./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe018_rmo.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 7996bc926d46ec94f4c2295bd56cde7f63f948c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe018_rmo.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 7996bc926d46ec94f4c2295bd56cde7f63f948c6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:37:19,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:19,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:19,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:19,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:19,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:19,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:19,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:19,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:19,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:19,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:19,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:19,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:19,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:19,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:19,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:19,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:19,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:19,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:19,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:19,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:19,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:19,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:19,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:19,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:19,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:19,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:19,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:19,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:19,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:19,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:19,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:19,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:19,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:19,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:19,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:19,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:19,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:19,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:19,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:19,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:19,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:37:19,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:19,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:19,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:19,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:19,267 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:19,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:19,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:19,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:37:19,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:19,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:19,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:19,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:19,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:19,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:19,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:19,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:19,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:19,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:19,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:19,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:19,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:19,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:19,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:19,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:19,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:19,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:37:19,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:37:19,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:19,278 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 -> 7996bc926d46ec94f4c2295bd56cde7f63f948c6 [2019-11-27 16:37:19,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:19,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:19,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:19,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:19,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:19,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2019-11-27 16:37:19,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5b82310/21493b21f8ab4b69b595c9a63c97cab5/FLAG1ee4ef058 [2019-11-27 16:37:20,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:20,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2019-11-27 16:37:20,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5b82310/21493b21f8ab4b69b595c9a63c97cab5/FLAG1ee4ef058 [2019-11-27 16:37:20,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5b82310/21493b21f8ab4b69b595c9a63c97cab5 [2019-11-27 16:37:20,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:20,856 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:20,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:20,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:20,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:20,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:20" (1/1) ... [2019-11-27 16:37:20,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:20, skipping insertion in model container [2019-11-27 16:37:20,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:20" (1/1) ... [2019-11-27 16:37:20,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:20,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:21,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:21,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:37:21,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:22,035 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:37:22,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22 WrapperNode [2019-11-27 16:37:22,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:22,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:22,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:37:22,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:37:22,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:22,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:37:22,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:37:22,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:37:22,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:22" (1/1) ... [2019-11-27 16:37:22,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:37:22,252 INFO L168 Benchmark]: Toolchain (without parser) took 1390.54 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:22,264 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:22,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1181.88 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:22,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.47 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:22,271 INFO L168 Benchmark]: Boogie Preprocessor took 80.83 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:22,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1181.88 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.47 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.83 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:37:24,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:24,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:24,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:24,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:24,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:24,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:24,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:24,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:24,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:24,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:25,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:25,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:25,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:25,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:25,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:25,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:25,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:25,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:25,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:25,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:25,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:25,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:25,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:25,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:25,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:25,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:25,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:25,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:25,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:25,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:25,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:25,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:25,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:25,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:25,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:25,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:25,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:25,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:25,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:25,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:25,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:37:25,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:25,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:25,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:25,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:25,101 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:25,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:25,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:25,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:25,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:25,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:25,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:25,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:25,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:37:25,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:37:25,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:25,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:25,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:25,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:25,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:25,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:25,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:25,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:25,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:25,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:25,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:25,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:25,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:37:25,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:37:25,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:25,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:37:25,115 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 -> 7996bc926d46ec94f4c2295bd56cde7f63f948c6 [2019-11-27 16:37:25,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:25,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:25,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:25,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:25,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:25,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2019-11-27 16:37:25,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18768fb0c/baec58c0e60e46fda5016f2f2e5958c4/FLAGf7f85dc68 [2019-11-27 16:37:26,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:26,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2019-11-27 16:37:26,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18768fb0c/baec58c0e60e46fda5016f2f2e5958c4/FLAGf7f85dc68 [2019-11-27 16:37:26,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18768fb0c/baec58c0e60e46fda5016f2f2e5958c4 [2019-11-27 16:37:26,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:26,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:26,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:26,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:26,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:26,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:26" (1/1) ... [2019-11-27 16:37:26,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:26, skipping insertion in model container [2019-11-27 16:37:26,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:26" (1/1) ... [2019-11-27 16:37:26,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:26,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:27,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:27,596 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:37:27,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:27,878 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:37:27,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27 WrapperNode [2019-11-27 16:37:27,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:27,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:27,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:37:27,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:37:27,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:27,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:27,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:27,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:37:27,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:37:27,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:37:27,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:27,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:27" (1/1) ... [2019-11-27 16:37:28,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:37:28,117 INFO L168 Benchmark]: Toolchain (without parser) took 1440.46 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 960.9 MB in the end (delta: -625.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:28,125 INFO L168 Benchmark]: CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:28,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.29 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 966.6 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:28,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:28,133 INFO L168 Benchmark]: Boogie Preprocessor took 124.34 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:28,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1196.29 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 966.6 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 110.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.34 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 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...