/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx22000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --icfgtochc.assume.program.has.a.precondition True --icfgtochc.specification.mode ASSERT_VIOLATIONS --icfgtochc.single-instance.threads source --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction LOCKSTEP --icfgtochc.use.semi-commutativity True -s ../../../trunk/examples/concurrent/bpl/parameterized/line-queue/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend GOLEM -i ../../../trunk/examples/concurrent/bpl/parameterized/line-queue/line-queue.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-20 03:56:31,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-20 03:56:31,605 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/../ThreadModularVerifier.Settings.epf [2024-12-20 03:56:31,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-20 03:56:31,614 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-20 03:56:31,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-20 03:56:31,614 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-20 03:56:31,614 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-20 03:56:31,615 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-20 03:56:31,615 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-20 03:56:31,615 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-20 03:56:31,615 INFO L153 SettingsManager]: * File name=CHC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Assume program has a precondition -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Specification mode -> ASSERT_VIOLATIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Single-instance threads -> source Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Thread-Modular Proof Level -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Preference order used for reduction -> LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use semi-commutativity -> true 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 -> GOLEM [2024-12-20 03:56:31,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-20 03:56:31,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-20 03:56:31,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-20 03:56:31,807 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-20 03:56:31,808 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-20 03:56:31,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/line-queue.bpl [2024-12-20 03:56:31,810 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/line-queue.bpl' [2024-12-20 03:56:31,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-20 03:56:31,824 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-20 03:56:31,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-20 03:56:31,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-20 03:56:31,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-20 03:56:31,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,838 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,841 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-20 03:56:31,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-20 03:56:31,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-20 03:56:31,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-20 03:56:31,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:31,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-20 03:56:31,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 03:56:31,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-12-20 03:56:31,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-12-20 03:56:31,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2024-12-20 03:56:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure source [2024-12-20 03:56:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2024-12-20 03:56:31,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-20 03:56:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-20 03:56:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-20 03:56:31,925 INFO L234 CfgBuilder]: Building ICFG [2024-12-20 03:56:31,926 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-20 03:56:31,927 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 03:56:31,971 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 03:56:31,980 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-12-20 03:56:31,981 INFO L283 CfgBuilder]: Performing block encoding [2024-12-20 03:56:31,990 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-20 03:56:31,990 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-20 03:56:31,991 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 03:56:31 BoogieIcfgContainer [2024-12-20 03:56:31,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-20 03:56:31,991 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-20 03:56:31,991 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-20 03:56:31,991 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-20 03:56:31,992 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 03:56:31" (1/1) ... [2024-12-20 03:56:32,067 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 03:56:32 HornClauseAST [2024-12-20 03:56:32,068 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-20 03:56:32,068 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-20 03:56:32,068 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-20 03:56:32,068 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-20 03:56:32,069 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 03:56:32" (1/1) ... [2024-12-20 03:56:32,070 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/CHC_line-queue.bpl_UID2725021126793816927.smt2 [2024-12-20 03:56:32,090 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-20 03:56:32,090 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-20 03:56:32,090 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-20 03:56:32,091 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-20 03:56:32,092 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 03:56:32" (1/1) ... [2024-12-20 03:56:32,092 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_17584272180349252321.smt2 [2024-12-20 03:56:32,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem [2024-12-20 03:56:32,100 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (exit command is null, workingDir is null) [2024-12-20 03:56:32,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (2)] Waiting until timeout for monitored process [2024-12-20 03:56:32,104 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: golem (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (2) without exit command) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:272) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:291) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:108) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:80) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:268) ... 17 more [2024-12-20 03:56:32,109 INFO L158 Benchmark]: Toolchain (without parser) took 285.85ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 135.2MB in the end (delta: 21.3MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 03:56:32,110 INFO L158 Benchmark]: Boogie PL CUP Parser took 1.00ms. Allocated memory is still 234.9MB. Free memory is still 157.4MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:32,110 INFO L158 Benchmark]: Boogie Preprocessor took 20.34ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 154.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:32,110 INFO L158 Benchmark]: RCFGBuilder took 144.34ms. Allocated memory is still 234.9MB. Free memory was 154.4MB in the beginning and 144.9MB in the end (delta: 9.6MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:32,110 INFO L158 Benchmark]: IcfgToChc took 76.60ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 138.7MB in the end (delta: 6.2MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 03:56:32,111 INFO L158 Benchmark]: ChcSmtPrinter took 21.95ms. Allocated memory is still 234.9MB. Free memory was 138.7MB in the beginning and 137.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:32,111 INFO L158 Benchmark]: ChcSolver took 18.10ms. Allocated memory is still 234.9MB. Free memory was 137.7MB in the beginning and 135.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:32,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (2)] Ended with exit code 139 [2024-12-20 03:56:32,115 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 1.00ms. Allocated memory is still 234.9MB. Free memory is still 157.4MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 20.34ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 154.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 144.34ms. Allocated memory is still 234.9MB. Free memory was 154.4MB in the beginning and 144.9MB in the end (delta: 9.6MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 76.60ms. Allocated memory is still 234.9MB. Free memory was 144.9MB in the beginning and 138.7MB in the end (delta: 6.2MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSmtPrinter took 21.95ms. Allocated memory is still 234.9MB. Free memory was 138.7MB in the beginning and 137.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 18.10ms. Allocated memory is still 234.9MB. Free memory was 137.7MB in the beginning and 135.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 22.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: SMTLIBException: golem (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (2) without exit command) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: golem (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_17584272180349252321.smt2 (2) without exit command) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:272) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-20 03:56:32,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...