./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_queue-2.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/seq-pthread/cs_queue-2.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 13e7468a1a1c670520276654e893ff6d2121bf87 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-pthread/cs_queue-2.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 13e7468a1a1c670520276654e893ff6d2121bf87 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:29,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:29,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:29,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:29,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:29,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:29,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:29,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:29,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:29,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:29,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:29,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:29,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:29,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:29,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:29,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:29,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:29,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:29,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:29,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:29,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:29,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:29,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:29,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:29,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:29,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:29,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:29,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:29,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:29,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:29,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:29,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:29,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:29,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:29,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:29,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:29,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:29,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:29,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:29,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:29,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:29,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:29,433 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:29,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:29,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:29,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:29,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:29,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:29,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:29,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:29,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:29,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:29,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:29,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:29,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:29,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:29,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:29,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:29,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:29,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:29,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:29,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:29,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:29,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:29,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:29,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:29,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:29,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:29,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:29,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:29,456 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 -> 13e7468a1a1c670520276654e893ff6d2121bf87 [2019-11-27 10:07:30,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:30,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:30,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:30,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:30,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:30,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_queue-2.i [2019-11-27 10:07:30,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb5b1586/03772332545a4f75b952e374a4a9ec7d/FLAG225cb96f5 [2019-11-27 10:07:31,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:31,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_queue-2.i [2019-11-27 10:07:31,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb5b1586/03772332545a4f75b952e374a4a9ec7d/FLAG225cb96f5 [2019-11-27 10:07:31,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb5b1586/03772332545a4f75b952e374a4a9ec7d [2019-11-27 10:07:31,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:31,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:31,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:31,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:31,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:31,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:31" (1/1) ... [2019-11-27 10:07:31,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:31, skipping insertion in model container [2019-11-27 10:07:31,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:31" (1/1) ... [2019-11-27 10:07:31,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:31,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:33,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:33,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:33,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:34,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:34,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34 WrapperNode [2019-11-27 10:07:34,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:34,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:34,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:34,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:34,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:34,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:34,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:34,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:34,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:35,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:35,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:35,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:35,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:35,331 INFO L168 Benchmark]: Toolchain (without parser) took 3645.69 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 868.9 MB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,333 INFO L168 Benchmark]: CDTParser took 1.19 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 10:07:35,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2627.33 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 926.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 547.32 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 891.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,344 INFO L168 Benchmark]: Boogie Preprocessor took 461.57 ms. Allocated memory is still 1.0 GB. Free memory was 891.9 MB in the beginning and 868.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:35,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 2627.33 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 926.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 547.32 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 891.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 461.57 ms. Allocated memory is still 1.0 GB. Free memory was 891.9 MB in the beginning and 868.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 10:07:39,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:39,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:39,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:39,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:39,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:39,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:39,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:39,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:39,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:39,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:39,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:39,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:39,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:39,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:39,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:39,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:39,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:39,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:39,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:39,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:39,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:39,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:39,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:39,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:39,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:39,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:39,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:39,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:39,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:39,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:39,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:39,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:39,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:39,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:39,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:39,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:39,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:39,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:39,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:39,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:39,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:39,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:39,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:39,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:39,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:39,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:39,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:39,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:39,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:39,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:39,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:39,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:39,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:39,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:39,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:39,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:39,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:39,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:39,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:39,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:39,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:39,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:39,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:39,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:39,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:39,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:39,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:39,392 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:39,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:39,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:39,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:39,396 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 -> 13e7468a1a1c670520276654e893ff6d2121bf87 [2019-11-27 10:07:39,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:39,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:39,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:39,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:39,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:39,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_queue-2.i [2019-11-27 10:07:40,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f91f135f5/5856ebd11e664c189d59e353b36ae054/FLAGddf1b1924 [2019-11-27 10:07:41,282 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:41,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_queue-2.i [2019-11-27 10:07:41,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f91f135f5/5856ebd11e664c189d59e353b36ae054/FLAGddf1b1924 [2019-11-27 10:07:41,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f91f135f5/5856ebd11e664c189d59e353b36ae054 [2019-11-27 10:07:41,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:41,381 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:41,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:41,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:41,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:41,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:41" (1/1) ... [2019-11-27 10:07:41,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35365046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:41, skipping insertion in model container [2019-11-27 10:07:41,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:41" (1/1) ... [2019-11-27 10:07:41,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:41,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:43,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:43,326 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:43,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:44,055 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:44,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44 WrapperNode [2019-11-27 10:07:44,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:44,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:44,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:44,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:44,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:44,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:44,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:44,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:44,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:44,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:45,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:45,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44" (1/1) ... [2019-11-27 10:07:45,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:45,163 INFO L168 Benchmark]: Toolchain (without parser) took 3789.84 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 853.2 MB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,166 INFO L168 Benchmark]: CDTParser took 0.44 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 10:07:45,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2669.73 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 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.41 ms. Allocated memory is still 1.0 GB. Free memory was 916.2 MB in the beginning and 881.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,179 INFO L168 Benchmark]: Boogie Preprocessor took 566.73 ms. Allocated memory is still 1.0 GB. Free memory was 881.9 MB in the beginning and 853.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:45,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2669.73 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 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.41 ms. Allocated memory is still 1.0 GB. Free memory was 916.2 MB in the beginning and 881.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 566.73 ms. Allocated memory is still 1.0 GB. Free memory was 881.9 MB in the beginning and 853.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...