./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe031_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/safe031_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 7c30476d1682206df73cf5af0c4070fb5370606d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe031_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 7c30476d1682206df73cf5af0c4070fb5370606d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:38:15,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:15,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:15,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:15,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:15,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:15,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:15,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:15,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:15,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:15,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:15,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:15,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:15,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:15,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:15,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:15,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:15,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:15,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:15,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:15,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:15,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:15,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:15,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:15,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:15,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:15,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:15,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:15,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:15,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:15,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:15,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:15,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:15,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:15,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:15,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:16,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:16,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:16,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:16,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:16,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:16,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:38:16,045 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:16,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:16,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:16,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:16,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:16,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:16,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:16,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:38:16,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:16,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:16,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:16,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:16,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:16,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:16,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:16,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:16,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:16,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:16,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:16,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:16,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:16,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:16,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:16,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:16,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:16,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:38:16,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:38:16,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:16,070 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 -> 7c30476d1682206df73cf5af0c4070fb5370606d [2019-11-27 16:38:16,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:16,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:16,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:16,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:16,692 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:16,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe031_power.oepc.i [2019-11-27 16:38:16,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e12d87db/94c64bc491e24f26b93c552367c79dbd/FLAGba9cf4be9 [2019-11-27 16:38:18,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:18,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe031_power.oepc.i [2019-11-27 16:38:18,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e12d87db/94c64bc491e24f26b93c552367c79dbd/FLAGba9cf4be9 [2019-11-27 16:38:18,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e12d87db/94c64bc491e24f26b93c552367c79dbd [2019-11-27 16:38:18,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:18,195 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:18,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:18,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:18,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:18,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:18" (1/1) ... [2019-11-27 16:38:18,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:18, skipping insertion in model container [2019-11-27 16:38:18,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:18" (1/1) ... [2019-11-27 16:38:18,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:18,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:19,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:19,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:19,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:19,822 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:19,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19 WrapperNode [2019-11-27 16:38:19,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:19,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:19,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:19,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:19,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:19,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:19,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:19,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:19,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:19,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:19,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:19,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:19,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:19,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:20,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:20,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:20,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:19" (1/1) ... [2019-11-27 16:38:20,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:20,070 INFO L168 Benchmark]: Toolchain (without parser) took 1859.09 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 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:20,075 INFO L168 Benchmark]: CDTParser took 0.36 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 16:38:20,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1620.74 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:20,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.55 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:20,087 INFO L168 Benchmark]: Boogie Preprocessor took 92.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:20,093 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1620.74 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.55 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.82 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:38:23,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:23,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:23,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:23,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:23,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:23,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:23,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:23,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:23,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:23,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:23,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:23,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:23,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:23,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:23,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:23,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:23,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:23,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:24,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:24,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:24,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:24,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:24,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:24,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:24,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:24,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:24,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:24,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:24,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:24,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:24,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:24,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:24,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:24,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:24,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:24,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:24,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:24,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:24,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:24,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:24,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:38:24,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:24,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:24,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:24,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:24,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:24,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:24,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:24,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:24,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:24,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:24,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:24,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:24,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:38:24,122 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:38:24,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:24,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:24,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:24,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:24,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:24,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:24,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:24,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:24,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:24,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:24,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:24,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:24,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:38:24,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:38:24,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:24,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:38:24,134 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 -> 7c30476d1682206df73cf5af0c4070fb5370606d [2019-11-27 16:38:24,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:24,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:24,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:24,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:24,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:24,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe031_power.oepc.i [2019-11-27 16:38:24,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4ebb4986/76c1873071124bf6ac3f590f9851d13c/FLAG8a343f9ba [2019-11-27 16:38:26,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:26,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe031_power.oepc.i [2019-11-27 16:38:26,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4ebb4986/76c1873071124bf6ac3f590f9851d13c/FLAG8a343f9ba [2019-11-27 16:38:26,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4ebb4986/76c1873071124bf6ac3f590f9851d13c [2019-11-27 16:38:26,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:26,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:26,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:26,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:26,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:26,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:26" (1/1) ... [2019-11-27 16:38:26,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:26, skipping insertion in model container [2019-11-27 16:38:26,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:26" (1/1) ... [2019-11-27 16:38:26,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:26,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:27,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:27,927 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:28,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:28,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:28,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28 WrapperNode [2019-11-27 16:38:28,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:28,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:28,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:28,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:28,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:28,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:28,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:28,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:28,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:28" (1/1) ... [2019-11-27 16:38:28,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:28,538 INFO L168 Benchmark]: Toolchain (without parser) took 1736.11 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:28,539 INFO L168 Benchmark]: CDTParser took 0.42 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 16:38:28,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1458.36 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 968.1 MB in the end (delta: -713.4 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:28,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.63 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:28,555 INFO L168 Benchmark]: Boogie Preprocessor took 114.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:28,574 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1458.36 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 968.1 MB in the end (delta: -713.4 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.63 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...