/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 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/inc-bdec/inc-bdec.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-fe2097d-m [2023-05-31 11:49:40,245 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-05-31 11:49:40,323 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/ThreadModularVerifier.Settings.epf [2023-05-31 11:49:40,347 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-31 11:49:40,348 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-05-31 11:49:40,349 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-05-31 11:49:40,349 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-31 11:49:40,350 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-05-31 11:49:40,350 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-05-31 11:49:40,355 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-05-31 11:49:40,355 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-05-31 11:49:40,355 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-05-31 11:49:40,356 INFO L137 SettingsManager]: * Save file in source directory=true [2023-05-31 11:49:40,361 INFO L137 SettingsManager]: * Use automatic naming=true [2023-05-31 11:49:40,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-05-31 11:49:40,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-31 11:49:40,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-31 11:49:40,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-31 11:49:40,717 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-31 11:49:40,718 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-31 11:49:40,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl [2023-05-31 11:49:40,720 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl' [2023-05-31 11:49:40,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-31 11:49:40,742 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-31 11:49:40,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 11:49:40,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 11:49:40,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 11:49:40,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-31 11:49:40,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-31 11:49:40,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-05-31 11:49:40,778 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-05-31 11:49:40,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:40,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-05-31 11:49:40,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-31 11:49:40,810 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) [2023-05-31 11:49:40,815 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 [2023-05-31 11:49:40,855 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-31 11:49:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-31 11:49:40,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-31 11:49:40,887 INFO L236 CfgBuilder]: Building ICFG [2023-05-31 11:49:40,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-31 11:49:40,890 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-05-31 11:49:40,932 INFO L277 CfgBuilder]: Performing block encoding [2023-05-31 11:49:40,940 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-31 11:49:40,941 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-31 11:49:40,942 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 11:49:40 BoogieIcfgContainer [2023-05-31 11:49:40,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-31 11:49:40,943 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-05-31 11:49:40,943 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-05-31 11:49:40,943 INFO L274 PluginConnector]: IcfgToChc initialized [2023-05-31 11:49:40,945 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 11:49:40" (1/1) ... [2023-05-31 11:49:41,127 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 11:49:41,131 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 11:49:41,157 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 11:49:41,162 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 11:49:41,176 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'assume x > 0;x := x - 1;' is: true [2023-05-31 11:49:41,236 INFO L167 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2023-05-31 11:49:41,239 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-05-31 11:49:41,256 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume x > 0;x := x - 1;' is: (< 0 x) [2023-05-31 11:49:41,264 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 11:49:41,266 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 11:49:41,309 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 11:49:41 HornClauseAST [2023-05-31 11:49:41,310 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-05-31 11:49:41,310 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-05-31 11:49:41,311 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-05-31 11:49:41,311 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-05-31 11:49:41,311 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 11:49:41" (1/1) ... [2023-05-31 11:49:41,313 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/CHC_conditional_inc-bdec.bpl_UID1455826400583258254.smt2 [2023-05-31 11:49:41,343 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-05-31 11:49:41,344 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-05-31 11:49:41,344 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-05-31 11:49:41,344 INFO L274 PluginConnector]: ChcSolver initialized [2023-05-31 11:49:41,345 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 11:49:41" (1/1) ... [2023-05-31 11:49:41,536 INFO L309 EldaricaChcScript]: setting eldarica timeout (in ms) to None [2023-05-31 11:49:41,801 INFO L135 EldaricaChcScript]: starting eldarica solver... Received shutdown request... [2023-05-31 12:18:38,432 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 [2023-05-31 12:18:38,648 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-05-31 12:18:38,650 INFO L158 Benchmark]: Toolchain (without parser) took 1737907.77ms. Allocated memory was 348.1MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 324.8MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 3.0GB. Max. memory is 15.0GB. [2023-05-31 12:18:38,651 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.27ms. Allocated memory is still 348.1MB. Free memory is still 325.8MB. There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:18:38,651 INFO L158 Benchmark]: Boogie Preprocessor took 29.48ms. Allocated memory is still 348.1MB. Free memory was 324.8MB in the beginning and 323.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:18:38,652 INFO L158 Benchmark]: RCFGBuilder took 165.87ms. Allocated memory is still 348.1MB. Free memory was 323.0MB in the beginning and 314.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-05-31 12:18:38,652 INFO L158 Benchmark]: IcfgToChc took 366.71ms. Allocated memory is still 348.1MB. Free memory was 314.6MB in the beginning and 300.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-05-31 12:18:38,653 INFO L158 Benchmark]: ChcSmtPrinter took 32.77ms. Allocated memory is still 348.1MB. Free memory was 300.1MB in the beginning and 298.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:18:38,654 INFO L158 Benchmark]: ChcSolver took 1737305.52ms. Allocated memory was 348.1MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 298.3MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 3.0GB. Max. memory is 15.0GB. [2023-05-31 12:18:38,656 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 0.27ms. Allocated memory is still 348.1MB. Free memory is still 325.8MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 29.48ms. Allocated memory is still 348.1MB. Free memory was 324.8MB in the beginning and 323.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 165.87ms. Allocated memory is still 348.1MB. Free memory was 323.0MB in the beginning and 314.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 366.71ms. Allocated memory is still 348.1MB. Free memory was 314.6MB in the beginning and 300.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. * ChcSmtPrinter took 32.77ms. Allocated memory is still 348.1MB. Free memory was 300.1MB in the beginning and 298.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1737305.52ms. Allocated memory was 348.1MB in the beginning and 3.4GB in the end (delta: 3.0GB). Free memory was 298.3MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 3.0GB. 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 EldaricaChcScript was solving CHC system. RESULT: Ultimate could not prove your program: Timeout [2023-05-31 12:18:38,679 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Completed graceful shutdown