./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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_tso.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 367761aff31a310cac03ca637ff8bfe361b202ec ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:34:09,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:34:09,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:34:09,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:34:09,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:34:09,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:34:09,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:34:10,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:34:10,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:34:10,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:34:10,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:34:10,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:34:10,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:34:10,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:34:10,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:34:10,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:34:10,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:34:10,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:34:10,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:34:10,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:34:10,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:34:10,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:34:10,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:34:10,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:34:10,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:34:10,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:34:10,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:34:10,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:34:10,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:34:10,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:34:10,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:34:10,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:34:10,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:34:10,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:34:10,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:34:10,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:34:10,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:34:10,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:34:10,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:34:10,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:34:10,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:34:10,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:34:10,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:34:10,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:34:10,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:34:10,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:34:10,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:34:10,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:34:10,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:34:10,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:34:10,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:34:10,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:34:10,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:34:10,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:34:10,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:34:10,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:34:10,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:34:10,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:34:10,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:34:10,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:34:10,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:34:10,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:34:10,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:34:10,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:34:10,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:34:10,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:34:10,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:34:10,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:34:10,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:34:10,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:34:10,205 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 -> 367761aff31a310cac03ca637ff8bfe361b202ec [2019-11-16 21:34:10,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:34:10,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:34:10,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:34:10,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:34:10,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:34:10,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_tso.opt.i [2019-11-16 21:34:11,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63b46a459/878e4e91f13c46bcb7ba2399ba6959ed/FLAG4d1b9abf5 [2019-11-16 21:34:12,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:34:12,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_tso.opt.i [2019-11-16 21:34:12,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63b46a459/878e4e91f13c46bcb7ba2399ba6959ed/FLAG4d1b9abf5 [2019-11-16 21:34:12,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63b46a459/878e4e91f13c46bcb7ba2399ba6959ed [2019-11-16 21:34:12,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:34:12,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:34:12,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:12,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:34:12,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:34:12,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:12" (1/1) ... [2019-11-16 21:34:12,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eedbd63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:12, skipping insertion in model container [2019-11-16 21:34:12,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:12" (1/1) ... [2019-11-16 21:34:12,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:34:12,554 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:34:13,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:13,590 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:34:13,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:13,911 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:34:13,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13 WrapperNode [2019-11-16 21:34:13,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:13,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:13,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:34:13,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:34:13,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:13,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:14,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:34:14,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:34:14,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:34:14,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:13" (1/1) ... [2019-11-16 21:34:14,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:34:14,091 INFO L168 Benchmark]: Toolchain (without parser) took 1671.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:14,094 INFO L168 Benchmark]: CDTParser took 3.65 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. [2019-11-16 21:34:14,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.6 MB in the end (delta: -871.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:14,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.28 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:14,106 INFO L168 Benchmark]: Boogie Preprocessor took 64.36 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:14,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 1507.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.6 MB in the end (delta: -871.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.28 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.36 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...