./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-complex/bounded_buffer.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-complex/bounded_buffer.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 fc9a88e1c6ab8c2654d69b8c830f730992b35e28 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-complex/bounded_buffer.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 fc9a88e1c6ab8c2654d69b8c830f730992b35e28 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:39:18,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:18,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:18,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:18,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:18,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:18,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:18,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:19,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:19,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:19,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:19,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:19,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:19,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:19,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:19,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:19,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:19,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:19,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:19,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:19,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:19,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:19,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:19,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:19,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:19,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:19,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:19,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:19,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:19,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:19,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:19,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:19,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:19,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:19,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:19,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:19,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:19,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:19,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:19,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:19,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:19,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:19,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:19,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:19,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:19,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:19,174 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:19,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:19,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:19,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:19,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:19,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:19,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:19,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:19,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:19,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:19,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:19,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:19,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:19,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:19,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:19,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:19,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:19,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:19,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:19,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:19,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:19,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:19,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:19,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:19,193 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 -> fc9a88e1c6ab8c2654d69b8c830f730992b35e28 [2019-11-27 16:39:19,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:19,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:19,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:19,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:19,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:19,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2019-11-27 16:39:19,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a780539a/e75fd0fc4945460e99e90e677164e3af/FLAG2b09ec1bb [2019-11-27 16:39:21,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:21,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2019-11-27 16:39:21,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a780539a/e75fd0fc4945460e99e90e677164e3af/FLAG2b09ec1bb [2019-11-27 16:39:21,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a780539a/e75fd0fc4945460e99e90e677164e3af [2019-11-27 16:39:21,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:21,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:21,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:21,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:21,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:21,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:21" (1/1) ... [2019-11-27 16:39:21,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6762ddd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:21, skipping insertion in model container [2019-11-27 16:39:21,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:21" (1/1) ... [2019-11-27 16:39:21,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:21,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:23,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:23,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:24,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:25,030 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:25,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25 WrapperNode [2019-11-27 16:39:25,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:25,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:25,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:25,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:25,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:25,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:25,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:25,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:25,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:25" (1/1) ... [2019-11-27 16:39:25,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:25,551 INFO L168 Benchmark]: Toolchain (without parser) took 4032.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 875.8 MB in the end (delta: 80.1 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,556 INFO L168 Benchmark]: CDTParser took 3.27 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 16:39:25,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3515.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 881.6 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.59 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 875.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,569 INFO L168 Benchmark]: Boogie Preprocessor took 208.87 ms. Allocated memory is still 1.0 GB. Free memory is still 875.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:25,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27 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 3515.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 881.6 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.59 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 875.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.87 ms. Allocated memory is still 1.0 GB. Free memory is still 875.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:39:29,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:29,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:29,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:29,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:29,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:29,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:29,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:29,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:29,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:29,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:29,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:29,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:29,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:29,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:29,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:29,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:29,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:29,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:29,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:29,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:29,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:29,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:29,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:29,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:29,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:29,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:29,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:29,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:29,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:29,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:29,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:29,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:29,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:29,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:29,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:29,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:29,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:29,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:29,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:29,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:29,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:29,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:29,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:29,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:29,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:29,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:29,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:29,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:29,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:29,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:29,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:29,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:29,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:29,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:29,901 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:29,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:29,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:29,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:29,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:29,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:29,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:29,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:29,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:29,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:29,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:29,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:29,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:29,911 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:29,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:29,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:29,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:29,914 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 -> fc9a88e1c6ab8c2654d69b8c830f730992b35e28 [2019-11-27 16:39:30,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:30,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:30,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:30,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:30,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:30,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2019-11-27 16:39:30,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19c3c686/d1ebebfa5e0f435a8ac9ffaff4f165c7/FLAG88d8692f1 [2019-11-27 16:39:32,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:32,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2019-11-27 16:39:32,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19c3c686/d1ebebfa5e0f435a8ac9ffaff4f165c7/FLAG88d8692f1 [2019-11-27 16:39:32,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19c3c686/d1ebebfa5e0f435a8ac9ffaff4f165c7 [2019-11-27 16:39:32,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:32,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:32,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:32,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:32,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:32,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:32" (1/1) ... [2019-11-27 16:39:32,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:32, skipping insertion in model container [2019-11-27 16:39:32,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:32" (1/1) ... [2019-11-27 16:39:32,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:32,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:34,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:34,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:34,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:35,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:35,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35 WrapperNode [2019-11-27 16:39:35,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:35,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:35,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:35,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:35,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:35,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:36,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:36,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:36,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:36,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:35" (1/1) ... [2019-11-27 16:39:36,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:36,233 INFO L168 Benchmark]: Toolchain (without parser) took 3880.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 870.2 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:36,241 INFO L168 Benchmark]: CDTParser took 0.35 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 16:39:36,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3357.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 881.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:36,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.44 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 875.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:36,248 INFO L168 Benchmark]: Boogie Preprocessor took 215.13 ms. Allocated memory is still 1.0 GB. Free memory was 875.9 MB in the beginning and 870.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:36,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3357.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 881.6 MB in the end (delta: 74.3 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.44 ms. Allocated memory is still 1.0 GB. Free memory was 881.6 MB in the beginning and 875.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.13 ms. Allocated memory is still 1.0 GB. Free memory was 875.9 MB in the beginning and 870.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...