./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_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 588a30acba3f04eefe4a70ef6173b1787da1fc35 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 588a30acba3f04eefe4a70ef6173b1787da1fc35 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:33:51,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:51,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:51,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:51,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:51,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:51,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:51,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:51,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:51,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:51,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:51,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:51,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:51,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:51,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:51,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:51,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:51,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:51,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:51,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:51,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:51,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:51,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:51,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:51,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:51,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:51,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:51,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:51,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:51,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:51,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:51,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:51,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:51,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:51,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:51,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:51,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:51,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:51,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:51,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:51,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:51,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:33:51,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:51,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:51,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:51,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:51,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:51,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:51,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:51,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:33:51,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:51,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:51,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:51,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:51,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:51,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:51,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:51,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:51,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:51,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:51,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:51,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:51,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:51,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:51,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:51,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:51,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:51,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:51,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:33:51,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:33:51,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:51,920 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 -> 588a30acba3f04eefe4a70ef6173b1787da1fc35 [2019-11-24 21:33:52,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:52,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:52,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:52,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:52,395 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:52,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-24 21:33:52,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec22318f6/d421973ee83d4a4689958b5152476eb1/FLAGaf3f28893 [2019-11-24 21:33:53,380 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:33:53,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-24 21:33:53,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec22318f6/d421973ee83d4a4689958b5152476eb1/FLAGaf3f28893 [2019-11-24 21:33:53,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec22318f6/d421973ee83d4a4689958b5152476eb1 [2019-11-24 21:33:53,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:33:53,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:33:53,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:53,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:33:53,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:33:53,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:53" (1/1) ... [2019-11-24 21:33:53,562 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 24.11 09:33:53, skipping insertion in model container [2019-11-24 21:33:53,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:53" (1/1) ... [2019-11-24 21:33:53,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:33:53,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:33:54,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:54,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:33:54,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:54,783 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:33:54,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54 WrapperNode [2019-11-24 21:33:54,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:54,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:54,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:33:54,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:33:54,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:54,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:33:54,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:33:54,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:33:54,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:54,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:55,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:55,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:54" (1/1) ... [2019-11-24 21:33:55,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:33:55,042 INFO L168 Benchmark]: Toolchain (without parser) took 1499.17 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:55,048 INFO L168 Benchmark]: CDTParser took 3.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:33:55,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1242.94 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 961.0 MB in the end (delta: 707.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:55,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:55,056 INFO L168 Benchmark]: Boogie Preprocessor took 107.88 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:55,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1242.94 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 961.0 MB in the end (delta: 707.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.60 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.88 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:33:57,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:57,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:57,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:57,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:57,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:57,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:57,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:57,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:57,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:57,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:57,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:57,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:57,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:57,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:57,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:57,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:57,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:57,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:57,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:57,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:57,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:57,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:57,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:57,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:57,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:57,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:57,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:57,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:57,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:57,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:57,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:57,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:57,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:57,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:57,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:57,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:57,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:57,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:57,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:57,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:57,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:33:57,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:57,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:57,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:57,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:57,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:57,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:57,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:57,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:57,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:57,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:57,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:57,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:57,934 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:57,934 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:33:57,935 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:33:57,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:57,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:57,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:57,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:57,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:57,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:57,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:57,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:57,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:57,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:57,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:57,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:57,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:33:57,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:33:57,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:57,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:33:57,942 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 -> 588a30acba3f04eefe4a70ef6173b1787da1fc35 [2019-11-24 21:33:58,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:58,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:58,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:58,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:58,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:58,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-24 21:33:58,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0367f9c/c874d394d2da4035a37649d421ff2714/FLAG1f54e1fc8 [2019-11-24 21:33:59,375 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:33:59,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-24 21:33:59,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0367f9c/c874d394d2da4035a37649d421ff2714/FLAG1f54e1fc8 [2019-11-24 21:33:59,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae0367f9c/c874d394d2da4035a37649d421ff2714 [2019-11-24 21:33:59,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:33:59,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:33:59,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:59,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:33:59,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:33:59,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:59" (1/1) ... [2019-11-24 21:33:59,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d04ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:59, skipping insertion in model container [2019-11-24 21:33:59,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:59" (1/1) ... [2019-11-24 21:33:59,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:33:59,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:00,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:00,482 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:00,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:00,767 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:00,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00 WrapperNode [2019-11-24 21:34:00,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:00,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:00,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:00,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:00,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:00,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:00,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:00,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:00,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:00,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:00,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:00,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:00,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:00,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:01,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:01,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:01,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:00" (1/1) ... [2019-11-24 21:34:01,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:01,055 INFO L168 Benchmark]: Toolchain (without parser) took 1492.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.2 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:01,056 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 21:34:01,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1210.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:01,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.85 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:01,067 INFO L168 Benchmark]: Boogie Preprocessor took 123.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:01,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1210.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.85 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.29 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...