./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-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_read_write_lock-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 485174163ed0806985dee450dc96253013a6670a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_read_write_lock-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 485174163ed0806985dee450dc96253013a6670a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:32,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:32,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:32,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:32,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:32,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:32,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:32,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:32,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:32,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:32,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:32,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:32,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:32,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:32,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:32,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:32,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:32,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:32,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:32,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:32,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:32,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:32,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:32,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:32,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:32,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:32,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:32,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:32,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:32,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:32,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:32,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:32,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:32,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:32,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:32,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:32,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:32,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:32,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:32,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:32,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:32,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:32,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:32,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:32,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:32,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:32,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:32,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:32,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:32,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:32,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:32,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:32,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:32,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:32,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:32,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:32,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:32,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:32,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:32,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:32,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:32,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:32,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:32,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:32,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:32,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:32,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:32,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:32,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:32,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:32,670 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 -> 485174163ed0806985dee450dc96253013a6670a [2019-11-27 10:07:33,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:33,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:33,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:33,333 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:33,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:33,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 10:07:33,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf3301ac/c169d39ad74f44c98974aef0ad2ad052/FLAG8107561fe [2019-11-27 10:07:34,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:34,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 10:07:34,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf3301ac/c169d39ad74f44c98974aef0ad2ad052/FLAG8107561fe [2019-11-27 10:07:34,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf3301ac/c169d39ad74f44c98974aef0ad2ad052 [2019-11-27 10:07:34,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:34,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:34,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:34,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:34,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:34,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:34, skipping insertion in model container [2019-11-27 10:07:34,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:34" (1/1) ... [2019-11-27 10:07:34,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:35,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:36,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:36,284 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:36,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:36,680 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:36,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36 WrapperNode [2019-11-27 10:07:36,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:36,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:36,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:36,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:36,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:36,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:37,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:37,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:37,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:37,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:36" (1/1) ... [2019-11-27 10:07:37,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:37,461 INFO L168 Benchmark]: Toolchain (without parser) took 2596.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 932.4 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:37,463 INFO L168 Benchmark]: CDTParser took 1.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:37,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1823.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 607.0 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:37,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 395.14 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 949.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:37,472 INFO L168 Benchmark]: Boogie Preprocessor took 370.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 932.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:37,486 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1823.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 607.0 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 395.14 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 949.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 370.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 932.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 10:07:41,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:41,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:41,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:41,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:41,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:41,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:41,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:41,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:41,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:41,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:41,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:41,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:41,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:41,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:41,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:41,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:41,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:41,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:41,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:41,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:41,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:41,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:41,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:41,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:41,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:41,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:41,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:41,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:41,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:41,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:41,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:41,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:41,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:41,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:41,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:41,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:41,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:41,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:41,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:41,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:41,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:41,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:41,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:41,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:41,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:41,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:41,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:41,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:41,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:41,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:41,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:41,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:41,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:41,579 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:41,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:41,580 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:41,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:41,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:41,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:41,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:41,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:41,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:41,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:41,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:41,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:41,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:41,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:41,589 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:41,589 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:41,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:41,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:41,591 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 -> 485174163ed0806985dee450dc96253013a6670a [2019-11-27 10:07:42,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:42,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:42,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:42,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:42,138 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:42,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 10:07:42,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ee1c2d0/5375c764472a4a37bd595d937ccce38f/FLAG8ec7aa216 [2019-11-27 10:07:43,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:43,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 10:07:43,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ee1c2d0/5375c764472a4a37bd595d937ccce38f/FLAG8ec7aa216 [2019-11-27 10:07:43,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9ee1c2d0/5375c764472a4a37bd595d937ccce38f [2019-11-27 10:07:43,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:43,993 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:44,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:44,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:44,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:44,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:43" (1/1) ... [2019-11-27 10:07:44,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:44, skipping insertion in model container [2019-11-27 10:07:44,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:43" (1/1) ... [2019-11-27 10:07:44,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:44,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:45,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:45,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:45,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:45,938 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:45,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45 WrapperNode [2019-11-27 10:07:45,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:45,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:45,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:45,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:45,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:46,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:46,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:46,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:46,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:45" (1/1) ... [2019-11-27 10:07:46,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:46,771 INFO L168 Benchmark]: Toolchain (without parser) took 2770.90 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 921.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,772 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:07:46,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1933.85 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 961.1 MB in the end (delta: 587.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.05 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,782 INFO L168 Benchmark]: Boogie Preprocessor took 427.10 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 921.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:46,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1933.85 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 961.1 MB in the end (delta: 587.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.05 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 427.10 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 921.0 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...