/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/mutex-unbounded/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 GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/mutex-unbounded/mutex-unbounded.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-dd9be67-m [2023-09-12 12:51:42,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-12 12:51:42,568 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/mutex-unbounded/ThreadModularVerifier.Settings.epf [2023-09-12 12:51:42,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-12 12:51:42,584 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-12 12:51:42,585 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-12 12:51:42,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-12 12:51:42,586 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-12 12:51:42,586 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-12 12:51:42,590 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-12 12:51:42,590 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-12 12:51:42,591 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-12 12:51:42,591 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-12 12:51:42,592 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-12 12:51:42,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Use symmetry clauses -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-09-12 12:51:42,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-12 12:51:42,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-12 12:51:42,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-12 12:51:42,855 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-12 12:51:42,856 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-12 12:51:42,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/mutex-unbounded/mutex-unbounded.bpl [2023-09-12 12:51:42,858 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/mutex-unbounded/mutex-unbounded.bpl' [2023-09-12 12:51:42,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-12 12:51:42,880 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-12 12:51:42,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-12 12:51:42,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-12 12:51:42,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-12 12:51:42,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-12 12:51:42,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-12 12:51:42,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-12 12:51:42,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-12 12:51:42,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.09 12:51:42" (1/1) ... [2023-09-12 12:51:42,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-12 12:51:42,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-12 12:51:42,938 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 12:51:42,967 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 12:51:42,980 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-12 12:51:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-12 12:51:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-12 12:51:43,021 INFO L236 CfgBuilder]: Building ICFG [2023-09-12 12:51:43,023 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-12 12:51:43,026 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-12 12:51:43,064 INFO L277 CfgBuilder]: Performing block encoding [2023-09-12 12:51:43,069 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-12 12:51:43,069 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-09-12 12:51:43,071 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 12:51:43 BoogieIcfgContainer [2023-09-12 12:51:43,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-12 12:51:43,072 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-12 12:51:43,072 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-12 12:51:43,072 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-12 12:51:43,074 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 12:51:43" (1/1) ... [2023-09-12 12:51:43,271 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 12:51:43 HornClauseAST [2023-09-12 12:51:43,272 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-12 12:51:43,272 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-12 12:51:43,272 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-12 12:51:43,272 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-12 12:51:43,273 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 12:51:43" (1/1) ... [2023-09-12 12:51:43,274 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/mutex-unbounded/CHC_mutex-unbounded.bpl_UID17669052951712571237.smt2 [2023-09-12 12:51:43,282 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-12 12:51:43,283 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-12 12:51:43,283 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-12 12:51:43,283 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-12 12:51:43,285 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.09 12:51:43" (1/1) ... [2023-09-12 12:51:43,285 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_6299455723128613859.smt2 [2023-09-12 12:51:43,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-09-12 12:51:43,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_6299455723128613859.smt2 (exit command is null, workingDir is null) [2023-09-12 12:51:43,310 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 12.09 12:51:43 ChcSolution [2023-09-12 12:51:43,310 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-09-12 12:51:43,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_6299455723128613859.smt2 (2)] Waiting until timeout for monitored process [2023-09-12 12:51:43,312 INFO L158 Benchmark]: Toolchain (without parser) took 431.34ms. Allocated memory is still 375.4MB. Free memory was 332.3MB in the beginning and 315.7MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 15.0GB. [2023-09-12 12:51:43,312 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.28ms. Allocated memory is still 375.4MB. Free memory is still 333.3MB. There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 12:51:43,313 INFO L158 Benchmark]: Boogie Preprocessor took 26.26ms. Allocated memory is still 375.4MB. Free memory was 332.3MB in the beginning and 330.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 12:51:43,314 INFO L158 Benchmark]: RCFGBuilder took 163.74ms. Allocated memory is still 375.4MB. Free memory was 330.2MB in the beginning and 322.3MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-09-12 12:51:43,314 INFO L158 Benchmark]: IcfgToChc took 199.83ms. Allocated memory is still 375.4MB. Free memory was 322.3MB in the beginning and 317.8MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-09-12 12:51:43,315 INFO L158 Benchmark]: ChcSmtPrinter took 10.40ms. Allocated memory is still 375.4MB. Free memory was 317.8MB in the beginning and 317.1MB in the end (delta: 671.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-09-12 12:51:43,315 INFO L158 Benchmark]: ChcSolver took 27.33ms. Allocated memory is still 375.4MB. Free memory was 317.1MB in the beginning and 315.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-09-12 12:51:43,319 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-09-12 12:51:43,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_6299455723128613859.smt2 (2)] Ended with exit code 0 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.28ms. Allocated memory is still 375.4MB. Free memory is still 333.3MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.26ms. Allocated memory is still 375.4MB. Free memory was 332.3MB in the beginning and 330.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 163.74ms. Allocated memory is still 375.4MB. Free memory was 330.2MB in the beginning and 322.3MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * IcfgToChc took 199.83ms. Allocated memory is still 375.4MB. Free memory was 322.3MB in the beginning and 317.8MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * ChcSmtPrinter took 10.40ms. Allocated memory is still 375.4MB. Free memory was 317.8MB in the beginning and 317.1MB in the end (delta: 671.9kB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 27.33ms. Allocated memory is still 375.4MB. Free memory was 317.1MB in the beginning and 315.7MB in the end (delta: 1.4MB). 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 12:51:43,337 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...