/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-bdec/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --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/inc-bdec/inc-bdec.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 14:21:56,143 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 14:21:56,196 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/ThreadModularVerifier.Settings.epf [2023-07-03 14:21:56,204 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 14:21:56,205 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 14:21:56,205 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 14:21:56,206 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 14:21:56,206 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 14:21:56,206 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 14:21:56,211 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 14:21:56,211 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-07-03 14:21:56,212 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 14:21:56,212 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 14:21:56,213 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 14:21:56,213 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-07-03 14:21:56,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 14:21:56,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 14:21:56,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 14:21:56,377 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 14:21:56,377 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 14:21:56,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl [2023-07-03 14:21:56,378 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl' [2023-07-03 14:21:56,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 14:21:56,391 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 14:21:56,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 14:21:56,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 14:21:56,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 14:21:56,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 14:21:56,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 14:21:56,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 14:21:56,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 14:21:56,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-07-03 14:21:56,467 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 14:21:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 14:21:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 14:21:56,488 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 14:21:56,490 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 14:21:56,492 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 14:21:56,529 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 14:21:56,538 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 14:21:56,539 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 14:21:56,541 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 02:21:56 BoogieIcfgContainer [2023-07-03 14:21:56,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 14:21:56,543 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 14:21:56,543 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 14:21:56,543 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 14:21:56,544 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,741 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume x > 0;x := x - 1;' is: true [2023-07-03 14:21:56,743 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 14:21:56,809 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume x > 0;x := x - 1;' is: (< 0 x) [2023-07-03 14:21:56,811 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 14:21:56,820 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'assume x > 0;x := x - 1;' is: true [2023-07-03 14:21:56,823 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 14:21:56,828 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume x > 0;x := x - 1;' is: true [2023-07-03 14:21:56,830 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 14:21:56,879 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 02:21:56 HornClauseAST [2023-07-03 14:21:56,879 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 14:21:56,880 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 14:21:56,880 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 14:21:56,880 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 14:21:56,880 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,881 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/CHC_conditional_inc-bdec.bpl_UID116555629070232634.smt2 [2023-07-03 14:21:56,905 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 14:21:56,905 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 14:21:56,905 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 14:21:56,905 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 14:21:56,906 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 02:21:56" (1/1) ... [2023-07-03 14:21:56,921 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-07-03 14:51:33,546 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 14:51:33,549 INFO L158 Benchmark]: Toolchain (without parser) took 1777157.26ms. Allocated memory was 337.6MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 295.6MB in the beginning and 2.4GB in the end (delta: -2.1GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. [2023-07-03 14:51:33,549 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.20ms. Allocated memory is still 337.6MB. Free memory is still 296.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 14:51:33,549 INFO L158 Benchmark]: Boogie Preprocessor took 18.01ms. Allocated memory is still 337.6MB. Free memory was 295.6MB in the beginning and 293.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 14:51:33,550 INFO L158 Benchmark]: RCFGBuilder took 129.04ms. Allocated memory is still 337.6MB. Free memory was 293.7MB in the beginning and 285.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 14:51:33,550 INFO L158 Benchmark]: IcfgToChc took 336.55ms. Allocated memory is still 337.6MB. Free memory was 285.2MB in the beginning and 310.3MB in the end (delta: -25.1MB). Peak memory consumption was 20.0MB. Max. memory is 15.0GB. [2023-07-03 14:51:33,550 INFO L158 Benchmark]: ChcSmtPrinter took 25.15ms. Allocated memory is still 337.6MB. Free memory was 310.3MB in the beginning and 308.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 14:51:33,551 INFO L158 Benchmark]: ChcSolver took 1776642.24ms. Allocated memory was 337.6MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 308.3MB in the beginning and 2.4GB in the end (delta: -2.1GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. [2023-07-03 14:51:33,553 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 0.20ms. Allocated memory is still 337.6MB. Free memory is still 296.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 18.01ms. Allocated memory is still 337.6MB. Free memory was 295.6MB in the beginning and 293.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 129.04ms. Allocated memory is still 337.6MB. Free memory was 293.7MB in the beginning and 285.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 336.55ms. Allocated memory is still 337.6MB. Free memory was 285.2MB in the beginning and 310.3MB in the end (delta: -25.1MB). Peak memory consumption was 20.0MB. Max. memory is 15.0GB. * ChcSmtPrinter took 25.15ms. Allocated memory is still 337.6MB. Free memory was 310.3MB in the beginning and 308.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 1776642.24ms. Allocated memory was 337.6MB in the beginning and 3.0GB in the end (delta: 2.7GB). Free memory was 308.3MB in the beginning and 2.4GB in the end (delta: -2.1GB). Peak memory consumption was 2.5GB. 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