./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_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/safe021_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 ea9984fbf71bf5b7c3727b1cdfb6cadae73cb035 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/safe021_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 ea9984fbf71bf5b7c3727b1cdfb6cadae73cb035 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:33:58,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:58,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:58,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:58,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:58,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:58,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:58,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:58,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:58,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:58,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:58,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:58,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:58,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:58,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:58,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:58,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:58,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:58,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:58,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:58,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:58,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:58,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:58,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:58,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:58,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:58,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:58,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:58,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:58,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:58,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:58,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:58,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:58,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:58,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:58,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:58,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:58,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:58,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:58,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:58,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:58,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:33:58,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:58,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:58,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:58,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:58,866 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:58,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:58,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:58,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:33:58,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:58,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:58,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:58,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:58,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:58,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:58,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:58,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:58,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:58,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:58,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:58,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:58,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:58,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:58,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:58,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:58,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:58,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:58,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:33:58,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:33:58,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:58,881 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 -> ea9984fbf71bf5b7c3727b1cdfb6cadae73cb035 [2019-11-24 21:33:59,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:59,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:59,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:59,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:59,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:59,445 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.opt.i [2019-11-24 21:33:59,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa840847/594db1c041394c15a3afbaeb72e7885b/FLAG02c90806f [2019-11-24 21:34:00,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:34:00,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.opt.i [2019-11-24 21:34:00,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa840847/594db1c041394c15a3afbaeb72e7885b/FLAG02c90806f [2019-11-24 21:34:01,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa840847/594db1c041394c15a3afbaeb72e7885b [2019-11-24 21:34:01,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:34:01,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:34:01,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:01,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:34:01,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:34:01,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:01" (1/1) ... [2019-11-24 21:34:01,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76576ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:01, skipping insertion in model container [2019-11-24 21:34:01,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:01" (1/1) ... [2019-11-24 21:34:01,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:34:01,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:02,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:02,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:02,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:02,894 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:02,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02 WrapperNode [2019-11-24 21:34:02,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:02,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:02,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:02,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:02,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:03,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:03,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:03,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:03,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:03,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:03,168 INFO L168 Benchmark]: Toolchain (without parser) took 1898.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 962.3 MB in the end (delta: -659.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:03,170 INFO L168 Benchmark]: CDTParser took 1.00 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 21:34:03,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1627.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 968.0 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:03,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.94 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:03,183 INFO L168 Benchmark]: Boogie Preprocessor took 109.44 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. [2019-11-24 21:34:03,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 1627.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 968.0 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.94 ms. Allocated memory is still 1.0 GB. Free memory is still 968.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.44 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. 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 21:34:07,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:34:07,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:34:07,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:34:07,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:34:07,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:34:07,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:34:07,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:34:07,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:34:07,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:34:07,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:34:07,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:34:07,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:34:07,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:34:07,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:34:07,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:34:07,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:34:07,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:34:07,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:34:07,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:34:07,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:34:07,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:34:07,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:34:07,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:34:07,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:34:07,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:34:07,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:34:07,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:34:07,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:34:07,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:34:07,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:34:07,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:34:07,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:34:07,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:34:07,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:34:07,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:34:07,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:34:07,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:34:07,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:34:07,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:34:07,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:34:07,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:34:07,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:34:07,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:34:07,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:34:07,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:34:07,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:34:07,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:34:07,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:34:07,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:34:07,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:34:07,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:34:07,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:34:07,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:34:07,271 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:34:07,272 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:34:07,272 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:34:07,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:34:07,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:34:07,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:34:07,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:34:07,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:34:07,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:34:07,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:34:07,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:34:07,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:34:07,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:34:07,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:34:07,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:34:07,279 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:34:07,279 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:34:07,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:34:07,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:34:07,284 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 -> ea9984fbf71bf5b7c3727b1cdfb6cadae73cb035 [2019-11-24 21:34:07,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:34:07,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:34:07,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:34:07,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:34:07,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:34:07,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_power.opt.i [2019-11-24 21:34:08,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3a2fd5b/c08766c58c2e4b5d8ee9e5144a92da92/FLAG7b37daa4e [2019-11-24 21:34:09,276 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:34:09,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_power.opt.i [2019-11-24 21:34:09,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3a2fd5b/c08766c58c2e4b5d8ee9e5144a92da92/FLAG7b37daa4e [2019-11-24 21:34:09,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3a2fd5b/c08766c58c2e4b5d8ee9e5144a92da92 [2019-11-24 21:34:09,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:34:09,352 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:34:09,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:09,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:34:09,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:34:09,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:09" (1/1) ... [2019-11-24 21:34:09,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:09, skipping insertion in model container [2019-11-24 21:34:09,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:09" (1/1) ... [2019-11-24 21:34:09,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:34:09,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:10,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:10,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:10,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:11,091 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:11,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11 WrapperNode [2019-11-24 21:34:11,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:11,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:11,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:11,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:11,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:11,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:11,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:11,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:11,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:11" (1/1) ... [2019-11-24 21:34:11,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:11,395 INFO L168 Benchmark]: Toolchain (without parser) took 2037.99 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:11,397 INFO L168 Benchmark]: CDTParser took 0.32 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 21:34:11,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1721.60 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: 686.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:11,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.61 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 21:34:11,421 INFO L168 Benchmark]: Boogie Preprocessor took 123.85 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:11,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1721.60 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: 686.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.61 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 123.85 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...