./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3e111fdc2d0cf6f8a0be0b06df973a189a90beb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/safe023_rmo.opt.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 b3e111fdc2d0cf6f8a0be0b06df973a189a90beb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:15:55,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:55,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:55,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:55,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:55,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:55,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:55,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:55,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:55,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:55,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:55,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:55,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:55,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:55,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:55,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:55,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:55,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:55,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:55,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:55,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:55,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:55,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:55,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:55,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:55,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:55,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:55,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:55,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:55,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:55,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:55,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:55,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:55,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:55,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:55,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:55,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:55,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:55,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:55,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:55,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:55,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:15:55,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:55,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:55,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:55,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:55,743 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:55,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:55,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:55,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:15:55,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:55,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:55,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:55,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:55,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:55,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:55,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:55,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:55,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:55,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:55,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:55,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:55,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:55,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:55,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:55,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:55,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:55,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:15:55,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:15:55,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:55,759 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 -> b3e111fdc2d0cf6f8a0be0b06df973a189a90beb [2019-11-27 10:15:56,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:56,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:56,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:56,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:56,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:56,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-27 10:15:56,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36a16621/8816502276cf41a6869cb1ce8f85e147/FLAGc938b881e [2019-11-27 10:15:57,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:15:57,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-27 10:15:57,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36a16621/8816502276cf41a6869cb1ce8f85e147/FLAGc938b881e [2019-11-27 10:15:57,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d36a16621/8816502276cf41a6869cb1ce8f85e147 [2019-11-27 10:15:57,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:15:57,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:15:57,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:57,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:15:57,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:15:57,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:57" (1/1) ... [2019-11-27 10:15:57,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:57, skipping insertion in model container [2019-11-27 10:15:57,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:57" (1/1) ... [2019-11-27 10:15:57,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:15:58,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:15:59,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:59,373 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:15:59,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:59,763 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:59,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59 WrapperNode [2019-11-27 10:15:59,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:59,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:59,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:59,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:59,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:15:59,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:15:59,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:59,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:59,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:59,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:59,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:15:59,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:15:59,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:15:59,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:16:00,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:16:00,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:16:00,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:59" (1/1) ... [2019-11-27 10:16:00,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:00,109 INFO L168 Benchmark]: Toolchain (without parser) took 2203.63 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 949.5 MB in the end (delta: 17.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:00,113 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 10:16:00,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1861.99 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 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:00,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.51 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:00,122 INFO L168 Benchmark]: Boogie Preprocessor took 148.71 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:00,133 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1861.99 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 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.51 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.71 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 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-da95e15 [2019-11-27 10:16:03,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:03,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:03,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:04,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:04,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:04,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:04,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:04,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:04,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:04,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:04,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:04,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:04,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:04,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:04,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:04,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:04,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:04,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:04,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:04,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:04,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:04,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:04,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:04,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:04,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:04,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:04,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:04,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:04,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:04,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:04,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:04,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:04,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:04,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:04,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:04,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:04,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:04,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:04,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:04,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:04,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:16:04,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:04,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:04,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:04,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:04,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:04,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:04,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:04,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:04,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:04,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:04,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:04,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:04,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:16:04,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:16:04,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:04,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:04,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:04,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:04,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:04,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:04,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:04,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:04,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:04,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:04,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:04,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:04,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:16:04,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:16:04,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:04,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:16:04,216 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 -> b3e111fdc2d0cf6f8a0be0b06df973a189a90beb [2019-11-27 10:16:04,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:04,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:04,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:04,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:04,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:04,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-27 10:16:04,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ed5bd97/b0594cf748614072833465aa4a413428/FLAG1855e2671 [2019-11-27 10:16:06,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:06,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe023_rmo.opt.i [2019-11-27 10:16:06,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ed5bd97/b0594cf748614072833465aa4a413428/FLAG1855e2671 [2019-11-27 10:16:06,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ed5bd97/b0594cf748614072833465aa4a413428 [2019-11-27 10:16:06,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:06,354 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:06,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:06,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:06,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:06,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:06" (1/1) ... [2019-11-27 10:16:06,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f614e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:06, skipping insertion in model container [2019-11-27 10:16:06,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:06" (1/1) ... [2019-11-27 10:16:06,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:06,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:07,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:07,785 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:07,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:08,189 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:08,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08 WrapperNode [2019-11-27 10:16:08,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:08,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:08,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:08,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:08,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:08,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:08,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:08,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:08,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:08,570 INFO L168 Benchmark]: Toolchain (without parser) took 2210.88 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 945.2 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:08,571 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 10:16:08,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1834.99 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 950.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:08,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.83 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:08,584 INFO L168 Benchmark]: Boogie Preprocessor took 156.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:08,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1834.99 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 950.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.83 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...