./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe037_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/safe037_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 93124e4a656104b7d7bb8e18653007dba135adfa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:34:47,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:34:47,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:34:47,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:34:47,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:34:47,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:34:47,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:34:47,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:34:47,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:34:47,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:34:47,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:34:47,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:34:47,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:34:47,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:34:47,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:34:47,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:34:47,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:34:47,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:34:47,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:34:47,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:34:47,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:34:47,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:34:47,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:34:47,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:34:47,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:34:47,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:34:47,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:34:47,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:34:47,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:34:47,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:34:47,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:34:47,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:34:47,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:34:47,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:34:47,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:34:47,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:34:47,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:34:47,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:34:47,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:34:47,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:34:47,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:34:47,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:34:47,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:34:47,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:34:47,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:34:47,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:34:47,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:34:47,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:34:47,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:34:47,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:34:47,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:34:47,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:34:47,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:34:47,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:34:47,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:34:47,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:34:47,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:34:47,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:34:47,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:34:47,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:34:47,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:34:47,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:34:47,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:34:47,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:34:47,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:34:47,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:34:47,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:34:47,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:34:47,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:34:47,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:34:47,533 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 -> 93124e4a656104b7d7bb8e18653007dba135adfa [2019-11-16 21:34:48,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:34:48,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:34:48,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:34:48,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:34:48,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:34:48,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe037_tso.opt.i [2019-11-16 21:34:48,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e346f5111/38ba35a40f0e469ca120705f1c978744/FLAGc29329955 [2019-11-16 21:34:49,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:34:49,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe037_tso.opt.i [2019-11-16 21:34:49,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e346f5111/38ba35a40f0e469ca120705f1c978744/FLAGc29329955 [2019-11-16 21:34:49,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e346f5111/38ba35a40f0e469ca120705f1c978744 [2019-11-16 21:34:49,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:34:49,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:34:49,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:49,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:34:49,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:34:49,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:49" (1/1) ... [2019-11-16 21:34:49,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1940c3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:49, skipping insertion in model container [2019-11-16 21:34:49,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:34:49" (1/1) ... [2019-11-16 21:34:49,604 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:34:49,714 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:34:50,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:50,681 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:34:50,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:34:51,011 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:34:51,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51 WrapperNode [2019-11-16 21:34:51,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:34:51,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:51,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:34:51,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:34:51,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:34:51,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:34:51,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:34:51,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:34:51,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:34:51" (1/1) ... [2019-11-16 21:34:51,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:34:51,238 INFO L168 Benchmark]: Toolchain (without parser) took 1656.11 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 961.1 MB in the end (delta: 554.6 kB). Peak memory consumption was 620.2 kB. Max. memory is 12.5 GB. [2019-11-16 21:34:51,239 INFO L168 Benchmark]: CDTParser took 0.36 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 21:34:51,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:51,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:34:51,250 INFO L168 Benchmark]: Boogie Preprocessor took 68.64 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:34:51,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1449.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.64 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 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...