/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/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend Z3 --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 15:59:01,269 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 15:59:01,347 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf [2023-06-12 15:59:01,355 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 15:59:01,356 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 15:59:01,357 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 15:59:01,357 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 15:59:01,357 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 15:59:01,358 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 15:59:01,363 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 15:59:01,363 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 15:59:01,363 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 15:59:01,364 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 15:59:01,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 15:59:01,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 15:59:01,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 15:59:01,621 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 15:59:01,622 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 15:59:01,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2023-06-12 15:59:01,624 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2023-06-12 15:59:01,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 15:59:01,646 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 15:59:01,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 15:59:01,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 15:59:01,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 15:59:01,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 15:59:01,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 15:59:01,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 15:59:01,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 15:59:01,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:01,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 15:59:01,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 15:59:01,710 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) [2023-06-12 15:59:01,738 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 [2023-06-12 15:59:01,753 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 15:59:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 15:59:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 15:59:01,794 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 15:59:01,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 15:59:01,800 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 15:59:01,860 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 15:59:01,869 INFO L294 CfgBuilder]: Using library mode [2023-06-12 15:59:01,869 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 15:59:01,871 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 03:59:01 BoogieIcfgContainer [2023-06-12 15:59:01,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 15:59:01,871 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 15:59:01,872 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 15:59:01,872 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 15:59:01,873 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 03:59:01" (1/1) ... [2023-06-12 15:59:02,118 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:59:02 HornClauseAST [2023-06-12 15:59:02,118 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 15:59:02,119 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 15:59:02,119 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 15:59:02,119 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 15:59:02,123 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:59:02" (1/1) ... [2023-06-12 15:59:02,124 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID15498760157197893688.smt2 [2023-06-12 15:59:02,146 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 15:59:02,147 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 15:59:02,147 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 15:59:02,148 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 15:59:02,149 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:59:02" (1/1) ... [2023-06-12 15:59:02,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-06-12 15:59:02,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 15:59:02,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-06-12 15:59:02,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-06-12 15:59:02,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-06-12 15:59:02,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 15:59:02,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-06-12 15:59:02,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 16:28:53,363 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 16:28:53,363 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-06-12 16:28:54,370 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 [2023-06-12 16:28:54,563 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-06-12 16:28:54,715 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 16:28:54,718 INFO L158 Benchmark]: Toolchain (without parser) took 1793070.97ms. Allocated memory is still 320.9MB. Free memory was 278.3MB in the beginning and 285.4MB in the end (delta: -7.1MB). Peak memory consumption was 31.1MB. Max. memory is 15.0GB. [2023-06-12 16:28:54,718 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 320.9MB. Free memory is still 279.2MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 16:28:54,718 INFO L158 Benchmark]: Boogie Preprocessor took 28.47ms. Allocated memory is still 320.9MB. Free memory was 278.3MB in the beginning and 276.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 16:28:54,719 INFO L158 Benchmark]: RCFGBuilder took 193.66ms. Allocated memory is still 320.9MB. Free memory was 276.3MB in the beginning and 267.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 16:28:54,719 INFO L158 Benchmark]: IcfgToChc took 246.66ms. Allocated memory is still 320.9MB. Free memory was 267.8MB in the beginning and 261.4MB in the end (delta: 6.4MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 16:28:54,720 INFO L158 Benchmark]: ChcSmtPrinter took 27.98ms. Allocated memory is still 320.9MB. Free memory was 261.4MB in the beginning and 260.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 16:28:54,720 INFO L158 Benchmark]: ChcSolver took 1792569.36ms. Allocated memory is still 320.9MB. Free memory was 260.1MB in the beginning and 285.4MB in the end (delta: -25.3MB). Peak memory consumption was 16.5MB. Max. memory is 15.0GB. [2023-06-12 16:28:54,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-06-12 16:28:54,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 --- 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 320.9MB. Free memory is still 279.2MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 28.47ms. Allocated memory is still 320.9MB. Free memory was 278.3MB in the beginning and 276.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 193.66ms. Allocated memory is still 320.9MB. Free memory was 276.3MB in the beginning and 267.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 246.66ms. Allocated memory is still 320.9MB. Free memory was 267.8MB in the beginning and 261.4MB in the end (delta: 6.4MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSmtPrinter took 27.98ms. Allocated memory is still 320.9MB. Free memory was 261.4MB in the beginning and 260.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 1792569.36ms. Allocated memory is still 320.9MB. Free memory was 260.1MB in the beginning and 285.4MB in the end (delta: -25.3MB). Peak memory consumption was 16.5MB. Max. memory is 15.0GB. * 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