./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/queue_longer.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 7192fb4d45a10f2cf4217ac035ef179a399395d9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/queue_longer.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 7192fb4d45a10f2cf4217ac035ef179a399395d9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:44,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:44,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:44,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:44,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:44,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:44,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:44,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:44,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:44,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:44,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:44,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:44,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:45,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:45,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:45,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:45,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:45,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:45,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:45,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:45,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:45,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:45,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:45,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:45,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:45,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:45,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:45,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:45,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:45,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:45,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:45,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:45,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:45,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:45,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:45,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:45,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:45,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:45,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:45,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:45,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:45,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:45,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:45,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:45,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:45,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:45,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:45,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:45,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:45,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:45,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:45,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:45,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:45,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:45,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:45,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:45,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:45,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:45,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:45,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:45,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:45,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:45,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:45,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:45,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:45,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:45,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:45,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:45,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:45,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:45,152 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 -> 7192fb4d45a10f2cf4217ac035ef179a399395d9 [2019-11-27 10:07:45,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:45,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:45,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:45,768 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:45,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:45,772 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longer.i [2019-11-27 10:07:45,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4206d05/0044f9afdcc44873bc2a1119326dfcc7/FLAGf4acd995e [2019-11-27 10:07:47,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:47,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longer.i [2019-11-27 10:07:47,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4206d05/0044f9afdcc44873bc2a1119326dfcc7/FLAGf4acd995e [2019-11-27 10:07:47,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4206d05/0044f9afdcc44873bc2a1119326dfcc7 [2019-11-27 10:07:47,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:47,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:47,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:47,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:47,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:47,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:47" (1/1) ... [2019-11-27 10:07:47,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0207cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:47, skipping insertion in model container [2019-11-27 10:07:47,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:47" (1/1) ... [2019-11-27 10:07:47,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:47,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:48,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:48,812 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:48,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:49,312 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:49,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49 WrapperNode [2019-11-27 10:07:49,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:49,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:49,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:49,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:49,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:49,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:49,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:49,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:49,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:49" (1/1) ... [2019-11-27 10:07:49,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:49,636 INFO L168 Benchmark]: Toolchain (without parser) took 2294.04 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 933.5 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:49,637 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:49,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1985.48 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:49,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.50 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:49,645 INFO L168 Benchmark]: Boogie Preprocessor took 100.62 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:49,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1985.48 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.50 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.62 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:53,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:53,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:53,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:53,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:53,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:53,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:53,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:53,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:53,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:53,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:53,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:53,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:53,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:53,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:53,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:53,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:53,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:53,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:53,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:53,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:53,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:53,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:53,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:53,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:53,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:53,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:53,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:53,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:53,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:53,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:53,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:53,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:53,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:53,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:53,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:53,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:53,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:53,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:53,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:53,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:53,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:53,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:53,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:53,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:53,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:53,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:53,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:53,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:53,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:53,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:53,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:53,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:53,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:53,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:53,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:53,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:53,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:53,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:53,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:53,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:53,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:53,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:53,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:53,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:53,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:53,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:53,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:53,935 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:53,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:53,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:53,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:53,940 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 -> 7192fb4d45a10f2cf4217ac035ef179a399395d9 [2019-11-27 10:07:54,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:54,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:54,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:54,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:54,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:54,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longer.i [2019-11-27 10:07:54,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/304e8150a/210261966d084e99a1e6427106f3efcf/FLAG9469f7471 [2019-11-27 10:07:56,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:56,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longer.i [2019-11-27 10:07:56,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/304e8150a/210261966d084e99a1e6427106f3efcf/FLAG9469f7471 [2019-11-27 10:07:56,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/304e8150a/210261966d084e99a1e6427106f3efcf [2019-11-27 10:07:56,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:56,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:56,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:56,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:56,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:56,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56, skipping insertion in model container [2019-11-27 10:07:56,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:56,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:57,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:57,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:57,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:58,152 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:58,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58 WrapperNode [2019-11-27 10:07:58,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:58,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:58,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:58,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:58,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:58,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:58,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:58,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:58,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:58" (1/1) ... [2019-11-27 10:07:58,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:58,526 INFO L168 Benchmark]: Toolchain (without parser) took 2428.75 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 932.1 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:58,528 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 10:07:58,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2057.48 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 937.8 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:58,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.78 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:58,537 INFO L168 Benchmark]: Boogie Preprocessor took 150.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:58,548 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 2057.48 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 937.8 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.78 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 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...