./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_longest.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/queue_longest.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 378f4eeb6116ec0d76e78d99ab1734453e697785 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_longest.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 378f4eeb6116ec0d76e78d99ab1734453e697785 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:32,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:32,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:32,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:32,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:32,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:32,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:32,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:32,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:32,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:32,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:32,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:32,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:32,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:32,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:32,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:32,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:32,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:32,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:32,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:32,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:32,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:32,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:32,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:32,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:32,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:32,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:32,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:32,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:32,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:32,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:32,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:32,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:32,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:32,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:32,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:32,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:32,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:32,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:32,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:32,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:32,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:32,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:32,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:32,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:32,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:32,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:32,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:32,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:32,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:32,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:32,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:32,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:32,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:32,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:32,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:32,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:32,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:32,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:32,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:32,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:32,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:32,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:32,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:32,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:32,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:32,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:32,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:32,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:32,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:32,676 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 -> 378f4eeb6116ec0d76e78d99ab1734453e697785 [2019-11-27 16:29:33,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:33,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:33,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:33,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:33,379 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:33,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longest.i [2019-11-27 16:29:33,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469ddedd7/90bcd8fb220f4312abfd3ae1408e2496/FLAG78cd9700c [2019-11-27 16:29:34,738 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:34,744 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i [2019-11-27 16:29:34,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469ddedd7/90bcd8fb220f4312abfd3ae1408e2496/FLAG78cd9700c [2019-11-27 16:29:35,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/469ddedd7/90bcd8fb220f4312abfd3ae1408e2496 [2019-11-27 16:29:35,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:35,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:35,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:35,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:35,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:35,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:35, skipping insertion in model container [2019-11-27 16:29:35,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:35" (1/1) ... [2019-11-27 16:29:35,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:35,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:36,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:36,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:36,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:37,095 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:37,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37 WrapperNode [2019-11-27 16:29:37,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:37,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:37,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:37,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:37,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:37,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:37,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:37,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:37,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:37" (1/1) ... [2019-11-27 16:29:37,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:37,463 INFO L168 Benchmark]: Toolchain (without parser) took 2238.17 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 16:29:37,464 INFO L168 Benchmark]: CDTParser took 2.10 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 16:29:37,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1875.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:37,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.21 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:37,471 INFO L168 Benchmark]: Boogie Preprocessor took 140.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 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 16:29:37,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 1875.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.2 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 212.21 ms. Allocated memory is still 1.0 GB. Free memory is still 939.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.15 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 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 0.1.24-509859d [2019-11-27 16:29:41,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:41,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:41,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:41,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:41,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:41,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:41,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:41,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:41,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:41,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:41,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:41,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:41,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:41,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:41,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:41,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:41,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:41,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:41,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:41,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:41,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:41,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:41,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:41,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:41,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:41,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:41,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:41,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:41,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:41,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:41,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:41,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:41,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:41,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:41,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:41,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:41,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:41,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:41,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:41,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:41,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:41,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:41,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:41,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:41,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:41,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:41,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:41,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:41,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:41,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:41,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:41,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:41,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:41,515 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:41,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:41,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:41,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:41,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:41,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:41,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:41,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:41,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:41,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:41,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:41,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:41,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:41,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:41,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:41,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:41,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:41,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:41,528 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 -> 378f4eeb6116ec0d76e78d99ab1734453e697785 [2019-11-27 16:29:42,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:42,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:42,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:42,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:42,100 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:42,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longest.i [2019-11-27 16:29:42,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d4a455f6/8729de4347c54e9a96de5a01b0c6ec47/FLAG51422b17a [2019-11-27 16:29:43,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:43,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i [2019-11-27 16:29:43,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d4a455f6/8729de4347c54e9a96de5a01b0c6ec47/FLAG51422b17a [2019-11-27 16:29:43,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d4a455f6/8729de4347c54e9a96de5a01b0c6ec47 [2019-11-27 16:29:43,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:43,947 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:43,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:43,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:43,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:43,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:43" (1/1) ... [2019-11-27 16:29:43,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363b519b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:43, skipping insertion in model container [2019-11-27 16:29:43,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:43" (1/1) ... [2019-11-27 16:29:43,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:44,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:45,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:45,342 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:45,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:45,909 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:45,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45 WrapperNode [2019-11-27 16:29:45,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:45,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:45,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:45,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:45,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:46,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:46,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:46,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:46,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:46,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:46,273 INFO L168 Benchmark]: Toolchain (without parser) took 2319.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 939.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:46,274 INFO L168 Benchmark]: CDTParser took 0.41 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 16:29:46,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1961.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.0 MB in the end (delta: 15.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:46,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.12 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:46,282 INFO L168 Benchmark]: Boogie Preprocessor took 146.74 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 16:29:46,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1961.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.0 MB in the end (delta: 15.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.12 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.74 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...