/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-geq0/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction 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/inc-dec-geq0/inc-dec-geq0.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 17:29:06,386 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 17:29:06,463 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-geq0/ThreadModularVerifier.Settings.epf [2023-06-12 17:29:06,470 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 17:29:06,472 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 17:29:06,473 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 17:29:06,473 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 17:29:06,474 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 17:29:06,474 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 17:29:06,479 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 17:29:06,479 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 17:29:06,480 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 17:29:06,480 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 17:29:06,481 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 17:29:06,482 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 17:29:06,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 17:29:06,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 17:29:06,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 17:29:06,748 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 17:29:06,749 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 17:29:06,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-geq0/inc-dec-geq0.bpl [2023-06-12 17:29:06,751 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-geq0/inc-dec-geq0.bpl' [2023-06-12 17:29:06,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 17:29:06,774 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 17:29:06,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 17:29:06,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 17:29:06,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 17:29:06,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 17:29:06,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 17:29:06,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 17:29:06,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 17:29:06,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:06,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 17:29:06,874 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 17:29:06,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 17:29:06,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 17:29:06,901 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 17:29:06,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 17:29:06,906 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 17:29:06,956 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 17:29:06,961 INFO L294 CfgBuilder]: Using library mode [2023-06-12 17:29:06,961 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 17:29:06,963 INFO L201 PluginConnector]: Adding new model inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:29:06 BoogieIcfgContainer [2023-06-12 17:29:06,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 17:29:06,964 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 17:29:06,964 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 17:29:06,964 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 17:29:06,969 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 05:29:06" (1/1) ... [2023-06-12 17:29:07,181 INFO L201 PluginConnector]: Adding new model inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:07 HornClauseAST [2023-06-12 17:29:07,181 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 17:29:07,181 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 17:29:07,182 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 17:29:07,182 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 17:29:07,184 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:07" (1/1) ... [2023-06-12 17:29:07,186 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-geq0/CHC_inc-dec-geq0.bpl_UID8009939005698247344.smt2 [2023-06-12 17:29:07,199 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 17:29:07,200 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 17:29:07,200 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 17:29:07,200 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 17:29:07,206 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-geq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 05:29:07" (1/1) ... [2023-06-12 17:29:07,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 17:58:48,247 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 17:58:48,249 INFO L158 Benchmark]: Toolchain (without parser) took 1781473.84ms. Allocated memory was 323.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 273.9MB in the beginning and 2.7GB in the end (delta: -2.4GB). Peak memory consumption was 2.8GB. Max. memory is 15.0GB. [2023-06-12 17:58:48,250 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.31ms. Allocated memory is still 323.0MB. Free memory is still 274.9MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 17:58:48,250 INFO L158 Benchmark]: Boogie Preprocessor took 29.35ms. Allocated memory is still 323.0MB. Free memory was 273.9MB in the beginning and 272.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 17:58:48,251 INFO L158 Benchmark]: RCFGBuilder took 157.62ms. Allocated memory is still 323.0MB. Free memory was 272.0MB in the beginning and 263.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 17:58:48,252 INFO L158 Benchmark]: IcfgToChc took 216.90ms. Allocated memory is still 323.0MB. Free memory was 263.6MB in the beginning and 258.9MB in the end (delta: 4.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 17:58:48,252 INFO L158 Benchmark]: ChcSmtPrinter took 18.01ms. Allocated memory is still 323.0MB. Free memory was 258.9MB in the beginning and 258.1MB in the end (delta: 808.2kB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 17:58:48,253 INFO L158 Benchmark]: ChcSolver took 1781047.52ms. Allocated memory was 323.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 258.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 2.8GB. Max. memory is 15.0GB. [2023-06-12 17:58:48,256 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 0.31ms. Allocated memory is still 323.0MB. Free memory is still 274.9MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 29.35ms. Allocated memory is still 323.0MB. Free memory was 273.9MB in the beginning and 272.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 15.0GB. * RCFGBuilder took 157.62ms. Allocated memory is still 323.0MB. Free memory was 272.0MB in the beginning and 263.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 216.90ms. Allocated memory is still 323.0MB. Free memory was 263.6MB in the beginning and 258.9MB in the end (delta: 4.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSmtPrinter took 18.01ms. Allocated memory is still 323.0MB. Free memory was 258.9MB in the beginning and 258.1MB in the end (delta: 808.2kB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 1781047.52ms. Allocated memory was 323.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 258.1MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 2.8GB. 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 41 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown