./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe008_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/safe008_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 1cab4ceea0126be7a5379a9e32896660842c307a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_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 1cab4ceea0126be7a5379a9e32896660842c307a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:14:47,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:14:47,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:14:47,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:14:47,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:14:47,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:14:47,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:14:47,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:14:47,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:14:47,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:14:47,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:14:47,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:14:47,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:14:47,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:14:47,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:14:47,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:14:47,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:14:47,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:14:47,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:14:47,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:14:47,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:14:47,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:14:47,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:14:47,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:14:47,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:14:47,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:14:47,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:14:47,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:14:47,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:14:47,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:14:47,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:14:47,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:14:47,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:14:47,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:14:47,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:14:47,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:14:47,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:14:47,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:14:47,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:14:47,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:14:47,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:14:47,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:14:47,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:14:47,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:14:47,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:14:47,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:14:47,927 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:14:47,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:14:47,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:14:47,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:14:47,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:14:47,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:14:47,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:14:47,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:14:47,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:14:47,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:14:47,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:14:47,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:14:47,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:14:47,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:14:47,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:14:47,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:14:47,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:14:47,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:14:47,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:14:47,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:14:47,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:14:47,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:14:47,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:14:47,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:14:47,943 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 -> 1cab4ceea0126be7a5379a9e32896660842c307a [2019-11-27 10:14:48,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:14:48,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:14:48,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:14:48,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:14:48,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:14:48,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_rmo.opt.i [2019-11-27 10:14:48,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7b22c28/5bf1f31c72d548988fd1fb942e6d312f/FLAGa00b2f6b4 [2019-11-27 10:14:50,005 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:14:50,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_rmo.opt.i [2019-11-27 10:14:50,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7b22c28/5bf1f31c72d548988fd1fb942e6d312f/FLAGa00b2f6b4 [2019-11-27 10:14:50,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c7b22c28/5bf1f31c72d548988fd1fb942e6d312f [2019-11-27 10:14:50,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:14:50,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:14:50,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:14:50,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:14:50,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:14:50,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:14:50" (1/1) ... [2019-11-27 10:14:50,126 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 27.11 10:14:50, skipping insertion in model container [2019-11-27 10:14:50,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:14:50" (1/1) ... [2019-11-27 10:14:50,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:14:50,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:14:51,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:14:51,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:14:51,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:14:51,781 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:14:51,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51 WrapperNode [2019-11-27 10:14:51,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:14:51,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:14:51,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:14:51,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:14:51,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:51,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:51,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:14:51,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:14:51,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:14:51,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:14:51,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:51,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:14:51" (1/1) ... [2019-11-27 10:14:52,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:14:52,107 INFO L168 Benchmark]: Toolchain (without parser) took 2001.50 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 960.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:14:52,114 INFO L168 Benchmark]: CDTParser took 3.01 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 10:14:52,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1677.09 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 966.6 MB in the end (delta: 802.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:14:52,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:14:52,124 INFO L168 Benchmark]: Boogie Preprocessor took 119.13 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:14:52,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 1677.09 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 966.6 MB in the end (delta: 802.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.37 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.13 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 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 10:14:55,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:14:55,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:14:56,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:14:56,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:14:56,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:14:56,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:14:56,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:14:56,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:14:56,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:14:56,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:14:56,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:14:56,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:14:56,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:14:56,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:14:56,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:14:56,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:14:56,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:14:56,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:14:56,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:14:56,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:14:56,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:14:56,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:14:56,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:14:56,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:14:56,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:14:56,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:14:56,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:14:56,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:14:56,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:14:56,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:14:56,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:14:56,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:14:56,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:14:56,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:14:56,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:14:56,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:14:56,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:14:56,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:14:56,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:14:56,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:14:56,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:14:56,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:14:56,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:14:56,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:14:56,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:14:56,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:14:56,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:14:56,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:14:56,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:14:56,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:14:56,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:14:56,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:14:56,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:14:56,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:14:56,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:14:56,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:14:56,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:14:56,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:14:56,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:14:56,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:14:56,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:14:56,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:14:56,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:14:56,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:14:56,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:14:56,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:14:56,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:14:56,218 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:14:56,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:14:56,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:14:56,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:14:56,222 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 -> 1cab4ceea0126be7a5379a9e32896660842c307a [2019-11-27 10:14:56,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:14:56,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:14:56,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:14:56,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:14:56,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:14:56,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_rmo.opt.i [2019-11-27 10:14:57,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28303b572/12ff120174d34109bbe352b8096abf31/FLAG7ba58c655 [2019-11-27 10:14:58,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:14:58,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_rmo.opt.i [2019-11-27 10:14:58,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28303b572/12ff120174d34109bbe352b8096abf31/FLAG7ba58c655 [2019-11-27 10:14:58,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28303b572/12ff120174d34109bbe352b8096abf31 [2019-11-27 10:14:58,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:14:58,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:14:58,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:14:58,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:14:58,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:14:58,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:14:58" (1/1) ... [2019-11-27 10:14:58,432 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 27.11 10:14:58, skipping insertion in model container [2019-11-27 10:14:58,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:14:58" (1/1) ... [2019-11-27 10:14:58,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:14:58,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:14:59,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:14:59,704 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:14:59,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:00,105 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:00,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00 WrapperNode [2019-11-27 10:15:00,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:00,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:00,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:00,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:00,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:00,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:00,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:00,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:00,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:00" (1/1) ... [2019-11-27 10:15:00,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:15:00,411 INFO L168 Benchmark]: Toolchain (without parser) took 1996.04 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. [2019-11-27 10:15:00,412 INFO L168 Benchmark]: CDTParser took 0.41 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 10:15:00,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1694.39 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. [2019-11-27 10:15:00,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.56 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. [2019-11-27 10:15:00,437 INFO L168 Benchmark]: Boogie Preprocessor took 124.37 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. [2019-11-27 10:15:00,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1694.39 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 170.56 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 124.37 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...