./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe016_tso.opt.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/safe016_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 b3a0869f001de62b6943524698cd9c3b7e844f7c --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:00:35,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:00:35,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:00:35,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:00:35,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:00:35,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:00:35,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:00:35,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:00:35,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:00:35,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:00:35,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:00:35,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:00:35,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:00:35,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:00:35,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:00:35,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:00:35,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:00:35,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:00:35,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:00:35,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:00:35,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:00:35,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:00:35,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:00:35,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:00:35,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:00:35,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:00:35,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:00:35,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:00:35,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:00:35,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:00:35,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:00:35,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:00:35,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:00:35,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:00:35,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:00:35,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:00:35,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:00:35,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:00:35,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:00:35,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:00:35,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:00:35,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 23:00:35,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:00:35,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:00:35,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:00:35,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:00:35,201 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:00:35,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:00:35,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:00:35,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:00:35,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:00:35,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:00:35,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:00:35,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:00:35,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:00:35,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:00:35,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:00:35,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:00:35,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:00:35,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:00:35,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:00:35,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:00:35,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:00:35,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:00:35,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:00:35,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:00:35,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:00:35,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:00:35,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:00:35,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:00:35,210 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 -> b3a0869f001de62b6943524698cd9c3b7e844f7c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:00:35,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:00:35,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:00:35,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:00:35,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:00:35,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:00:35,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe016_tso.opt.i [2019-11-20 23:00:35,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff621cb7d/ba088c413a3e4c3da88e4c1c40035240/FLAG4a63bd9c6 [2019-11-20 23:00:36,641 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:00:36,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_tso.opt.i [2019-11-20 23:00:36,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff621cb7d/ba088c413a3e4c3da88e4c1c40035240/FLAG4a63bd9c6 [2019-11-20 23:00:36,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff621cb7d/ba088c413a3e4c3da88e4c1c40035240 [2019-11-20 23:00:36,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:00:36,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:00:36,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:00:36,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:00:36,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:00:36,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:36" (1/1) ... [2019-11-20 23:00:36,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8bcb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:36, skipping insertion in model container [2019-11-20 23:00:36,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:36" (1/1) ... [2019-11-20 23:00:36,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:00:36,955 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:00:37,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:00:37,630 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:00:37,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:00:37,862 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:00:37,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37 WrapperNode [2019-11-20 23:00:37,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:00:37,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:00:37,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:00:37,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:00:37,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:00:37,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:00:37,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:00:37,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:00:37,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:37,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:37" (1/1) ... [2019-11-20 23:00:38,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:00:38,022 INFO L168 Benchmark]: Toolchain (without parser) took 1161.39 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 961.2 MB in the end (delta: 515.8 kB). Peak memory consumption was 581.3 kB. Max. memory is 12.5 GB. [2019-11-20 23:00:38,023 INFO L168 Benchmark]: CDTParser took 1.59 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. [2019-11-20 23:00:38,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1016.81 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:00:38,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:00:38,030 INFO L168 Benchmark]: Boogie Preprocessor took 50.47 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:00:38,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1016.81 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.47 ms. Allocated memory is still 1.0 GB. Free memory is still 961.2 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...