./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.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/safe023_rmo.opt.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 b6e91dc00c4b0366837a00cb7e974ff43f6b7f57 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:34:15,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:34:15,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:34:15,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:34:15,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:34:15,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:34:15,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:34:15,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:34:15,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:34:15,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:34:15,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:34:15,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:34:15,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:34:15,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:34:15,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:34:15,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:34:15,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:34:15,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:34:15,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:34:15,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:34:15,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:34:15,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:34:15,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:34:15,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:34:15,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:34:15,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:34:15,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:34:15,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:34:15,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:34:15,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:34:15,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:34:15,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:34:15,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:34:15,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:34:15,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:34:15,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:34:15,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:34:15,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:34:15,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:34:15,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:34:15,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:34:15,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:34:15,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:34:15,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:34:15,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:34:15,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:34:15,234 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:34:15,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:34:15,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:34:15,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:34:15,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:34:15,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:34:15,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:34:15,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:34:15,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:34:15,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:34:15,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:34:15,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:34:15,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:34:15,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:34:15,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:34:15,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:34:15,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:34:15,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:34:15,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:34:15,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:34:15,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:34:15,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:34:15,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:34:15,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:34:15,248 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 -> b6e91dc00c4b0366837a00cb7e974ff43f6b7f57 [2019-11-16 21:34:15,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:34:15,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:34:15,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:34:15,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:34:15,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:34:15,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-16 21:34:16,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd19129d/1d25631bb49f438387948e247ee1912b/FLAGb1e3a37aa [2019-11-16 21:34:17,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:34:17,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-16 21:34:17,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd19129d/1d25631bb49f438387948e247ee1912b/FLAGb1e3a37aa [2019-11-16 21:34:17,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd19129d/1d25631bb49f438387948e247ee1912b [2019-11-16 21:34:17,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:34:17,456 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:34:17,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:17,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:34:17,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:34:17,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:17" (1/1) ... [2019-11-16 21:34:17,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fd10db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:17, skipping insertion in model container [2019-11-16 21:34:17,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:17" (1/1) ... [2019-11-16 21:34:17,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:34:17,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:34:18,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:18,839 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:34:19,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:19,263 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:34:19,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19 WrapperNode [2019-11-16 21:34:19,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:19,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:19,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:34:19,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:34:19,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:19,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:34:19,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:34:19,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:34:19,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19" (1/1) ... [2019-11-16 21:34:19,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:34:19,643 INFO L168 Benchmark]: Toolchain (without parser) took 2176.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.2 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:19,644 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:19,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1807.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 951.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:19,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.86 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:19,651 INFO L168 Benchmark]: Boogie Preprocessor took 156.73 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:19,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1807.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 951.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.86 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.73 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.2 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...