./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe024_pso.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/safe024_pso.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 158845a13f58c2735925efb84700ccb32d8d6eec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:34:15,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:34:15,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:34:15,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:34:15,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:34:15,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:34:15,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:34:15,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:34:15,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:34:15,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:34:15,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:34:15,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:34:15,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:34:15,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:34:15,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:34:15,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:34:15,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:34:15,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:34:15,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:34:15,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:34:15,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:34:15,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:34:15,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:34:15,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:34:15,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:34:15,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:34:15,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:34:15,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:34:15,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:34:15,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:34:15,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:34:15,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:34:15,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:34:15,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:34:15,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:34:15,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:34:15,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:34:15,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:34:15,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:34:15,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:34:15,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:34:15,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:34:15,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:34:15,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:34:15,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:34:15,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:34:15,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:34:15,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:34:15,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:34:15,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:34:15,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:34:15,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:34:15,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:34:15,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:34:15,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:34:15,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:34:15,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:34:15,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:34:15,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:34:15,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:34:15,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:34:15,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:34:15,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:34:15,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:34:15,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:34:15,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:34:15,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:34:15,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:34:15,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:34:15,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:34:15,959 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 -> 158845a13f58c2735925efb84700ccb32d8d6eec [2019-11-16 21:34:16,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:34:16,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:34:16,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:34:16,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:34:16,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:34:16,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe024_pso.oepc.i [2019-11-16 21:34:16,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d2d3c8f3/2e33e50b28eb4cf0a2f19db885486036/FLAG393e2d095 [2019-11-16 21:34:18,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:34:18,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe024_pso.oepc.i [2019-11-16 21:34:18,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d2d3c8f3/2e33e50b28eb4cf0a2f19db885486036/FLAG393e2d095 [2019-11-16 21:34:18,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d2d3c8f3/2e33e50b28eb4cf0a2f19db885486036 [2019-11-16 21:34:18,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:34:18,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:34:18,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:18,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:34:18,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:34:18,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:18" (1/1) ... [2019-11-16 21:34:18,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8b300c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:18, skipping insertion in model container [2019-11-16 21:34:18,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:18" (1/1) ... [2019-11-16 21:34:18,209 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:34:18,326 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:34:19,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:19,441 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:34:19,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:19,842 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:34:19,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:19 WrapperNode [2019-11-16 21:34:19,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:19,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:19,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:34:19,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:34:19,871 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 21:34:19,948 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 21:34:20,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:20,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:34:20,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:34:20,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:34:20,028 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 21:34:20,029 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 21:34:20,053 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 21:34:20,060 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 21:34:20,084 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 21:34:20,103 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 21:34:20,114 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 21:34:20,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:34:20,139 INFO L168 Benchmark]: Toolchain (without parser) took 1966.06 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 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:20,141 INFO L168 Benchmark]: CDTParser took 0.38 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 21:34:20,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1679.40 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 966.7 MB in the end (delta: 679.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:20,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.99 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:20,165 INFO L168 Benchmark]: Boogie Preprocessor took 111.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:20,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1679.40 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 966.7 MB in the end (delta: 679.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.99 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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...