./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 76dadc3d1774f5331e7dd19f1e991353a09a5ea2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:33:54,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:33:54,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:33:54,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:33:54,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:33:54,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:33:54,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:33:54,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:33:54,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:33:54,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:33:54,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:33:54,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:33:54,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:33:54,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:33:54,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:33:54,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:33:54,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:33:54,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:33:54,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:33:54,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:33:54,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:33:54,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:33:54,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:33:54,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:33:54,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:33:54,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:33:54,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:33:54,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:33:54,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:33:54,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:33:54,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:33:54,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:33:54,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:33:54,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:33:54,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:33:54,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:33:54,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:33:54,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:33:54,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:33:54,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:33:54,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:33:54,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:33:54,478 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:33:54,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:33:54,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:33:54,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:33:54,489 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:33:54,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:33:54,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:33:54,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:33:54,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:33:54,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:33:54,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:33:54,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:33:54,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:33:54,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:33:54,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:33:54,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:33:54,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:33:54,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:33:54,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:33:54,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:33:54,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:33:54,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:33:54,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:33:54,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:33:54,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:33:54,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:33:54,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:33:54,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:33:54,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76dadc3d1774f5331e7dd19f1e991353a09a5ea2 [2019-11-16 21:33:55,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:33:55,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:33:55,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:33:55,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:33:55,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:33:55,184 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2019-11-16 21:33:55,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c54b1c57/0c225805e8db4ec09d4dfffdcfef4f0d/FLAGc968cc7af [2019-11-16 21:33:56,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:33:56,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2019-11-16 21:33:56,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c54b1c57/0c225805e8db4ec09d4dfffdcfef4f0d/FLAGc968cc7af [2019-11-16 21:33:56,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c54b1c57/0c225805e8db4ec09d4dfffdcfef4f0d [2019-11-16 21:33:56,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:33:56,665 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:33:56,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:33:56,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:33:56,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:33:56,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:33:56" (1/1) ... [2019-11-16 21:33:56,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e97da56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:56, skipping insertion in model container [2019-11-16 21:33:56,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:33:56" (1/1) ... [2019-11-16 21:33:56,712 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:33:56,830 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:33:58,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:33:58,102 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:33:58,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:33:58,446 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:33:58,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58 WrapperNode [2019-11-16 21:33:58,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:33:58,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:33:58,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:33:58,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:33:58,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:33:58,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:33:58,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:33:58,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:33:58,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:33:58" (1/1) ... [2019-11-16 21:33:58,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:33:58,834 INFO L168 Benchmark]: Toolchain (without parser) took 2163.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:33:58,839 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:33:58,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:33:58,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.78 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:33:58,848 INFO L168 Benchmark]: Boogie Preprocessor took 154.35 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:33:58,859 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1781.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.78 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.35 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...