./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/safe021_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 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/safe021_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:20:39,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:39,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:39,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:39,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:39,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:39,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:39,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:39,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:39,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:39,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:39,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:39,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:39,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:39,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:39,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:39,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:39,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:39,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:39,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:39,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:39,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:39,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:39,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:39,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:39,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:39,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:39,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:39,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:39,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:39,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:39,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:39,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:39,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:39,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:39,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:39,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:39,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:39,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:39,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:39,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:39,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:20:39,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:39,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:39,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:39,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:39,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:39,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:39,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:39,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:20:39,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:39,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:39,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:39,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:39,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:39,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:39,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:39,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:39,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:39,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:39,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:39,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:39,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:39,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:39,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:39,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:39,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:39,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:20:39,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:20:39,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:39,678 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 -> 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 [2019-11-25 23:20:40,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:40,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:40,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:40,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:40,348 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:40,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-25 23:20:40,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2e2cbeb/905468eb55334bea808318b807e49281/FLAGfe798f9c2 [2019-11-25 23:20:41,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:41,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-25 23:20:41,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2e2cbeb/905468eb55334bea808318b807e49281/FLAGfe798f9c2 [2019-11-25 23:20:41,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2e2cbeb/905468eb55334bea808318b807e49281 [2019-11-25 23:20:41,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:41,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:41,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:41,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:41,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:41,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:41" (1/1) ... [2019-11-25 23:20:41,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:41, skipping insertion in model container [2019-11-25 23:20:41,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:41" (1/1) ... [2019-11-25 23:20:41,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:41,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:42,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:42,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:43,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:43,355 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:43,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43 WrapperNode [2019-11-25 23:20:43,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:43,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:43,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:43,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:43,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:43,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,641 INFO L168 Benchmark]: Toolchain (without parser) took 1768.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,642 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-25 23:20:43,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1497.23 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 966.8 MB in the end (delta: 636.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:43,647 INFO L168 Benchmark]: Boogie Preprocessor took 112.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 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. [2019-11-25 23:20:43,660 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1497.23 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 966.8 MB in the end (delta: 636.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:20:47,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:47,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:47,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:47,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:47,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:47,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:47,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:47,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:47,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:47,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:47,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:47,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:47,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:47,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:47,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:47,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:47,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:47,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:47,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:47,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:47,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:47,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:47,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:47,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:47,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:47,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:47,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:47,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:47,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:47,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:47,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:47,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:47,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:47,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:47,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:47,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:47,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:47,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:47,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:47,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:47,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:20:47,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:47,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:47,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:47,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:47,686 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:47,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:47,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:47,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:47,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:47,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:47,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:47,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:47,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:20:47,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:20:47,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:47,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:47,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:47,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:47,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:47,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:47,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:47,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:47,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:47,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:47,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:47,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:47,698 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:20:47,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:20:47,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:47,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:20:47,700 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 0a0477737bb0156e2d4eb4c0a78a7e6e338f6bf0 [2019-11-25 23:20:48,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:48,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:48,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:48,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:48,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:48,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-25 23:20:48,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed5b5b11/b4b5a0deb1e94f8ea56376665f5bfa34/FLAGf2bd7ca6c [2019-11-25 23:20:49,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:49,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.oepc.i [2019-11-25 23:20:49,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed5b5b11/b4b5a0deb1e94f8ea56376665f5bfa34/FLAGf2bd7ca6c [2019-11-25 23:20:49,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed5b5b11/b4b5a0deb1e94f8ea56376665f5bfa34 [2019-11-25 23:20:49,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:49,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:49,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:49,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:49,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:49,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:49" (1/1) ... [2019-11-25 23:20:49,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7825ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:49, skipping insertion in model container [2019-11-25 23:20:49,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:49" (1/1) ... [2019-11-25 23:20:49,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:49,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:51,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:51,094 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:51,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:51,480 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:51,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51 WrapperNode [2019-11-25 23:20:51,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:51,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:51,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:51,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:51,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:51,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:51,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:51,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:51,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:51,775 INFO L168 Benchmark]: Toolchain (without parser) took 1973.22 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 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:51,783 INFO L168 Benchmark]: CDTParser took 2.80 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. [2019-11-25 23:20:51,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.58 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 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:51,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.00 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:51,799 INFO L168 Benchmark]: Boogie Preprocessor took 120.36 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:51,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 1669.58 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 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.00 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.36 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 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...