./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe027_pso.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/safe027_pso.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 4fb883ca4056dbe60b1f6789cf152033a9c2ff9c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:34:23,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:34:23,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:34:23,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:34:23,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:34:23,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:34:23,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:34:23,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:34:23,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:34:23,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:34:23,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:34:23,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:34:23,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:34:23,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:34:23,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:34:23,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:34:23,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:34:23,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:34:23,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:34:23,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:34:23,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:34:23,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:34:23,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:34:23,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:34:23,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:34:23,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:34:23,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:34:23,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:34:23,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:34:23,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:34:23,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:34:23,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:34:23,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:34:23,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:34:23,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:34:23,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:34:23,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:34:23,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:34:23,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:34:23,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:34:23,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:34:23,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:34:23,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:34:23,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:34:23,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:34:23,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:34:23,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:34:23,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:34:23,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:34:23,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:34:23,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:34:23,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:34:23,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:34:23,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:34:23,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:34:23,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:34:23,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:34:23,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:34:23,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:34:23,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:34:23,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:34:23,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:34:23,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:34:23,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:34:23,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:34:23,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:34:23,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:34:23,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:34:23,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:34:23,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:34:23,963 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 -> 4fb883ca4056dbe60b1f6789cf152033a9c2ff9c [2019-11-16 21:34:24,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:34:24,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:34:24,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:34:24,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:34:24,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:34:24,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe027_pso.opt.i [2019-11-16 21:34:24,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0be3a28/8f1b9b73ee474151872491e8206b744b/FLAG77e379a4b [2019-11-16 21:34:26,032 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:34:26,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_pso.opt.i [2019-11-16 21:34:26,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0be3a28/8f1b9b73ee474151872491e8206b744b/FLAG77e379a4b [2019-11-16 21:34:26,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a0be3a28/8f1b9b73ee474151872491e8206b744b [2019-11-16 21:34:26,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:34:26,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:34:26,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:26,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:34:26,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:34:26,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:26" (1/1) ... [2019-11-16 21:34:26,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d7ed8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:26, skipping insertion in model container [2019-11-16 21:34:26,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:26" (1/1) ... [2019-11-16 21:34:26,180 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:34:26,291 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:34:27,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:27,376 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:34:27,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:27,723 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:34:27,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27 WrapperNode [2019-11-16 21:34:27,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:27,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:27,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:34:27,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:34:27,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:27,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:34:27,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:34:27,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:34:27,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:27" (1/1) ... [2019-11-16 21:34:27,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:34:27,986 INFO L168 Benchmark]: Toolchain (without parser) took 1847.46 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:27,988 INFO L168 Benchmark]: CDTParser took 1.59 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 21:34:27,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1589.03 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 962.4 MB in the end (delta: -685.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:28,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:28,002 INFO L168 Benchmark]: Boogie Preprocessor took 106.03 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:28,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1589.03 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 962.4 MB in the end (delta: -685.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.03 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...