/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/equalsum-ghost/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --icfgtochc.use.symmetry.clauses true --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/equalsum-ghost/equalsum-ghost.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-12 11:52:03,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 11:52:03,623 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/ThreadModularVerifier.Settings.epf [2023-09-12 11:52:03,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 11:52:03,636 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 11:52:03,637 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 11:52:03,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 11:52:03,637 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 11:52:03,638 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 11:52:03,643 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 11:52:03,643 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 11:52:03,644 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-12 11:52:03,644 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 11:52:03,646 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 11:52:03,646 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 11:52:03,646 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-09-12 11:52:03,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 11:52:03,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 11:52:03,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 11:52:03,885 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 11:52:03,886 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 11:52:03,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl [2023-09-12 11:52:03,887 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/equalsum-ghost.bpl' [2023-09-12 11:52:03,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 11:52:03,911 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 11:52:03,912 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 11:52:03,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 11:52:03,913 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 11:52:03,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 11:52:03,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 11:52:03,942 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 11:52:03,942 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 11:52:03,943 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 11:52:03" (1/1) ... [2023-09-12 11:52:03,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 11:52:03,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 11:52:03,967 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) [2023-09-12 11:52:03,991 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 [2023-09-12 11:52:04,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-12 11:52:04,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-12 11:52:04,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-12 11:52:04,058 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 11:52:04,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 11:52:04,063 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 11:52:04,169 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 11:52:04,192 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-12 11:52:04,192 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-12 11:52:04,194 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:52:04 BoogieIcfgContainer [2023-09-12 11:52:04,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 11:52:04,195 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 11:52:04,195 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 11:52:04,195 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 11:52:04,197 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 11:52:04" (1/1) ... [2023-09-12 11:52:04,495 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:52:04 HornClauseAST [2023-09-12 11:52:04,495 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-12 11:52:04,496 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-12 11:52:04,496 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-12 11:52:04,496 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-12 11:52:04,500 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:52:04" (1/1) ... [2023-09-12 11:52:04,501 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/equalsum-ghost/CHC_equalsum-ghost.bpl_UID16764002670701003034.smt2 [2023-09-12 11:52:04,523 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-12 11:52:04,523 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-12 11:52:04,524 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-12 11:52:04,524 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-12 11:52:04,530 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 11:52:04" (1/1) ... [2023-09-12 11:52:04,531 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-09-12 11:52:04,532 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-09-12 11:52:04,532 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_4570760150661659316.smt2 [2023-09-12 11:52:04,547 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-09-12 11:52:04,548 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-09-12 11:52:04,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_4570760150661659316.smt2 (exit command is null, workingDir is null) [2023-09-12 11:52:04,560 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_4570760150661659316.smt2 (2)] Waiting until timeout for monitored process [2023-09-12 11:52:18,214 INFO L201 PluginConnector]: Adding new model equalsum-ghost.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 12.09 11:52:18 ChcSolution [2023-09-12 11:52:18,214 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-09-12 11:52:18,216 INFO L158 Benchmark]: Toolchain (without parser) took 14303.39ms. Allocated memory is still 352.3MB. Free memory was 309.4MB in the beginning and 287.7MB in the end (delta: 21.7MB). Peak memory consumption was 18.9MB. Max. memory is 15.0GB. [2023-09-12 11:52:18,216 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 352.3MB. Free memory is still 310.4MB. There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 11:52:18,217 INFO L158 Benchmark]: Boogie Preprocessor took 28.86ms. Allocated memory is still 352.3MB. Free memory was 309.4MB in the beginning and 307.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-09-12 11:52:18,217 INFO L158 Benchmark]: RCFGBuilder took 251.86ms. Allocated memory is still 352.3MB. Free memory was 307.5MB in the beginning and 298.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-09-12 11:52:18,218 INFO L158 Benchmark]: IcfgToChc took 301.05ms. Allocated memory is still 352.3MB. Free memory was 298.1MB in the beginning and 291.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-09-12 11:52:18,218 INFO L158 Benchmark]: ChcSmtPrinter took 26.82ms. Allocated memory is still 352.3MB. Free memory was 291.3MB in the beginning and 290.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 11:52:18,219 INFO L158 Benchmark]: ChcSolver took 13690.57ms. Allocated memory is still 352.3MB. Free memory was 290.0MB in the beginning and 287.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 11:52:18,240 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 0.16ms. Allocated memory is still 352.3MB. Free memory is still 310.4MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 28.86ms. Allocated memory is still 352.3MB. Free memory was 309.4MB in the beginning and 307.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 251.86ms. Allocated memory is still 352.3MB. Free memory was 307.5MB in the beginning and 298.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 301.05ms. Allocated memory is still 352.3MB. Free memory was 298.1MB in the beginning and 291.3MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * ChcSmtPrinter took 26.82ms. Allocated memory is still 352.3MB. Free memory was 291.3MB in the beginning and 290.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 13690.57ms. Allocated memory is still 352.3MB. Free memory was 290.0MB in the beginning and 287.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcUnsatResult: UNSAT The given horn clause set is UNSAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-09-12 11:52:18,290 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_4570760150661659316.smt2 (2)] Forcibly destroying the process [2023-09-12 11:52:18,327 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_4570760150661659316.smt2 (2)] Forceful destruction successful, exit code 137 [2023-09-12 11:52:18,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...