./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 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/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 0.1.24-65d6cd2 [2019-11-25 23:12:40,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:40,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:40,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:40,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:40,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:40,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:40,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:40,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:40,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:40,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:40,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:40,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:40,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:40,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:40,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:40,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:40,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:40,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:40,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:40,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:40,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:40,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:40,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:40,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:40,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:40,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:40,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:40,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:40,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:40,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:40,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:40,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:40,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:40,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:40,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:40,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:40,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:40,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:40,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:40,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:40,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:40,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:40,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:40,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:40,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:40,894 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:40,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:40,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:40,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:40,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:40,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:40,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:40,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:40,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:40,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:40,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:40,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:40,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:40,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:40,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:40,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:40,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:40,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:40,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:40,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:40,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:40,907 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:40,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:40,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:40,909 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 [2019-11-25 23:12:41,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:41,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:41,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:41,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:41,520 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:41,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longer.i [2019-11-25 23:12:41,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3166bc/0a22f3da44b74dc7b491f1bb23c27d4d/FLAG334ab908e [2019-11-25 23:12:42,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:42,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longer.i [2019-11-25 23:12:43,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3166bc/0a22f3da44b74dc7b491f1bb23c27d4d/FLAG334ab908e [2019-11-25 23:12:43,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3166bc/0a22f3da44b74dc7b491f1bb23c27d4d [2019-11-25 23:12:43,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:43,062 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:43,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:43,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:43,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:43,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:43" (1/1) ... [2019-11-25 23:12:43,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29428e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:43, skipping insertion in model container [2019-11-25 23:12:43,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:43" (1/1) ... [2019-11-25 23:12:43,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:43,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:44,581 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:44,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:45,149 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:45,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45 WrapperNode [2019-11-25 23:12:45,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:45,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:45,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:45,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:45,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:45,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:45,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:45,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:45,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:45,511 INFO L168 Benchmark]: Toolchain (without parser) took 2442.39 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 927.9 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:45,512 INFO L168 Benchmark]: CDTParser took 2.50 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 23:12:45,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2083.73 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 933.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:45,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.78 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 927.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:45,518 INFO L168 Benchmark]: Boogie Preprocessor took 138.69 ms. Allocated memory is still 1.0 GB. Free memory is still 927.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:45,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 2083.73 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 933.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.78 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 927.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.69 ms. Allocated memory is still 1.0 GB. Free memory is still 927.9 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 0.1.24-65d6cd2 [2019-11-25 23:12:49,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:49,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:49,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:49,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:49,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:49,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:49,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:49,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:49,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:49,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:49,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:49,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:49,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:49,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:49,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:49,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:49,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:49,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:49,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:49,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:49,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:49,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:49,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:49,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:49,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:49,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:49,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:49,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:49,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:49,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:49,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:49,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:49,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:49,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:49,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:49,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:49,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:49,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:49,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:49,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:49,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:49,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:49,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:49,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:49,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:49,522 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:49,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:49,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:49,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:49,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:49,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:49,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:49,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:49,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:49,529 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:49,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:49,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:49,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:49,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:49,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:49,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:49,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:49,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:49,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:49,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:49,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:49,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:49,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:49,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:49,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:49,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:49,541 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 [2019-11-25 23:12:50,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:50,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:50,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:50,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:50,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:50,211 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longer.i [2019-11-25 23:12:50,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae32bb62/dbf7b2121c3442428502cec0e53ffffe/FLAG77e944185 [2019-11-25 23:12:51,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:51,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longer.i [2019-11-25 23:12:51,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae32bb62/dbf7b2121c3442428502cec0e53ffffe/FLAG77e944185 [2019-11-25 23:12:51,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae32bb62/dbf7b2121c3442428502cec0e53ffffe [2019-11-25 23:12:51,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:51,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:51,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:51,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:51,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:51,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:51" (1/1) ... [2019-11-25 23:12:51,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:51, skipping insertion in model container [2019-11-25 23:12:51,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:51" (1/1) ... [2019-11-25 23:12:51,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:51,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:53,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:53,188 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:53,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:53,793 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:53,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53 WrapperNode [2019-11-25 23:12:53,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:53,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:53,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:53,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:53,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:54,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:54,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:54,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:54,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:54,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:54,159 INFO L168 Benchmark]: Toolchain (without parser) took 2360.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 927.8 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,163 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-25 23:12:54,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1995.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 933.6 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 927.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,169 INFO L168 Benchmark]: Boogie Preprocessor took 146.22 ms. Allocated memory is still 1.0 GB. Free memory is still 927.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:54,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1995.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 933.6 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 927.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.22 ms. Allocated memory is still 1.0 GB. Free memory is still 927.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...