./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-2.c --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-mthreaded/rekcba_aso.2.M1-2.c -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 e3300be66b5d48bb087247bc9e8633b5f1360eb4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-mthreaded/rekcba_aso.2.M1-2.c -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 e3300be66b5d48bb087247bc9e8633b5f1360eb4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:02:05,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:05,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:05,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:05,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:05,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:05,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:05,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:05,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:05,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:05,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:05,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:05,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:05,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:05,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:05,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:05,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:05,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:05,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:05,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:05,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:05,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:05,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:05,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:05,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:05,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:05,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:05,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:05,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:05,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:05,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:05,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:05,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:05,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:05,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:05,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:05,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:05,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:05,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:05,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:05,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:05,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:05,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:05,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:05,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:05,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:05,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:05,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:05,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:05,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:05,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:05,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:05,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:05,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:05,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:05,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:05,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:05,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:05,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:05,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:05,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:05,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:05,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:05,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:05,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:05,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:05,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:05,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:05,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:05,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:05,694 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 -> e3300be66b5d48bb087247bc9e8633b5f1360eb4 [2019-11-27 10:02:06,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:06,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:06,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:06,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:06,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:06,356 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-2.c [2019-11-27 10:02:06,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16f9a16ee/0e4f625bfe77497596fd6e1ec1a3fcc2/FLAG04c0781a9 [2019-11-27 10:02:07,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:07,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-2.c [2019-11-27 10:02:08,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16f9a16ee/0e4f625bfe77497596fd6e1ec1a3fcc2/FLAG04c0781a9 [2019-11-27 10:02:08,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16f9a16ee/0e4f625bfe77497596fd6e1ec1a3fcc2 [2019-11-27 10:02:08,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:08,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:08,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:08,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:08,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:08,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:08" (1/1) ... [2019-11-27 10:02:08,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462bd67d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:08, skipping insertion in model container [2019-11-27 10:02:08,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:08" (1/1) ... [2019-11-27 10:02:08,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:08,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:10,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:10,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:10,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:10,815 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:10,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10 WrapperNode [2019-11-27 10:02:10,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:10,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:10,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:10,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:10,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:11,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:12,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:12,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:12,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:12,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:12,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:12,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:12,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:12,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:13,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:14,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:14,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:14,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:14,940 INFO L168 Benchmark]: Toolchain (without parser) took 6865.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 879.0 MB in the end (delta: 77.0 MB). Peak memory consumption was 320.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,944 INFO L168 Benchmark]: CDTParser took 3.28 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 10:02:14,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2740.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.7 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 1609.53 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 788.9 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,953 INFO L168 Benchmark]: Boogie Preprocessor took 2501.16 ms. Allocated memory is still 1.0 GB. Free memory was 788.9 MB in the beginning and 879.0 MB in the end (delta: -90.1 MB). Peak memory consumption was 153.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.28 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 2740.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.7 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1609.53 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 788.9 MB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2501.16 ms. Allocated memory is still 1.0 GB. Free memory was 788.9 MB in the beginning and 879.0 MB in the end (delta: -90.1 MB). Peak memory consumption was 153.5 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-da95e15 [2019-11-27 10:02:19,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:19,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:19,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:19,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:19,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:19,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:19,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:19,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:19,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:19,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:19,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:19,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:19,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:19,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:19,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:19,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:19,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:19,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:19,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:19,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:19,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:19,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:19,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:19,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:19,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:19,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:19,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:19,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:19,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:19,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:19,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:19,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:19,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:19,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:19,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:19,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:19,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:19,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:19,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:19,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:19,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:19,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:19,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:19,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:19,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:19,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:19,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:19,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:19,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:19,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:19,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:19,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:19,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:19,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:19,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:19,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:19,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:19,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:19,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:19,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:19,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:19,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:19,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:19,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:19,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:19,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:19,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:19,272 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:19,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:19,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:19,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:19,274 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 -> e3300be66b5d48bb087247bc9e8633b5f1360eb4 [2019-11-27 10:02:19,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:19,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:19,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:19,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:19,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:19,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-2.c [2019-11-27 10:02:20,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044208cf3/c532cbccd4dc4010aa42f0c2a0b0cb36/FLAG20595dda2 [2019-11-27 10:02:21,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:21,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-2.c [2019-11-27 10:02:21,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044208cf3/c532cbccd4dc4010aa42f0c2a0b0cb36/FLAG20595dda2 [2019-11-27 10:02:21,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044208cf3/c532cbccd4dc4010aa42f0c2a0b0cb36 [2019-11-27 10:02:21,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:21,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:21,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:21,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:21,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:21,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:21,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21, skipping insertion in model container [2019-11-27 10:02:21,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:21,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:21,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:23,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:23,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:24,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:24,802 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:24,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24 WrapperNode [2019-11-27 10:02:24,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:24,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:24,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:24,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:24,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:25,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:26,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:26,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:26,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:26,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:26,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:26,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:26,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:26,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:28,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:28,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:28,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:24" (1/1) ... [2019-11-27 10:02:28,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:29,005 INFO L168 Benchmark]: Toolchain (without parser) took 7258.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.1 MB in the end (delta: 87.9 MB). Peak memory consumption was 309.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:29,006 INFO L168 Benchmark]: CDTParser took 0.45 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 10:02:29,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3057.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:29,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 1647.25 ms. Allocated memory is still 1.0 GB. Free memory was 898.8 MB in the beginning and 767.0 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:29,017 INFO L168 Benchmark]: Boogie Preprocessor took 2541.16 ms. Allocated memory is still 1.0 GB. Free memory was 767.0 MB in the beginning and 868.1 MB in the end (delta: -101.1 MB). Peak memory consumption was 120.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:29,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3057.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 898.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1647.25 ms. Allocated memory is still 1.0 GB. Free memory was 898.8 MB in the beginning and 767.0 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2541.16 ms. Allocated memory is still 1.0 GB. Free memory was 767.0 MB in the beginning and 868.1 MB in the end (delta: -101.1 MB). Peak memory consumption was 120.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...