./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_ok_longest.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_ok_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 4ed0796d7239cf5c6686ccfabbff4294cd680027 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_ok_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 4ed0796d7239cf5c6686ccfabbff4294cd680027 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:07:47,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:47,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:47,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:47,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:47,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:47,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:47,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:47,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:47,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:47,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:47,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:47,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:47,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:47,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:47,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:47,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:47,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:47,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:47,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:47,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:47,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:47,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:47,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:47,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:47,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:47,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:47,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:47,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:47,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:47,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:47,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:47,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:47,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:47,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:47,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:47,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:47,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:47,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:47,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:47,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:47,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:47,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:47,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:47,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:47,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:47,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:47,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:47,224 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:47,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:47,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:47,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:47,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:47,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:47,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:47,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:47,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:47,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:47,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:47,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:47,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:47,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:47,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:47,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:47,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:47,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:47,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:47,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:47,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:47,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:47,234 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 -> 4ed0796d7239cf5c6686ccfabbff4294cd680027 [2019-11-27 10:07:47,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:47,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:47,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:47,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:47,717 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:47,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-27 10:07:47,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70bb4fa07/9c21555526104ff8a9ded69ed462ee64/FLAGe006f57d2 [2019-11-27 10:07:48,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:48,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-27 10:07:48,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70bb4fa07/9c21555526104ff8a9ded69ed462ee64/FLAGe006f57d2 [2019-11-27 10:07:48,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70bb4fa07/9c21555526104ff8a9ded69ed462ee64 [2019-11-27 10:07:48,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:48,880 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:48,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:48,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:48,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:48,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:48, skipping insertion in model container [2019-11-27 10:07:48,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:48" (1/1) ... [2019-11-27 10:07:48,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:49,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:49,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:49,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:50,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:50,307 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:50,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50 WrapperNode [2019-11-27 10:07:50,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:50,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:50,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:50,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:50,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:50,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:50,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:50,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:50,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:50" (1/1) ... [2019-11-27 10:07:50,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:50,561 INFO L168 Benchmark]: Toolchain (without parser) took 1676.25 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 927.8 MB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:50,562 INFO L168 Benchmark]: CDTParser took 1.56 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 10:07:50,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.79 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. [2019-11-27 10:07:50,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.43 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:50,566 INFO L168 Benchmark]: Boogie Preprocessor took 98.02 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. [2019-11-27 10:07:50,570 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 1416.79 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 143.43 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.02 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. 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 10:07:53,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:53,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:53,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:53,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:53,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:53,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:53,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:53,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:53,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:53,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:53,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:53,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:53,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:53,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:53,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:53,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:53,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:53,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:53,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:53,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:53,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:53,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:53,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:53,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:53,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:53,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:53,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:53,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:53,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:53,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:53,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:53,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:53,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:53,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:53,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:53,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:53,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:53,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:53,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:53,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:53,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:53,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:53,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:53,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:53,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:53,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:53,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:53,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:53,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:53,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:53,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:53,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:53,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:53,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:53,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:53,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:53,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:53,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:53,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:53,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:53,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:53,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:53,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:53,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:53,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:53,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:53,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:53,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:53,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:53,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:53,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:53,554 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 -> 4ed0796d7239cf5c6686ccfabbff4294cd680027 [2019-11-27 10:07:54,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:54,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:54,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:54,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:54,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:54,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-27 10:07:54,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb3ffac1/597b0c982fce48e684842db8458c68c4/FLAG8558a78b8 [2019-11-27 10:07:55,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:55,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-27 10:07:55,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb3ffac1/597b0c982fce48e684842db8458c68c4/FLAG8558a78b8 [2019-11-27 10:07:55,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acb3ffac1/597b0c982fce48e684842db8458c68c4 [2019-11-27 10:07:55,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:55,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:55,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:55,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:55,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:55,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:55" (1/1) ... [2019-11-27 10:07:55,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22700f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:55, skipping insertion in model container [2019-11-27 10:07:55,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:55" (1/1) ... [2019-11-27 10:07:55,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:55,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:56,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:56,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:56,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:56,667 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:56,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56 WrapperNode [2019-11-27 10:07:56,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:56,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:56,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:56,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:56,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:56,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:56,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:56,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:56,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:56" (1/1) ... [2019-11-27 10:07:56,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:56,949 INFO L168 Benchmark]: Toolchain (without parser) took 1725.19 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 927.8 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:56,950 INFO L168 Benchmark]: CDTParser took 0.70 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 10:07:56,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1448.13 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 933.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:56,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.49 ms. Allocated memory is still 1.0 GB. Free memory was 933.5 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. [2019-11-27 10:07:56,954 INFO L168 Benchmark]: Boogie Preprocessor took 110.73 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. [2019-11-27 10:07:56,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 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 1448.13 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 933.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.49 ms. Allocated memory is still 1.0 GB. Free memory was 933.5 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 110.73 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...