/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 --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/inc-bdec/inc-bdec.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 14:30:19,164 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 14:30:19,244 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/ThreadModularVerifier.Settings.epf [2023-06-12 14:30:19,252 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 14:30:19,253 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 14:30:19,254 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 14:30:19,254 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 14:30:19,254 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 14:30:19,255 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 14:30:19,259 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 14:30:19,259 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-06-12 14:30:19,260 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 14:30:19,260 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 14:30:19,262 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 14:30:19,262 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 14:30:19,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 14:30:19,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 14:30:19,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 14:30:19,469 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 14:30:19,470 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 14:30:19,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl [2023-06-12 14:30:19,471 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl' [2023-06-12 14:30:19,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 14:30:19,491 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 14:30:19,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 14:30:19,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 14:30:19,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 14:30:19,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 14:30:19,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 14:30:19,519 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 14:30:19,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 14:30:19,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 14:30:19,577 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 14:30:19,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 14:30:19,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 14:30:19,604 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 14:30:19,606 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 14:30:19,608 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 14:30:19,645 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 14:30:19,658 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 14:30:19,658 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 14:30:19,660 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:30:19 BoogieIcfgContainer [2023-06-12 14:30:19,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 14:30:19,661 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 14:30:19,661 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 14:30:19,661 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 14:30:19,663 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:30:19" (1/1) ... [2023-06-12 14:30:19,872 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:30:19,875 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:30:19,896 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:30:19,901 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:30:19,913 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'assume x > 0;x := x - 1;' is: true [2023-06-12 14:30:20,036 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume x > 0;x := x - 1;' is: (< 0 x) [2023-06-12 14:30:20,051 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:30:20,058 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:30:20,078 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:30:20 HornClauseAST [2023-06-12 14:30:20,078 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 14:30:20,079 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 14:30:20,079 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 14:30:20,079 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 14:30:20,080 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:30:20" (1/1) ... [2023-06-12 14:30:20,081 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/CHC_conditional_inc-bdec.bpl_UID6587355572561588598.smt2 [2023-06-12 14:30:20,112 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 14:30:20,113 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 14:30:20,113 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 14:30:20,113 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 14:30:20,116 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:30:20" (1/1) ... [2023-06-12 14:30:20,128 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 14:59:51,157 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 14:59:51,160 INFO L158 Benchmark]: Toolchain (without parser) took 1771668.10ms. Allocated memory was 329.3MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 277.0MB in the beginning and 1.1GB in the end (delta: -860.7MB). Peak memory consumption was 1.3GB. Max. memory is 15.0GB. [2023-06-12 14:59:51,160 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.29ms. Allocated memory is still 329.3MB. Free memory is still 277.9MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 14:59:51,161 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 329.3MB. Free memory was 277.0MB in the beginning and 275.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 14:59:51,161 INFO L158 Benchmark]: RCFGBuilder took 141.13ms. Allocated memory is still 329.3MB. Free memory was 275.0MB in the beginning and 266.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 14:59:51,162 INFO L158 Benchmark]: IcfgToChc took 417.31ms. Allocated memory is still 329.3MB. Free memory was 266.4MB in the beginning and 253.0MB in the end (delta: 13.4MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 14:59:51,162 INFO L158 Benchmark]: ChcSmtPrinter took 33.03ms. Allocated memory is still 329.3MB. Free memory was 253.0MB in the beginning and 251.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 14:59:51,163 INFO L158 Benchmark]: ChcSolver took 1771045.93ms. Allocated memory was 329.3MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 251.7MB in the beginning and 1.1GB in the end (delta: -886.0MB). Peak memory consumption was 1.2GB. Max. memory is 15.0GB. [2023-06-12 14:59:51,165 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 0.29ms. Allocated memory is still 329.3MB. Free memory is still 277.9MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 329.3MB. Free memory was 277.0MB in the beginning and 275.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 141.13ms. Allocated memory is still 329.3MB. Free memory was 275.0MB in the beginning and 266.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 417.31ms. Allocated memory is still 329.3MB. Free memory was 266.4MB in the beginning and 253.0MB in the end (delta: 13.4MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 33.03ms. Allocated memory is still 329.3MB. Free memory was 253.0MB in the beginning and 251.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1771045.93ms. Allocated memory was 329.3MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 251.7MB in the beginning and 1.1GB in the end (delta: -886.0MB). 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