./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe020_tso.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 292c8310df31104212c78575bcccd1c085aba02b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe020_tso.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 292c8310df31104212c78575bcccd1c085aba02b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:20:39,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:39,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:39,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:39,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:39,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:39,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:39,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:39,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:39,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:39,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:39,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:39,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:39,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:39,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:39,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:39,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:39,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:39,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:39,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:39,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:39,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:39,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:39,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:39,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:39,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:39,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:39,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:39,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:39,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:39,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:39,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:39,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:39,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:39,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:39,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:39,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:39,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:39,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:39,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:39,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:39,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:20:39,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:39,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:39,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:39,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:39,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:39,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:39,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:39,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:20:39,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:39,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:39,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:39,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:39,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:39,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:39,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:39,877 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:39,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:39,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:39,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:39,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:39,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:39,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:39,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:39,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:39,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:39,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:20:39,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:20:39,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:39,886 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 -> 292c8310df31104212c78575bcccd1c085aba02b [2019-11-25 23:20:40,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:40,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:40,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:40,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:40,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:40,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_tso.opt.i [2019-11-25 23:20:40,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7625bb3fe/8607db9f20094c9da8f24321f9d743d6/FLAGae06b8356 [2019-11-25 23:20:41,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:41,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_tso.opt.i [2019-11-25 23:20:42,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7625bb3fe/8607db9f20094c9da8f24321f9d743d6/FLAGae06b8356 [2019-11-25 23:20:42,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7625bb3fe/8607db9f20094c9da8f24321f9d743d6 [2019-11-25 23:20:42,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:42,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:42,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:42,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:42,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:42,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2019-11-25 23:20:42,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:42, skipping insertion in model container [2019-11-25 23:20:42,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2019-11-25 23:20:42,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:42,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:43,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:43,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:43,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:43,644 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:43,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43 WrapperNode [2019-11-25 23:20:43,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:43,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:43,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:43,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:43,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:43,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,904 INFO L168 Benchmark]: Toolchain (without parser) took 1830.01 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:43,908 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:43,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1572.33 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,918 INFO L168 Benchmark]: Boogie Preprocessor took 97.11 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:43,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 1572.33 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.11 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:20:47,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:47,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:47,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:47,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:47,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:48,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:48,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:48,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:48,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:48,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:48,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:48,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:48,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:48,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:48,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:48,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:48,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:48,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:48,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:48,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:48,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:48,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:48,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:48,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:48,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:48,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:48,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:48,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:48,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:48,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:48,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:48,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:48,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:48,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:48,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:48,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:48,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:48,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:48,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:48,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:48,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:20:48,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:48,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:48,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:48,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:48,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:48,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:48,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:48,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:48,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:48,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:48,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:48,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:48,208 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:20:48,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:20:48,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:48,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:48,210 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:48,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:48,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:48,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:48,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:48,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:48,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:48,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:48,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:48,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:48,218 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:20:48,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:20:48,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:48,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:20:48,221 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 -> 292c8310df31104212c78575bcccd1c085aba02b [2019-11-25 23:20:48,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:48,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:48,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:48,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:48,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:48,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_tso.opt.i [2019-11-25 23:20:49,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63221193c/04b908138be2453e9e01d80c74a0e2bb/FLAG99696820c [2019-11-25 23:20:50,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:50,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_tso.opt.i [2019-11-25 23:20:50,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63221193c/04b908138be2453e9e01d80c74a0e2bb/FLAG99696820c [2019-11-25 23:20:50,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63221193c/04b908138be2453e9e01d80c74a0e2bb [2019-11-25 23:20:50,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:50,354 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:50,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:50,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:50,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:50,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:50" (1/1) ... [2019-11-25 23:20:50,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:50, skipping insertion in model container [2019-11-25 23:20:50,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:50" (1/1) ... [2019-11-25 23:20:50,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:50,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:51,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:51,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:51,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:51,793 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:51,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51 WrapperNode [2019-11-25 23:20:51,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:51,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:51,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:51,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:51,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:51,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:51,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:51,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:51,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:51" (1/1) ... [2019-11-25 23:20:51,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:51,998 INFO L168 Benchmark]: Toolchain (without parser) took 1629.09 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:51,999 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. [2019-11-25 23:20:52,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1432.36 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:52,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.95 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:52,014 INFO L168 Benchmark]: Boogie Preprocessor took 76.33 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:52,021 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 1432.36 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.95 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.33 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 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...