./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.1.M4-2.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 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.1.M4-2.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 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:18,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:18,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:18,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:18,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:18,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:18,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:18,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:18,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:18,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:18,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:18,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:18,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:18,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:18,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:18,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:18,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:18,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:18,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:18,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:18,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:18,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:18,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:18,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:18,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:18,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:18,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:18,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:18,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:18,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:18,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:18,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:18,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:18,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:18,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:18,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:18,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:18,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:18,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:18,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:18,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:18,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:18,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:18,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:18,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:18,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:18,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:18,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:18,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:18,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:18,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:18,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:18,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:18,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:18,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:18,851 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:18,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:18,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:18,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:18,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:18,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:18,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:18,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:18,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:18,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:18,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:18,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:18,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:18,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:18,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:18,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:18,857 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 -> 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 [2019-11-24 21:20:19,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:19,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:19,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:19,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:19,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:19,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-24 21:20:19,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd5da940/3a2a3fea9c6c436eb2b648bdba40ea02/FLAGe8bbd6de1 [2019-11-24 21:20:20,633 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:20,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-24 21:20:20,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd5da940/3a2a3fea9c6c436eb2b648bdba40ea02/FLAGe8bbd6de1 [2019-11-24 21:20:20,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bd5da940/3a2a3fea9c6c436eb2b648bdba40ea02 [2019-11-24 21:20:20,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:20,900 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:20,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:20,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:20,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:20,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:20" (1/1) ... [2019-11-24 21:20:20,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6365597e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:20, skipping insertion in model container [2019-11-24 21:20:20,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:20" (1/1) ... [2019-11-24 21:20:20,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:21,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:23,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:23,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:24,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:24,986 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:24,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24 WrapperNode [2019-11-24 21:20:24,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:24,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:24,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:24,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:25,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:25,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:32,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:32,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:32,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:32,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:32,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:32,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:33,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:33,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:36,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:37,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:37,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:38,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:38,714 INFO L168 Benchmark]: Toolchain (without parser) took 17810.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 133.7 MB in the end (delta: 816.5 MB). Peak memory consumption was 859.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:38,715 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-24 21:20:38,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4088.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.7 MB in the end (delta: 210.8 MB). Peak memory consumption was 280.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:38,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 7151.47 ms. Allocated memory is still 1.0 GB. Free memory was 733.7 MB in the beginning and 449.5 MB in the end (delta: 284.3 MB). Peak memory consumption was 439.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:38,737 INFO L168 Benchmark]: Boogie Preprocessor took 6564.67 ms. Allocated memory is still 1.0 GB. Free memory was 449.5 MB in the beginning and 133.7 MB in the end (delta: 315.8 MB). Peak memory consumption was 358.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:38,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 4088.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.7 MB in the end (delta: 210.8 MB). Peak memory consumption was 280.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7151.47 ms. Allocated memory is still 1.0 GB. Free memory was 733.7 MB in the beginning and 449.5 MB in the end (delta: 284.3 MB). Peak memory consumption was 439.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 6564.67 ms. Allocated memory is still 1.0 GB. Free memory was 449.5 MB in the beginning and 133.7 MB in the end (delta: 315.8 MB). Peak memory consumption was 358.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:41,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:41,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:41,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:41,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:41,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:41,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:41,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:41,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:41,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:41,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:41,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:41,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:41,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:41,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:41,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:41,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:41,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:41,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:41,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:41,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:41,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:41,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:41,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:41,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:41,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:41,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:41,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:41,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:41,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:41,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:41,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:41,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:41,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:41,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:41,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:41,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:41,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:41,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:41,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:41,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:41,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:41,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:41,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:41,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:41,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:41,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:41,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:41,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:41,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:41,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:41,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:41,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:41,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:41,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:41,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:41,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:41,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:41,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:41,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:41,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:41,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:41,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:41,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:41,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:41,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:41,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:41,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:41,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:41,712 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:41,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:41,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:41,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:41,716 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 -> 25b7cc2eb136cdc0ffbe7bcb1599eb20a07b4169 [2019-11-24 21:20:42,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:42,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:42,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:42,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:42,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:42,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-24 21:20:42,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e565da1/97a1d6e000ef456192f6d3e82a363656/FLAG93e8dbbc2 [2019-11-24 21:20:43,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:43,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M4-2.c [2019-11-24 21:20:43,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e565da1/97a1d6e000ef456192f6d3e82a363656/FLAG93e8dbbc2 [2019-11-24 21:20:43,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e565da1/97a1d6e000ef456192f6d3e82a363656 [2019-11-24 21:20:43,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:43,844 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:43,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:43,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:43,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:43,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:43" (1/1) ... [2019-11-24 21:20:43,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:43, skipping insertion in model container [2019-11-24 21:20:43,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:43" (1/1) ... [2019-11-24 21:20:43,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:44,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:47,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:47,295 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:49,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:49,455 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:49,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49 WrapperNode [2019-11-24 21:20:49,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:49,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:49,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:49,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:49,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:20:49,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:20:56,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:56,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:56,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:56,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:56,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:20:56,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:20:57,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:20:57,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:21:01,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:21:02,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:21:03,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:49" (1/1) ... [2019-11-24 21:21:04,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:21:04,248 INFO L168 Benchmark]: Toolchain (without parser) took 20401.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 174.9 MB in the end (delta: 769.6 MB). Peak memory consumption was 847.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:04,255 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-24 21:21:04,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5609.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 752.5 MB in the end (delta: 186.3 MB). Peak memory consumption was 299.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:04,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 7330.42 ms. Allocated memory is still 1.0 GB. Free memory was 752.5 MB in the beginning and 540.4 MB in the end (delta: 212.1 MB). Peak memory consumption was 464.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:04,264 INFO L168 Benchmark]: Boogie Preprocessor took 7456.08 ms. Allocated memory is still 1.0 GB. Free memory was 540.4 MB in the beginning and 174.9 MB in the end (delta: 365.4 MB). Peak memory consumption was 443.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:04,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 5609.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 752.5 MB in the end (delta: 186.3 MB). Peak memory consumption was 299.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 7330.42 ms. Allocated memory is still 1.0 GB. Free memory was 752.5 MB in the beginning and 540.4 MB in the end (delta: 212.1 MB). Peak memory consumption was 464.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 7456.08 ms. Allocated memory is still 1.0 GB. Free memory was 540.4 MB in the beginning and 174.9 MB in the end (delta: 365.4 MB). Peak memory consumption was 443.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...