.4MB. Free memory was 376.0MB in the beginning and 374.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 11:52:04,149 INFO L158 Benchmark]: RCFGBuilder took 205.71ms. Allocated memory is still 419.4MB. Free memory was 374.0MB in the beginning and 364.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 11:52:04,149 INFO L158 Benchmark]: IcfgToChc took 174.71ms. Allocated memory is still 419.4MB. Free memory was 364.8MB in the beginning and 360.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:52:04,156 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 0.15ms. Allocated memory is still 419.4MB. Free memory was 377.2MB in the beginning and 377.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 29.03ms. Allocated memory is still 419.4MB. Free memory was 376.0MB in the beginning and 374.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 205.71ms. Allocated memory is still 419.4MB. Free memory was 374.0MB in the beginning and 364.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 174.71ms. Allocated memory is still 419.4MB. Free memory was 364.8MB in the beginning and 360.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. 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:462) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-09-12 11:52:04,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...