/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/line-queue/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 19:48:52,275 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 19:48:52,346 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/ThreadModularVerifier.Settings.epf [2023-07-03 19:48:52,354 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 19:48:52,356 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 19:48:52,356 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 19:48:52,357 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 19:48:52,357 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 19:48:52,357 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 19:48:52,363 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 19:48:52,364 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 19:48:52,364 INFO L137 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-07-03 19:48:52,364 INFO L137 SettingsManager]: * Single-instance threads=source [2023-07-03 19:48:52,364 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-07-03 19:48:52,365 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 19:48:52,365 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 19:48:52,365 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 19:48:52,366 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-07-03 19:48:52,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 19:48:52,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 19:48:52,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 19:48:52,638 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 19:48:52,638 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 19:48:52,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl [2023-07-03 19:48:52,639 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl' [2023-07-03 19:48:52,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 19:48:52,672 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 19:48:52,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 19:48:52,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 19:48:52,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 19:48:52,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 19:48:52,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 19:48:52,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 19:48:52,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 19:48:52,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:52,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 19:48:52,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 19:48:52,734 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 19:48:52,742 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 19:48:52,760 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2023-07-03 19:48:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure source [2023-07-03 19:48:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2023-07-03 19:48:52,761 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 19:48:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 19:48:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 19:48:52,797 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 19:48:52,798 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 19:48:52,802 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 19:48:52,859 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 19:48:52,875 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 19:48:52,885 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 19:48:52,885 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-07-03 19:48:52,887 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 07:48:52 BoogieIcfgContainer [2023-07-03 19:48:52,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 19:48:52,888 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 19:48:52,888 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 19:48:52,888 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 19:48:52,894 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 07:48:52" (1/1) ... [2023-07-03 19:48:53,170 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:48:53 HornClauseAST [2023-07-03 19:48:53,171 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 19:48:53,171 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 19:48:53,172 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 19:48:53,172 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 19:48:53,172 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:48:53" (1/1) ... [2023-07-03 19:48:53,174 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/CHC_conditional_line-queue.bpl_UID10991400837751581861.smt2 [2023-07-03 19:48:53,255 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 19:48:53,256 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 19:48:53,256 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 19:48:53,257 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 19:48:53,258 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:48:53" (1/1) ... [2023-07-03 19:48:53,260 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-07-03 19:48:53,260 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-07-03 19:48:53,260 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_10504149713398149060.smt2 [2023-07-03 19:48:53,279 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-07-03 19:48:53,279 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-07-03 19:48:53,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_10504149713398149060.smt2 (exit command is null, workingDir is null) [2023-07-03 19:48:53,288 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10504149713398149060.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 20:16:51,161 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10504149713398149060.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 20:16:51,161 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 [2023-07-03 20:16:52,161 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10504149713398149060.smt2 (2)] Forcibly destroying the process [2023-07-03 20:16:52,170 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 [2023-07-03 20:16:52,235 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10504149713398149060.smt2 (2)] Forceful destruction successful, exit code 137 [2023-07-03 20:16:52,235 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 20:16:52,238 INFO L158 Benchmark]: Toolchain (without parser) took 1679565.05ms. Allocated memory is still 331.4MB. Free memory was 289.0MB in the beginning and 291.7MB in the end (delta: -2.7MB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 20:16:52,238 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 331.4MB. Free memory was 290.1MB in the beginning and 290.0MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 20:16:52,239 INFO L158 Benchmark]: Boogie Preprocessor took 26.52ms. Allocated memory is still 331.4MB. Free memory was 288.8MB in the beginning and 287.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 20:16:52,239 INFO L158 Benchmark]: RCFGBuilder took 180.97ms. Allocated memory is still 331.4MB. Free memory was 286.9MB in the beginning and 277.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 20:16:52,240 INFO L158 Benchmark]: IcfgToChc took 283.07ms. Allocated memory is still 331.4MB. Free memory was 277.4MB in the beginning and 269.0MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-07-03 20:16:52,240 INFO L158 Benchmark]: ChcSmtPrinter took 83.79ms. Allocated memory is still 331.4MB. Free memory was 269.0MB in the beginning and 303.6MB in the end (delta: -34.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 20:16:52,240 INFO L158 Benchmark]: ChcSolver took 1678980.52ms. Allocated memory is still 331.4MB. Free memory was 303.6MB in the beginning and 291.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 20:16:52,243 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 0.15ms. Allocated memory is still 331.4MB. Free memory was 290.1MB in the beginning and 290.0MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.52ms. Allocated memory is still 331.4MB. Free memory was 288.8MB in the beginning and 287.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 15.0GB. * RCFGBuilder took 180.97ms. Allocated memory is still 331.4MB. Free memory was 286.9MB in the beginning and 277.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 283.07ms. Allocated memory is still 331.4MB. Free memory was 277.4MB in the beginning and 269.0MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * ChcSmtPrinter took 83.79ms. Allocated memory is still 331.4MB. Free memory was 269.0MB in the beginning and 303.6MB in the end (delta: -34.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * ChcSolver took 1678980.52ms. Allocated memory is still 331.4MB. Free memory was 303.6MB in the beginning and 291.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. 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