./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.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-ext/37_stack_lock_p0_vs_concur.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 56ff50e0dd39ac6debc510ff382531004bfb9f03 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/37_stack_lock_p0_vs_concur.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 56ff50e0dd39ac6debc510ff382531004bfb9f03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:30:18,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:18,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:18,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:18,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:18,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:18,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:18,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:18,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:18,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:18,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:18,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:18,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:18,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:18,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:18,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:18,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:18,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:18,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:18,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:18,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:18,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:18,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:18,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:18,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:18,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:18,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:18,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:18,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:18,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:18,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:18,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:18,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:18,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:18,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:18,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:18,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:18,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:18,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:18,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:18,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:18,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:30:18,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:18,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:18,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:18,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:18,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:18,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:18,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:18,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:30:18,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:18,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:18,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:18,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:18,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:18,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:18,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:18,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:18,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:18,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:18,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:18,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:18,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:18,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:18,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:18,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:18,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:18,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:30:18,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:30:18,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:18,911 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 -> 56ff50e0dd39ac6debc510ff382531004bfb9f03 [2019-11-27 16:30:19,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:19,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:19,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:19,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:19,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:19,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2019-11-27 16:30:19,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b0f84be/c081f8da49d84b4c8a2e45a4fcbed8ff/FLAG010f3b5c9 [2019-11-27 16:30:20,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:20,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2019-11-27 16:30:20,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b0f84be/c081f8da49d84b4c8a2e45a4fcbed8ff/FLAG010f3b5c9 [2019-11-27 16:30:20,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b0f84be/c081f8da49d84b4c8a2e45a4fcbed8ff [2019-11-27 16:30:20,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:20,955 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:20,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:20,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:20,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:20,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:20" (1/1) ... [2019-11-27 16:30:20,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:20, skipping insertion in model container [2019-11-27 16:30:20,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:20" (1/1) ... [2019-11-27 16:30:21,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:21,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:22,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:22,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:22,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:22,368 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:22,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22 WrapperNode [2019-11-27 16:30:22,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:22,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:22,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:22,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:22,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:22,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:22,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:22,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:22,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:22" (1/1) ... [2019-11-27 16:30:22,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:22,637 INFO L168 Benchmark]: Toolchain (without parser) took 1665.92 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 961.0 MB in the end (delta: 700.5 kB). Peak memory consumption was 766.0 kB. Max. memory is 12.5 GB. [2019-11-27 16:30:22,640 INFO L168 Benchmark]: CDTParser took 0.33 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 16:30:22,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.49 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:22,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:22,651 INFO L168 Benchmark]: Boogie Preprocessor took 83.49 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:22,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1410.49 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.49 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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 16:30:26,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:26,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:26,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:26,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:26,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:26,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:26,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:26,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:26,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:26,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:26,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:26,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:26,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:26,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:26,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:26,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:26,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:26,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:26,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:26,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:26,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:26,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:26,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:26,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:26,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:26,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:26,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:26,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:26,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:26,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:26,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:26,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:26,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:26,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:26,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:26,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:26,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:26,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:26,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:26,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:26,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:30:26,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:26,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:26,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:26,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:26,926 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:26,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:26,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:26,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:26,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:26,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:26,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:26,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:26,933 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:30:26,934 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:30:26,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:26,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:26,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:26,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:26,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:26,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:26,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:26,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:26,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:26,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:26,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:26,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:26,941 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:30:26,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:30:26,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:26,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:30:26,947 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 -> 56ff50e0dd39ac6debc510ff382531004bfb9f03 [2019-11-27 16:30:27,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:27,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:27,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:27,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:27,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:27,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2019-11-27 16:30:27,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83e2253b/0eaa8ed64eb046ad946ee70a50fa0ab8/FLAGfc7c65a79 [2019-11-27 16:30:28,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:28,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2019-11-27 16:30:28,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83e2253b/0eaa8ed64eb046ad946ee70a50fa0ab8/FLAGfc7c65a79 [2019-11-27 16:30:29,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f83e2253b/0eaa8ed64eb046ad946ee70a50fa0ab8 [2019-11-27 16:30:29,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:29,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:29,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:29,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:29,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:29,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:29" (1/1) ... [2019-11-27 16:30:29,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f87cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:29, skipping insertion in model container [2019-11-27 16:30:29,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:29" (1/1) ... [2019-11-27 16:30:29,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:29,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:30,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:30,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:30,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:30,605 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:30,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30 WrapperNode [2019-11-27 16:30:30,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:30,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:30,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:30,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:30,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:30,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:30,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:30,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:30,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:30" (1/1) ... [2019-11-27 16:30:30,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:30,868 INFO L168 Benchmark]: Toolchain (without parser) took 1801.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:30,873 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 16:30:30,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:30,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:30,886 INFO L168 Benchmark]: Boogie Preprocessor took 106.48 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:30,897 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1541.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.48 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 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...