./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe008_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/safe008_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 d04ba6e80c9f8fef6c7718b88aecbd0204c5adf9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe008_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 d04ba6e80c9f8fef6c7718b88aecbd0204c5adf9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:19:39,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:19:39,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:19:39,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:19:39,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:19:39,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:19:39,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:19:39,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:19:39,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:19:39,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:19:39,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:19:39,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:19:39,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:19:39,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:19:39,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:19:39,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:19:39,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:19:39,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:19:39,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:19:39,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:19:39,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:19:39,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:19:39,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:19:39,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:19:39,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:19:39,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:19:39,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:19:39,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:19:39,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:19:39,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:19:39,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:19:39,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:19:39,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:19:39,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:19:39,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:19:39,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:19:39,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:19:39,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:19:39,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:19:39,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:19:39,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:19:39,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:19:39,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:19:39,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:19:39,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:19:39,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:19:39,577 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:19:39,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:19:39,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:19:39,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:19:39,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:19:39,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:19:39,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:19:39,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:19:39,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:19:39,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:19:39,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:19:39,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:19:39,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:19:39,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:19:39,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:19:39,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:19:39,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:19:39,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:19:39,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:19:39,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:19:39,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:19:39,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:19:39,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:19:39,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:19:39,594 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 -> d04ba6e80c9f8fef6c7718b88aecbd0204c5adf9 [2019-11-25 23:19:40,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:19:40,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:19:40,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:19:40,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:19:40,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:19:40,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_power.oepc.i [2019-11-25 23:19:40,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3b91165/fff3dadfe10a4c329982398c14ca7704/FLAGe07463a60 [2019-11-25 23:19:41,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:19:41,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_power.oepc.i [2019-11-25 23:19:41,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3b91165/fff3dadfe10a4c329982398c14ca7704/FLAGe07463a60 [2019-11-25 23:19:41,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e3b91165/fff3dadfe10a4c329982398c14ca7704 [2019-11-25 23:19:41,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:19:41,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:19:41,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:19:41,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:19:41,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:19:41,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:19:41" (1/1) ... [2019-11-25 23:19:41,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:41, skipping insertion in model container [2019-11-25 23:19:41,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:19:41" (1/1) ... [2019-11-25 23:19:41,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:19:41,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:19:42,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:19:42,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:19:43,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:19:43,376 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:19:43,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43 WrapperNode [2019-11-25 23:19:43,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:19:43,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:19:43,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:19:43,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:19:43,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:19:43,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:19:43,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:19:43,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:19:43,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:43" (1/1) ... [2019-11-25 23:19:43,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:19:43,686 INFO L168 Benchmark]: Toolchain (without parser) took 1967.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:19:43,690 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:19:43,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1666.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 680.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:19:43,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.31 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 23:19:43,710 INFO L168 Benchmark]: Boogie Preprocessor took 104.51 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 23:19:43,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1666.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 680.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.31 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 104.51 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:19:47,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:19:47,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:19:47,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:19:47,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:19:47,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:19:47,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:19:47,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:19:47,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:19:47,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:19:47,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:19:47,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:19:47,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:19:47,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:19:47,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:19:47,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:19:47,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:19:47,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:19:47,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:19:47,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:19:47,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:19:47,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:19:47,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:19:47,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:19:47,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:19:47,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:19:47,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:19:47,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:19:47,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:19:47,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:19:47,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:19:47,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:19:47,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:19:47,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:19:47,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:19:47,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:19:47,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:19:47,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:19:47,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:19:47,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:19:47,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:19:47,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:19:47,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:19:47,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:19:47,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:19:47,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:19:47,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:19:47,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:19:47,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:19:47,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:19:47,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:19:47,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:19:47,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:19:47,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:19:47,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:19:47,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:19:47,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:19:47,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:19:47,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:19:47,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:19:47,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:19:47,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:19:47,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:19:47,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:19:47,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:19:47,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:19:47,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:19:47,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:19:47,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:19:47,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:19:47,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:19:47,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:19:47,962 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 -> d04ba6e80c9f8fef6c7718b88aecbd0204c5adf9 [2019-11-25 23:19:48,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:19:48,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:19:48,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:19:48,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:19:48,591 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:19:48,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_power.oepc.i [2019-11-25 23:19:48,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370a11d3d/e62ecb0861274a66b7174240d652a63f/FLAG0df24e776 [2019-11-25 23:19:49,994 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:19:49,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_power.oepc.i [2019-11-25 23:19:50,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370a11d3d/e62ecb0861274a66b7174240d652a63f/FLAG0df24e776 [2019-11-25 23:19:50,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370a11d3d/e62ecb0861274a66b7174240d652a63f [2019-11-25 23:19:50,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:19:50,092 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:19:50,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:19:50,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:19:50,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:19:50,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:19:50" (1/1) ... [2019-11-25 23:19:50,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:50, skipping insertion in model container [2019-11-25 23:19:50,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:19:50" (1/1) ... [2019-11-25 23:19:50,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:19:50,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:19:51,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:19:51,355 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:19:51,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:19:51,707 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:19:51,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51 WrapperNode [2019-11-25 23:19:51,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:19:51,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:19:51,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:19:51,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:19:51,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:19:51,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:19:51,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:19:51,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:19:51,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:51,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:52,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:52,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:19:51" (1/1) ... [2019-11-25 23:19:52,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:19:52,046 INFO L168 Benchmark]: Toolchain (without parser) took 1948.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 955.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:19:52,047 INFO L168 Benchmark]: CDTParser took 2.37 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 23:19:52,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1615.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:19:52,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.23 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 23:19:52,067 INFO L168 Benchmark]: Boogie Preprocessor took 115.30 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 23:19:52,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 1615.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.23 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 115.30 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...