./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 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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 0.1.24-509859d [2019-11-27 16:29:17,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:17,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:17,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:17,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:17,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:17,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:17,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:17,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:17,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:17,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:17,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:17,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:17,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:17,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:17,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:17,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:17,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:17,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:17,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:17,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:17,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:17,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:17,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:17,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:17,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:17,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:17,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:17,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:17,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:17,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:17,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:17,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:17,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:17,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:17,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:17,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:17,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:17,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:17,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:17,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:17,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:17,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:17,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:17,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:17,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:17,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:17,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:17,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:17,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:17,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:17,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:17,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:17,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:17,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:17,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:17,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:17,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:17,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:17,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:17,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:17,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:17,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:17,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:17,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:17,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:17,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:17,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:17,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:17,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:17,696 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 16:29:18,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:18,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:18,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:18,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:18,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:18,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 16:29:18,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb919d5a/369f1d11c6e846fb8041fb61b8c4347c/FLAG889a9230a [2019-11-27 16:29:19,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:19,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 16:29:19,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb919d5a/369f1d11c6e846fb8041fb61b8c4347c/FLAG889a9230a [2019-11-27 16:29:19,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbb919d5a/369f1d11c6e846fb8041fb61b8c4347c [2019-11-27 16:29:19,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:19,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:19,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:19,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:19,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:19,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:19, skipping insertion in model container [2019-11-27 16:29:19,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:19" (1/1) ... [2019-11-27 16:29:19,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:19,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:21,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:21,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:21,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:21,508 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:21,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21 WrapperNode [2019-11-27 16:29:21,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:21,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:21,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:21,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:21,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:21,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:21,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:21,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:21,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:21,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:21,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:21,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:21,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:21,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:22,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:22,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:22,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:21" (1/1) ... [2019-11-27 16:29:22,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:22,288 INFO L168 Benchmark]: Toolchain (without parser) took 2594.60 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 926.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:22,293 INFO L168 Benchmark]: CDTParser took 0.32 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 16:29:22,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1820.97 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:22,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 371.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 938.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:22,300 INFO L168 Benchmark]: Boogie Preprocessor took 395.16 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:22,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1820.97 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 371.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 938.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 395.16 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:26,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:26,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:26,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:26,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:26,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:26,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:26,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:26,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:26,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:26,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:26,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:26,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:26,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:26,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:26,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:26,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:26,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:26,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:26,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:26,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:26,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:26,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:26,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:26,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:26,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:26,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:26,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:26,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:26,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:26,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:26,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:26,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:26,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:26,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:26,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:26,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:26,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:26,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:26,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:26,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:26,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:26,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:26,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:26,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:26,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:26,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:26,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:26,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:26,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:26,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:26,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:26,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:26,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:26,647 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:26,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:26,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:26,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:26,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:26,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:26,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:26,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:26,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:26,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:26,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:26,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:26,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:26,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:26,658 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:26,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:26,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:26,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:26,660 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 16:29:27,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:27,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:27,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:27,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:27,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:27,383 INFO L428 ainManager$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 16:29:27,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf49f202/9d5de04545dc4d1d915518f1ed4876a7/FLAG43435d7f7 [2019-11-27 16:29:28,774 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:28,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2019-11-27 16:29:28,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf49f202/9d5de04545dc4d1d915518f1ed4876a7/FLAG43435d7f7 [2019-11-27 16:29:29,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daf49f202/9d5de04545dc4d1d915518f1ed4876a7 [2019-11-27 16:29:29,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:29,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:29,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:29,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:29,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:29,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb9fd83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29, skipping insertion in model container [2019-11-27 16:29:29,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:29,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:29,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:30,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:30,840 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:31,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:31,330 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:31,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31 WrapperNode [2019-11-27 16:29:31,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:31,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:31,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:31,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:31,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:31,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:31,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:31,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:31,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:31,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:32,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:32,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:32,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:31" (1/1) ... [2019-11-27 16:29:32,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:32,256 INFO L168 Benchmark]: Toolchain (without parser) took 3007.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 928.0 MB in the end (delta: 30.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,257 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2071.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 378.16 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,269 INFO L168 Benchmark]: Boogie Preprocessor took 536.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 928.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2071.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 378.16 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 536.74 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 928.0 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...