/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/ticket/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/ticket/ticket.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 20:33:19,477 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 20:33:19,551 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-07-03 20:33:19,562 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 20:33:19,563 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 20:33:19,564 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 20:33:19,564 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 20:33:19,564 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 20:33:19,565 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 20:33:19,570 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 20:33:19,570 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 20:33:19,570 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 20:33:19,571 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 20:33:19,572 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 20:33:19,572 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 20:33:19,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 20:33:19,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 20:33:19,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 20:33:19,836 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 20:33:19,837 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 20:33:19,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-07-03 20:33:19,838 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-07-03 20:33:19,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 20:33:19,861 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 20:33:19,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 20:33:19,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 20:33:19,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 20:33:19,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,888 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 20:33:19,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 20:33:19,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 20:33:19,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 20:33:19,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 08:33:19" (1/1) ... [2023-07-03 20:33:19,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 20:33:19,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 20:33:19,931 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) [2023-07-03 20:33:19,948 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 [2023-07-03 20:33:19,974 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 20:33:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 20:33:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 20:33:20,021 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 20:33:20,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 20:33:20,025 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 20:33:20,100 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 20:33:20,131 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 20:33:20,131 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 20:33:20,134 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 08:33:20 BoogieIcfgContainer [2023-07-03 20:33:20,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 20:33:20,135 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 20:33:20,135 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 20:33:20,135 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 20:33:20,137 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 08:33:20" (1/1) ... [2023-07-03 20:33:20,402 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 08:33:20 HornClauseAST [2023-07-03 20:33:20,402 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 20:33:20,402 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 20:33:20,402 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 20:33:20,403 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 20:33:20,405 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 08:33:20" (1/1) ... [2023-07-03 20:33:20,406 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID15534947737292304241.smt2 [2023-07-03 20:33:20,434 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 20:33:20,434 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 20:33:20,434 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 20:33:20,435 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 20:33:20,439 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 08:33:20" (1/1) ... [2023-07-03 20:33:20,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-07-03 20:33:20,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 20:33:20,449 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) [2023-07-03 20:33:20,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-07-03 20:33:20,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-07-03 20:33:20,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 20:33:20,470 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) [2023-07-03 20:33:20,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-07-03 20:33:41,978 INFO L175 ChcSolverObserver]: ChcSolver found model: [2023-07-03 20:33:41,979 INFO L176 ChcSolverObserver]: (define-fun (Inv Int Int Bool Int Int Int Int Bool) ((x!0 Int) (x!1 Int) (x!2 Bool) (x!3 Int) (x!4 Int) (x!5 Int) (x!6 Int) ) Bool (let ((a!1 (< x!1 x!4)) (a!2 (< x!1 x!6)) (a!3 (< x!1 x!0)) (a!4 (< x!4 x!0)) (a!5 (< x!6 x!0)) (a!6 (< x!1 (+ x!0 1))) (a!7 (not (= x!6 x!4))) (a!8 (< x!4 x!6)) (a!9 (< (+ x!1 1) x!4)) (a!10 (< x!6 (+ x!1 1))) (a!11 (< (+ x!1 1) x!0)) (a!12 (< x!1 (+ x!6 1)))) (and (or (< 1 x!5) a!3 (not x!2)) (or (< 1 x!3) a!6) (or a!3 (not (= 2 x!3))) (or a!8 a!9 (not x!2) (not (= 3 x!5)) (not (= 2 x!3))) (or (< x!5 2) a!7 (< x!3 2)) (or a!12 (< 3 x!3) (not (= 3 x!5))) (or a!1 (not x!2) (not (= 2 x!3))) (or a!11 (not x!2) (not (= 3 x!5))) (or a!2 a!1 (not (= 2 x!5)) (not (= 2 x!3))) (or a!1 (not x!2) (not (= 3 x!3))) (or a!12 (not (= 2 x!5)) (< 3 x!3)) (or a!2 (not (= 2 x!5)) (not x!2)) (or a!2 a!1 (not (= 3 x!5)) (not (= 3 x!3))) (or a!2 a!1 (not (= 2 x!5)) (not (= 3 x!3))) (or a!3 (not (= 3 x!3))) (or a!10 (< x!5 4)) (or (< x!5 2) a!5) (or a!12 (not (= x!5 4)) (< 3 x!3)) (or a!2 a!1 (not (= 3 x!5)) (not (= 2 x!3))) (or x!2 (not (= x!5 4)) (< 3 x!3)) (or a!4 (< x!3 2)) (or (< 1 x!3) a!3 (not x!2))))) [2023-07-03 20:33:42,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-07-03 20:33:42,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 20:33:42,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 20:33:42,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-07-03 20:33:42,018 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 03.07 08:33:42 ChcSolution [2023-07-03 20:33:42,018 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-07-03 20:33:42,020 INFO L158 Benchmark]: Toolchain (without parser) took 22158.05ms. Allocated memory is still 350.2MB. Free memory was 307.1MB in the beginning and 321.4MB in the end (delta: -14.3MB). Peak memory consumption was 31.5MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,020 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.28ms. Allocated memory is still 350.2MB. Free memory was 308.2MB in the beginning and 308.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 20:33:42,021 INFO L158 Benchmark]: Boogie Preprocessor took 26.45ms. Allocated memory is still 350.2MB. Free memory was 307.1MB in the beginning and 305.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,021 INFO L158 Benchmark]: RCFGBuilder took 244.49ms. Allocated memory is still 350.2MB. Free memory was 305.2MB in the beginning and 296.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,022 INFO L158 Benchmark]: IcfgToChc took 266.87ms. Allocated memory is still 350.2MB. Free memory was 296.7MB in the beginning and 291.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,025 INFO L158 Benchmark]: ChcSmtPrinter took 31.45ms. Allocated memory is still 350.2MB. Free memory was 291.4MB in the beginning and 290.5MB in the end (delta: 909.6kB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,025 INFO L158 Benchmark]: ChcSolver took 21584.14ms. Allocated memory is still 350.2MB. Free memory was 290.5MB in the beginning and 321.4MB in the end (delta: -30.9MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-07-03 20:33:42,028 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 0.28ms. Allocated memory is still 350.2MB. Free memory was 308.2MB in the beginning and 308.0MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.45ms. Allocated memory is still 350.2MB. Free memory was 307.1MB in the beginning and 305.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 244.49ms. Allocated memory is still 350.2MB. Free memory was 305.2MB in the beginning and 296.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 266.87ms. Allocated memory is still 350.2MB. Free memory was 296.7MB in the beginning and 291.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSmtPrinter took 31.45ms. Allocated memory is still 350.2MB. Free memory was 291.4MB in the beginning and 290.5MB in the end (delta: 909.6kB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 21584.14ms. Allocated memory is still 350.2MB. Free memory was 290.5MB in the beginning and 321.4MB in the end (delta: -30.9MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcSatResult: SAT The given horn clause set is SAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-07-03 20:33:42,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-07-03 20:33:42,247 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...