/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/add-sub-k/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --chcsolver.chc.solver.backend TREEAUTOMIZER --chcsolver.produce.chc.model.if.query.is.sat false --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat true --rcfgbuilder.smt.solver Internal_SMTInterpol -i ../../../trunk/examples/threadmodular/regression/add-sub-k/add-sub-k.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 18:20:18,165 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 18:20:18,228 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/add-sub-k/ThreadModularVerifier.Settings.epf [2023-07-03 18:20:18,236 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 18:20:18,237 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 18:20:18,238 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 18:20:18,238 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 18:20:18,239 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 18:20:18,239 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 18:20:18,244 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 18:20:18,245 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 18:20:18,245 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 18:20:18,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-07-03 18:20:18,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 18:20:18,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 18:20:18,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 18:20:18,469 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 18:20:18,469 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 18:20:18,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/add-sub-k/add-sub-k.bpl [2023-07-03 18:20:18,471 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/add-sub-k/add-sub-k.bpl' [2023-07-03 18:20:18,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 18:20:18,493 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 18:20:18,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 18:20:18,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 18:20:18,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 18:20:18,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 18:20:18,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 18:20:18,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 18:20:18,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 18:20:18,521 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-07-03 18:20:18,578 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 18:20:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 18:20:18,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 18:20:18,607 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 18:20:18,609 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 18:20:18,613 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 18:20:18,652 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 18:20:18,658 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 18:20:18,658 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 18:20:18,659 INFO L201 PluginConnector]: Adding new model add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 06:20:18 BoogieIcfgContainer [2023-07-03 18:20:18,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 18:20:18,661 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 18:20:18,662 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 18:20:18,662 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 18:20:18,664 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,847 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - k;' is: true [2023-07-03 18:20:18,853 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + k;' is: true [2023-07-03 18:20:18,855 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'havoc k;' is: true [2023-07-03 18:20:18,865 INFO L180 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'x := x - k;' is: true [2023-07-03 18:20:18,868 INFO L180 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'x := x + k;' is: true [2023-07-03 18:20:18,869 INFO L180 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'havoc k;' is: true [2023-07-03 18:20:18,884 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'x := x - k;' is: true [2023-07-03 18:20:18,889 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'x := x + k;' is: true [2023-07-03 18:20:18,892 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'havoc k;' is: true [2023-07-03 18:20:18,901 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'x := x - k;' is: true [2023-07-03 18:20:18,906 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'x := x + k;' is: true [2023-07-03 18:20:18,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'havoc k;' is: true [2023-07-03 18:20:18,914 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - k;' is: true [2023-07-03 18:20:18,920 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + k;' is: true [2023-07-03 18:20:18,921 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'havoc k;' is: true [2023-07-03 18:20:18,996 INFO L201 PluginConnector]: Adding new model add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:18 HornClauseAST [2023-07-03 18:20:18,996 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 18:20:18,997 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 18:20:18,997 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 18:20:18,997 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 18:20:19,001 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:19,002 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/add-sub-k/CHC_add-sub-k.bpl_UID1582988955987757458.smt2 [2023-07-03 18:20:19,023 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 18:20:19,023 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 18:20:19,023 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 18:20:19,024 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 18:20:19,032 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:19,045 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-07-03 18:49:50,031 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 18:49:50,033 INFO L158 Benchmark]: Toolchain (without parser) took 1771539.55ms. Allocated memory was 325.1MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 282.4MB in the beginning and 591.2MB in the end (delta: -308.8MB). Peak memory consumption was 1.2GB. Max. memory is 15.0GB. [2023-07-03 18:49:50,034 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 325.1MB. Free memory was 283.4MB in the beginning and 283.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 18:49:50,034 INFO L158 Benchmark]: Boogie Preprocessor took 25.22ms. Allocated memory is still 325.1MB. Free memory was 282.4MB in the beginning and 280.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 18:49:50,035 INFO L158 Benchmark]: RCFGBuilder took 139.57ms. Allocated memory is still 325.1MB. Free memory was 280.6MB in the beginning and 272.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 18:49:50,036 INFO L158 Benchmark]: IcfgToChc took 335.03ms. Allocated memory is still 325.1MB. Free memory was 272.3MB in the beginning and 297.3MB in the end (delta: -25.0MB). Peak memory consumption was 18.1MB. Max. memory is 15.0GB. [2023-07-03 18:49:50,036 INFO L158 Benchmark]: ChcSmtPrinter took 26.07ms. Allocated memory is still 325.1MB. Free memory was 297.3MB in the beginning and 295.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 18:49:50,037 INFO L158 Benchmark]: ChcSolver took 1771008.36ms. Allocated memory was 325.1MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 295.7MB in the beginning and 591.2MB in the end (delta: -295.5MB). Peak memory consumption was 1.2GB. Max. memory is 15.0GB. [2023-07-03 18:49:50,039 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 325.1MB. Free memory was 283.4MB in the beginning and 283.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 25.22ms. Allocated memory is still 325.1MB. Free memory was 282.4MB in the beginning and 280.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 139.57ms. Allocated memory is still 325.1MB. Free memory was 280.6MB in the beginning and 272.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 335.03ms. Allocated memory is still 325.1MB. Free memory was 272.3MB in the beginning and 297.3MB in the end (delta: -25.0MB). Peak memory consumption was 18.1MB. Max. memory is 15.0GB. * ChcSmtPrinter took 26.07ms. Allocated memory is still 325.1MB. Free memory was 297.3MB in the beginning and 295.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 1771008.36ms. Allocated memory was 325.1MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 295.7MB in the beginning and 591.2MB in the end (delta: -295.5MB). Peak memory consumption was 1.2GB. 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 TreeAutomizerCEGAR was refining abstraction,while Minimize was minimizing tree automaton,while Totalize was totalizing tree automaton with 35 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown