./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe008_power.opt.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/safe008_power.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 12b0a0d8072c4fd3ae9930be8c06779ae4e78e60 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe008_power.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 12b0a0d8072c4fd3ae9930be8c06779ae4e78e60 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:36:30,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:30,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:30,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:30,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:30,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:30,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:30,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:30,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:30,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:30,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:30,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:30,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:30,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:30,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:30,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:30,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:30,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:30,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:30,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:30,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:30,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:30,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:30,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:30,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:30,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:30,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:30,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:30,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:30,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:30,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:30,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:30,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:30,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:30,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:30,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:30,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:30,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:30,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:30,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:30,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:31,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:36:31,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:31,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:31,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:31,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:31,033 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:31,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:31,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:31,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:36:31,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:31,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:31,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:31,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:31,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:31,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:31,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:31,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:31,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:31,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:31,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:31,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:31,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:31,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:31,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:31,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:31,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:31,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:36:31,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:36:31,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:31,043 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 -> 12b0a0d8072c4fd3ae9930be8c06779ae4e78e60 [2019-11-27 16:36:31,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:31,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:31,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:31,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:31,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:31,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2019-11-27 16:36:31,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18509fd64/e45bc5942fd640a8a076667a832ed953/FLAG65ba48538 [2019-11-27 16:36:32,505 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:32,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2019-11-27 16:36:32,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18509fd64/e45bc5942fd640a8a076667a832ed953/FLAG65ba48538 [2019-11-27 16:36:32,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18509fd64/e45bc5942fd640a8a076667a832ed953 [2019-11-27 16:36:32,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:32,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:32,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:32,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:32,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:32,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:32" (1/1) ... [2019-11-27 16:36:32,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:32, skipping insertion in model container [2019-11-27 16:36:32,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:32" (1/1) ... [2019-11-27 16:36:32,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:32,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:33,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:33,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:33,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:33,870 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:33,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33 WrapperNode [2019-11-27 16:36:33,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:33,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:33,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:33,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:33,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:33,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:33,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:33,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:33,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:33,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:34,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:33" (1/1) ... [2019-11-27 16:36:34,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:34,098 INFO L168 Benchmark]: Toolchain (without parser) took 1421.90 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 962.3 MB in the end (delta: -598.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:34,099 INFO L168 Benchmark]: CDTParser took 0.23 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 16:36:34,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:34,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.43 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:34,105 INFO L168 Benchmark]: Boogie Preprocessor took 101.82 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:34,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1198.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.43 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.82 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:36:36,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:36,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:36,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:36,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:36,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:36,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:36,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:36,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:36,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:36,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:36,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:36,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:36,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:36,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:36,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:36,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:36,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:36,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:36,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:36,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:36,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:36,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:36,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:36,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:36,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:36,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:36,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:36,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:36,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:36,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:36,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:36,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:36,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:36,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:36,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:36,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:36,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:36,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:36,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:36,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:36,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:36:36,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:36,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:36,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:36,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:36,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:36,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:36,965 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:36,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:36,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:36,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:36,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:36,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:36,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:36:36,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:36:36,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:36,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:36,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:36,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:36,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:36,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:36,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:36,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:36,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:36,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:36,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:36,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:36,974 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:36:36,976 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:36:36,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:36,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:36:36,977 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 -> 12b0a0d8072c4fd3ae9930be8c06779ae4e78e60 [2019-11-27 16:36:37,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:37,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:37,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:37,414 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:37,414 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:37,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2019-11-27 16:36:37,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfa7fb58/17e3291b9d804d8da9072f1c8bc8e58c/FLAG0fc6cbf4d [2019-11-27 16:36:38,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:38,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2019-11-27 16:36:38,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfa7fb58/17e3291b9d804d8da9072f1c8bc8e58c/FLAG0fc6cbf4d [2019-11-27 16:36:38,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfa7fb58/17e3291b9d804d8da9072f1c8bc8e58c [2019-11-27 16:36:38,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:38,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:38,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:38,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:38,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:38,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:38" (1/1) ... [2019-11-27 16:36:38,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:38, skipping insertion in model container [2019-11-27 16:36:38,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:38" (1/1) ... [2019-11-27 16:36:38,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:38,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:39,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:39,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:39,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:39,766 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:39,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39 WrapperNode [2019-11-27 16:36:39,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:39,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:39,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:39,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:39,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:39,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:39,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:39,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:39,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:40,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:40,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:40,040 INFO L168 Benchmark]: Toolchain (without parser) took 1475.65 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:40,044 INFO L168 Benchmark]: CDTParser took 1.43 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 16:36:40,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 625.7 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:40,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.21 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 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 16:36:40,050 INFO L168 Benchmark]: Boogie Preprocessor took 118.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:40,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 1196.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 625.7 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.21 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 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 118.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 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...