./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/18_read_write_lock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/18_read_write_lock.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 9d4406c344918291b80fcb1a8e1837c6660ae09c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/18_read_write_lock.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 9d4406c344918291b80fcb1a8e1837c6660ae09c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:13:14,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:14,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:14,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:14,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:14,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:14,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:14,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:14,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:14,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:14,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:14,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:14,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:14,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:14,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:14,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:14,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:14,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:14,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:14,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:14,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:14,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:14,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:14,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:14,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:14,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:14,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:14,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:14,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:14,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:14,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:14,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:14,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:14,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:14,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:14,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:14,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:14,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:14,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:14,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:14,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:14,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:13:14,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:14,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:14,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:14,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:14,989 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:14,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:14,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:14,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:13:14,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:14,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:14,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:14,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:14,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:14,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:14,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:14,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:14,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:14,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:14,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:14,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:14,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:14,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:14,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:15,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:15,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:15,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:13:15,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:13:15,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:15,003 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 -> 9d4406c344918291b80fcb1a8e1837c6660ae09c [2019-11-25 23:13:15,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:15,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:15,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:15,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:15,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:15,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2019-11-25 23:13:15,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3333e806e/71231c1a182e4dde8fa5a9b955d8b116/FLAG7fbde728d [2019-11-25 23:13:17,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:17,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2019-11-25 23:13:17,050 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3333e806e/71231c1a182e4dde8fa5a9b955d8b116/FLAG7fbde728d [2019-11-25 23:13:17,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3333e806e/71231c1a182e4dde8fa5a9b955d8b116 [2019-11-25 23:13:17,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:17,100 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:17,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:17,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:17,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:17,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:17" (1/1) ... [2019-11-25 23:13:17,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:17, skipping insertion in model container [2019-11-25 23:13:17,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:17" (1/1) ... [2019-11-25 23:13:17,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:17,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:18,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:18,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:18,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:18,577 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:18,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18 WrapperNode [2019-11-25 23:13:18,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:18,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:18,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:18,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:18,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:18,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:18,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:18,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:18,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:18" (1/1) ... [2019-11-25 23:13:18,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:18,811 INFO L168 Benchmark]: Toolchain (without parser) took 1691.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:18,813 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 23:13:18,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1478.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -796.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:18,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.09 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:18,819 INFO L168 Benchmark]: Boogie Preprocessor took 67.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:18,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1478.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -796.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.09 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:13:22,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:22,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:22,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:22,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:22,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:22,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:22,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:22,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:22,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:22,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:22,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:22,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:22,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:22,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:22,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:22,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:22,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:22,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:22,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:22,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:22,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:22,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:22,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:22,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:22,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:22,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:22,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:22,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:22,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:22,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:22,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:22,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:22,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:22,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:22,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:22,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:22,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:22,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:22,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:22,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:22,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:13:22,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:22,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:22,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:22,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:22,825 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:22,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:22,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:22,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:22,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:22,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:22,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:22,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:22,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:13:22,833 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:13:22,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:22,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:22,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:22,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:22,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:22,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:22,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:22,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:22,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:22,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:22,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:22,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:22,839 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:13:22,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:13:22,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:22,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:13:22,842 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 -> 9d4406c344918291b80fcb1a8e1837c6660ae09c [2019-11-25 23:13:23,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:23,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:23,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:23,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:23,418 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:23,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2019-11-25 23:13:23,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f2cd878/208147358e2946ec92eaa33b261f64c5/FLAG983f9cd40 [2019-11-25 23:13:24,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:24,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2019-11-25 23:13:24,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f2cd878/208147358e2946ec92eaa33b261f64c5/FLAG983f9cd40 [2019-11-25 23:13:24,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f2cd878/208147358e2946ec92eaa33b261f64c5 [2019-11-25 23:13:24,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:24,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:24,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:24,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:24,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:24,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:24" (1/1) ... [2019-11-25 23:13:24,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:24, skipping insertion in model container [2019-11-25 23:13:24,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:24" (1/1) ... [2019-11-25 23:13:24,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:25,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:25,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:25,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:26,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:26,298 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:26,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26 WrapperNode [2019-11-25 23:13:26,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:26,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:26,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:26,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:26,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:26,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:26,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:26,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:26,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:26" (1/1) ... [2019-11-25 23:13:26,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:26,517 INFO L168 Benchmark]: Toolchain (without parser) took 1650.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 589.1 kB). Peak memory consumption was 654.6 kB. Max. memory is 12.5 GB. [2019-11-25 23:13:26,519 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:13:26,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1444.74 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:26,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.17 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:26,529 INFO L168 Benchmark]: Boogie Preprocessor took 76.63 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:26,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1444.74 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 966.8 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 117.17 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.63 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...