/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 Z3 -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 01:37:35,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-20 01:37:35,278 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 01:37:35,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-20 01:37:35,286 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-20 01:37:35,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-20 01:37:35,286 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-20 01:37:35,286 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-20 01:37:35,287 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-20 01:37:35,287 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-20 01:37:35,287 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-20 01:37:35,287 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 -> Z3 [2024-12-20 01:37:35,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-20 01:37:35,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-20 01:37:35,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-20 01:37:35,492 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-20 01:37:35,493 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-20 01:37:35,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/line-queue.bpl [2024-12-20 01:37:35,494 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/line-queue/line-queue.bpl' [2024-12-20 01:37:35,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-20 01:37:35,508 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-20 01:37:35,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-20 01:37:35,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-20 01:37:35,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-20 01:37:35,517 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,518 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,521 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,521 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,523 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,523 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,525 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,525 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,525 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-20 01:37:35,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-20 01:37:35,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-20 01:37:35,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-20 01:37:35,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:35" (1/1) ... [2024-12-20 01:37:35,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-20 01:37:35,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:35,548 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 01:37:35,550 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 01:37:35,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2024-12-20 01:37:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure source [2024-12-20 01:37:35,565 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2024-12-20 01:37:35,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-20 01:37:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-20 01:37:35,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-20 01:37:35,598 INFO L234 CfgBuilder]: Building ICFG [2024-12-20 01:37:35,600 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-20 01:37:35,602 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 01:37:35,658 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 01:37:35,670 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-12-20 01:37:35,670 INFO L283 CfgBuilder]: Performing block encoding [2024-12-20 01:37:35,685 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-20 01:37:35,685 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-20 01:37:35,686 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:37:35 BoogieIcfgContainer [2024-12-20 01:37:35,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-20 01:37:35,687 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-20 01:37:35,687 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-20 01:37:35,687 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-20 01:37:35,689 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 01:37:35" (1/1) ... [2024-12-20 01:37:35,768 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:35 HornClauseAST [2024-12-20 01:37:35,768 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-20 01:37:35,769 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-20 01:37:35,769 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-20 01:37:35,769 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-20 01:37:35,770 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:35" (1/1) ... [2024-12-20 01:37:35,771 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_UID6252752761611912181.smt2 [2024-12-20 01:37:35,806 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-20 01:37:35,810 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-20 01:37:35,810 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-20 01:37:35,810 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-20 01:37:35,811 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:35" (1/1) ... [2024-12-20 01:37:35,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-20 01:37:35,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:35,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-20 01:37:35,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-20 01:37:35,820 ERROR L418 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Exception during sending of exit command (exit): Broken pipe [2024-12-20 01:37:35,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-20 01:37:35,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:35,824 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-20 01:37:35,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2024-12-20 03:37:26,781 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-20 03:37:26,781 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-20 03:37:27,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 [2024-12-20 03:37:27,981 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2024-12-20 03:37:28,079 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2024-12-20 03:37:28,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 [2024-12-20 03:37:28,081 INFO L158 Benchmark]: Toolchain (without parser) took 7192572.34ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 107.2MB in the end (delta: 49.1MB). Peak memory consumption was 50.3MB. Max. memory is 22.0GB. [2024-12-20 03:37:28,081 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 234.9MB. Free memory is still 157.5MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:37:28,081 INFO L158 Benchmark]: Boogie Preprocessor took 17.77ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 155.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:37:28,082 INFO L158 Benchmark]: RCFGBuilder took 159.79ms. Allocated memory is still 234.9MB. Free memory was 155.2MB in the beginning and 145.7MB in the end (delta: 9.5MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:37:28,082 INFO L158 Benchmark]: IcfgToChc took 81.61ms. Allocated memory is still 234.9MB. Free memory was 145.7MB in the beginning and 139.4MB in the end (delta: 6.3MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 03:37:28,082 INFO L158 Benchmark]: ChcSmtPrinter took 36.95ms. Allocated memory is still 234.9MB. Free memory was 139.4MB in the beginning and 137.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:37:28,082 INFO L158 Benchmark]: ChcSolver took 7192269.77ms. Allocated memory is still 234.9MB. Free memory was 137.1MB in the beginning and 107.2MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 22.0GB. [2024-12-20 03:37:28,086 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 0.14ms. Allocated memory is still 234.9MB. Free memory is still 157.5MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 17.77ms. Allocated memory is still 234.9MB. Free memory was 156.4MB in the beginning and 155.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 159.79ms. Allocated memory is still 234.9MB. Free memory was 155.2MB in the beginning and 145.7MB in the end (delta: 9.5MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 81.61ms. Allocated memory is still 234.9MB. Free memory was 145.7MB in the beginning and 139.4MB in the end (delta: 6.3MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSmtPrinter took 36.95ms. Allocated memory is still 234.9MB. Free memory was 139.4MB in the beginning and 137.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 7192269.77ms. Allocated memory is still 234.9MB. Free memory was 137.1MB in the beginning and 107.2MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 22.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown