./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/20_lamport.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-ext/20_lamport.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 4bd0a104431602f65d67040bef1f743648c257ee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-ext/20_lamport.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 4bd0a104431602f65d67040bef1f743648c257ee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:33,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:33,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:33,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:33,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:33,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:33,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:33,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:33,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:33,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:33,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:33,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:33,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:33,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:33,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:33,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:33,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:33,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:33,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:33,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:33,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:33,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:33,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:33,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:33,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:33,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:33,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:33,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:33,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:33,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:33,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:33,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:33,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:33,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:33,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:33,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:33,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:33,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:33,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:33,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:33,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:33,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:33,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:33,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:33,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:33,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:33,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:33,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:33,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:33,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:33,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:33,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:33,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:33,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:33,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:33,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:33,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:33,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:33,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:33,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:33,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:33,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:33,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:33,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:33,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:33,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:33,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:33,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:33,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:33,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:33,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:33,857 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 -> 4bd0a104431602f65d67040bef1f743648c257ee [2019-11-24 21:26:34,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:34,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:34,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:34,430 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:34,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:34,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/20_lamport.i [2019-11-24 21:26:34,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bef3cb6/4b48c23a673b4cb29233efe2bd4c8b71/FLAG31f232cc5 [2019-11-24 21:26:35,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:35,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/20_lamport.i [2019-11-24 21:26:35,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bef3cb6/4b48c23a673b4cb29233efe2bd4c8b71/FLAG31f232cc5 [2019-11-24 21:26:36,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bef3cb6/4b48c23a673b4cb29233efe2bd4c8b71 [2019-11-24 21:26:36,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:36,269 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:36,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:36,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:36,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:36,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:36" (1/1) ... [2019-11-24 21:26:36,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21aba202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:36, skipping insertion in model container [2019-11-24 21:26:36,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:36" (1/1) ... [2019-11-24 21:26:36,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:36,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:37,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:37,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:37,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:37,683 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:37,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37 WrapperNode [2019-11-24 21:26:37,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:37,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:37,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:37,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:37,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:37,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:37,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:37,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:37,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:37" (1/1) ... [2019-11-24 21:26:37,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:37,892 INFO L168 Benchmark]: Toolchain (without parser) took 1609.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:37,896 INFO L168 Benchmark]: CDTParser took 0.96 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. [2019-11-24 21:26:37,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1413.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:37,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.69 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:37,906 INFO L168 Benchmark]: Boogie Preprocessor took 75.27 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:37,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 1413.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.69 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.27 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:41,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:41,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:41,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:41,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:41,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:41,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:41,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:41,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:41,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:41,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:41,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:41,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:41,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:41,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:41,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:41,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:41,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:41,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:41,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:41,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:41,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:41,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:41,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:41,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:41,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:41,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:41,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:41,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:41,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:41,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:41,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:41,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:41,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:41,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:41,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:41,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:41,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:41,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:41,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:41,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:41,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:41,840 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:41,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:41,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:41,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:41,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:41,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:41,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:41,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:41,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:41,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:41,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:41,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:41,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:41,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:41,857 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:41,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:41,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:41,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:41,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:41,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:41,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:41,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:41,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:41,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:41,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:41,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:41,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:41,865 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:41,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:41,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:41,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:41,868 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 -> 4bd0a104431602f65d67040bef1f743648c257ee [2019-11-24 21:26:42,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:42,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:42,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:42,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:42,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:42,487 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/20_lamport.i [2019-11-24 21:26:42,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35f7c343/f68004df224d49cdb22133830de8ee03/FLAGe1d2b8522 [2019-11-24 21:26:43,836 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:43,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/20_lamport.i [2019-11-24 21:26:43,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35f7c343/f68004df224d49cdb22133830de8ee03/FLAGe1d2b8522 [2019-11-24 21:26:44,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35f7c343/f68004df224d49cdb22133830de8ee03 [2019-11-24 21:26:44,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:44,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:44,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:44,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:44,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:44,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:44" (1/1) ... [2019-11-24 21:26:44,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150a0e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:44, skipping insertion in model container [2019-11-24 21:26:44,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:44" (1/1) ... [2019-11-24 21:26:44,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:44,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:45,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:45,493 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:45,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:45,811 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:45,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45 WrapperNode [2019-11-24 21:26:45,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:45,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:45,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:45,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:45,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:45,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:45,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:45,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:45,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:45,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:46,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:46,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:45" (1/1) ... [2019-11-24 21:26:46,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:46,054 INFO L168 Benchmark]: Toolchain (without parser) took 1699.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 962.5 MB in the end (delta: 610.7 kB). Peak memory consumption was 676.3 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:46,055 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:46,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1458.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:46,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.46 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:46,065 INFO L168 Benchmark]: Boogie Preprocessor took 113.55 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:46,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1458.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.46 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.55 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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...