/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 False --icfgtochc.specification.mode ASSERT_VIOLATIONS --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP -s ../../../trunk/examples/concurrent/bpl/parameterized/thread-pooling/../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/thread-pooling/thread-pooling.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-20 01:56:24,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-20 01:56:24,144 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/thread-pooling/../ThreadModularVerifier.Settings.epf [2024-12-20 01:56:24,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-20 01:56:24,151 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-20 01:56:24,151 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-20 01:56:24,151 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-20 01:56:24,151 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-20 01:56:24,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-20 01:56:24,151 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-20 01:56:24,151 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-20 01:56:24,151 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-20 01:56:24,154 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-20 01:56:24,155 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-20 01:56:24,155 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-20 01:56:24,155 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-20 01:56:24,155 INFO L153 SettingsManager]: * File name=CHC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Assume program has a precondition -> false 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: Thread-Modular Proof Level -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Preference order used for reduction -> SEQ_COMP 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 01:56:24,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-20 01:56:24,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-20 01:56:24,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-20 01:56:24,341 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-20 01:56:24,342 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-20 01:56:24,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/thread-pooling/thread-pooling.bpl [2024-12-20 01:56:24,344 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/thread-pooling/thread-pooling.bpl' [2024-12-20 01:56:24,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-20 01:56:24,361 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-20 01:56:24,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-20 01:56:24,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-20 01:56:24,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-20 01:56:24,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,377 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,377 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-20 01:56:24,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-20 01:56:24,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-20 01:56:24,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-20 01:56:24,384 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-20 01:56:24,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:56:24,412 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 01:56:24,417 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 01:56:24,438 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-20 01:56:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-20 01:56:24,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-20 01:56:24,472 INFO L234 CfgBuilder]: Building ICFG [2024-12-20 01:56:24,473 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-20 01:56:24,529 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-20 01:56:24,529 INFO L283 CfgBuilder]: Performing block encoding [2024-12-20 01:56:24,539 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-20 01:56:24,539 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-20 01:56:24,540 INFO L201 PluginConnector]: Adding new model thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:56:24 BoogieIcfgContainer [2024-12-20 01:56:24,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-20 01:56:24,540 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-20 01:56:24,541 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-20 01:56:24,541 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-20 01:56:24,542 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,622 INFO L201 PluginConnector]: Adding new model thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:56:24 HornClauseAST [2024-12-20 01:56:24,622 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-20 01:56:24,622 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-20 01:56:24,622 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-20 01:56:24,622 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-20 01:56:24,623 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,624 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/thread-pooling/CHC_thread-pooling.bpl_UID7966352380963776166.smt2 [2024-12-20 01:56:24,653 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-20 01:56:24,654 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-20 01:56:24,654 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-20 01:56:24,658 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-20 01:56:24,659 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "thread-pooling.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:56:24" (1/1) ... [2024-12-20 01:56:24,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-20 01:56:24,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:56:24,664 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 01:56:24,666 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 01:56:24,670 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 01:56:24,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-12-20 01:56:24,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:56:24,673 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 01:56:24,673 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 03:56:10,187 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 03:56:10,188 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 03:56:11,194 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 [2024-12-20 03:56:11,388 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 03:56:11,589 FATAL L548 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Could not destroy process within 200 ms, abandoning it [2024-12-20 03:56:11,789 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 03:56:11,790 INFO L158 Benchmark]: Toolchain (without parser) took 7187429.07ms. Allocated memory is still 234.9MB. Free memory was 149.1MB in the beginning and 92.6MB in the end (delta: 56.5MB). Peak memory consumption was 50.3MB. Max. memory is 22.0GB. [2024-12-20 03:56:11,791 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.90ms. Allocated memory is still 234.9MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:11,791 INFO L158 Benchmark]: Boogie Preprocessor took 20.37ms. Allocated memory is still 234.9MB. Free memory was 149.1MB in the beginning and 147.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:11,791 INFO L158 Benchmark]: RCFGBuilder took 156.65ms. Allocated memory is still 234.9MB. Free memory was 147.6MB in the beginning and 138.1MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 03:56:11,791 INFO L158 Benchmark]: IcfgToChc took 81.51ms. Allocated memory is still 234.9MB. Free memory was 138.1MB in the beginning and 131.4MB in the end (delta: 6.6MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:11,792 INFO L158 Benchmark]: ChcSmtPrinter took 31.13ms. Allocated memory is still 234.9MB. Free memory was 131.4MB in the beginning and 129.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 03:56:11,792 INFO L158 Benchmark]: ChcSolver took 7187135.77ms. Allocated memory is still 234.9MB. Free memory was 129.1MB in the beginning and 92.6MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 22.0GB. [2024-12-20 03:56:11,793 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 0.90ms. Allocated memory is still 234.9MB. Free memory is still 150.1MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 20.37ms. Allocated memory is still 234.9MB. Free memory was 149.1MB in the beginning and 147.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 156.65ms. Allocated memory is still 234.9MB. Free memory was 147.6MB in the beginning and 138.1MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * IcfgToChc took 81.51ms. Allocated memory is still 234.9MB. Free memory was 138.1MB in the beginning and 131.4MB in the end (delta: 6.6MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSmtPrinter took 31.13ms. Allocated memory is still 234.9MB. Free memory was 131.4MB in the beginning and 129.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 7187135.77ms. Allocated memory is still 234.9MB. Free memory was 129.1MB in the beginning and 92.6MB in the end (delta: 36.5MB). 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