./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c --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-mthreaded/rekcba_aso.2.M1-1.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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.M1-1.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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:52,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:52,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:52,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:52,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:52,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:52,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:52,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:52,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:52,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:52,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:52,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:52,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:52,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:52,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:52,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:52,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:52,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:52,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:52,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:52,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:52,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:52,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:52,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:52,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:52,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:52,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:52,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:52,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:52,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:52,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:52,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:52,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:52,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:52,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:52,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:52,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:52,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:52,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:52,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:52,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:52,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:52,862 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:52,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:52,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:52,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:52,871 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:52,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:52,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:52,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:52,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:52,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:52,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:52,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:52,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:52,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:52,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:52,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:52,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:52,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:52,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:52,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:52,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:52,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:52,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:52,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:52,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:52,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:52,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:52,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:52,889 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-27 16:23:53,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:53,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:53,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:53,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:53,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:53,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 16:23:53,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0cad4533/24d9136d9e6c4afb95a5bdd8bbbadaa9/FLAG6d0c032d2 [2019-11-27 16:23:55,350 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:55,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 16:23:55,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0cad4533/24d9136d9e6c4afb95a5bdd8bbbadaa9/FLAG6d0c032d2 [2019-11-27 16:23:55,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0cad4533/24d9136d9e6c4afb95a5bdd8bbbadaa9 [2019-11-27 16:23:55,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:55,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:55,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:55,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:55,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:55,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:55,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55, skipping insertion in model container [2019-11-27 16:23:55,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:55,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:55,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:57,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:57,535 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:58,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:58,268 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:58,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58 WrapperNode [2019-11-27 16:23:58,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:58,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:58,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:58,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:58,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:23:58,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:00,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:00,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:00,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:00,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:00,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:00,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:01,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:01,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:02,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:02,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:02,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58" (1/1) ... [2019-11-27 16:24:03,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:03,458 INFO L168 Benchmark]: Toolchain (without parser) took 7989.63 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 790.4 MB in the end (delta: 165.6 MB). Peak memory consumption was 321.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,463 INFO L168 Benchmark]: CDTParser took 0.42 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 16:24:03,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2797.70 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 904.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 1969.80 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 731.2 MB in the end (delta: 172.9 MB). Peak memory consumption was 172.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,471 INFO L168 Benchmark]: Boogie Preprocessor took 3204.84 ms. Allocated memory is still 1.0 GB. Free memory was 731.2 MB in the beginning and 790.4 MB in the end (delta: -59.2 MB). Peak memory consumption was 97.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:03,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2797.70 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 904.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1969.80 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 731.2 MB in the end (delta: 172.9 MB). Peak memory consumption was 172.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3204.84 ms. Allocated memory is still 1.0 GB. Free memory was 731.2 MB in the beginning and 790.4 MB in the end (delta: -59.2 MB). Peak memory consumption was 97.0 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 16:24:07,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:24:07,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:24:07,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:24:07,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:24:07,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:24:07,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:24:07,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:24:07,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:24:07,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:24:07,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:24:07,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:24:07,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:24:07,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:24:07,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:24:07,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:24:07,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:24:07,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:24:07,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:24:07,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:24:07,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:24:07,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:24:07,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:24:08,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:24:08,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:24:08,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:24:08,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:24:08,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:24:08,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:24:08,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:24:08,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:24:08,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:24:08,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:24:08,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:24:08,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:24:08,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:24:08,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:24:08,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:24:08,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:24:08,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:24:08,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:24:08,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:24:08,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:24:08,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:24:08,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:24:08,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:24:08,115 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:24:08,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:24:08,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:24:08,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:24:08,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:24:08,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:24:08,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:24:08,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:24:08,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:24:08,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:24:08,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:24:08,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:24:08,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:24:08,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:24:08,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:24:08,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:24:08,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:24:08,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:24:08,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:24:08,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:24:08,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:24:08,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:24:08,138 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:24:08,139 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:24:08,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:24:08,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:24:08,141 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-27 16:24:08,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:08,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:08,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:08,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:08,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:08,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 16:24:09,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b834e997/2feb943cd789488781d6961673e37145/FLAGc6b738687 [2019-11-27 16:24:10,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:10,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 16:24:10,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b834e997/2feb943cd789488781d6961673e37145/FLAGc6b738687 [2019-11-27 16:24:10,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b834e997/2feb943cd789488781d6961673e37145 [2019-11-27 16:24:10,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:10,923 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:10,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:10,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:10,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:10,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:10" (1/1) ... [2019-11-27 16:24:10,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:10, skipping insertion in model container [2019-11-27 16:24:10,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:10" (1/1) ... [2019-11-27 16:24:10,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:11,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:13,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:13,286 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:14,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:14,310 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:14,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14 WrapperNode [2019-11-27 16:24:14,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:14,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:14,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:14,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:14,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:14,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:16,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:16,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:16,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:16,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:16,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:16,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:17,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:17,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:18,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:18,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:18,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:14" (1/1) ... [2019-11-27 16:24:19,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:19,205 INFO L168 Benchmark]: Toolchain (without parser) took 8275.98 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 766.4 MB in the end (delta: 189.6 MB). Peak memory consumption was 189.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:19,206 INFO L168 Benchmark]: CDTParser took 0.42 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 16:24:19,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3378.78 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 881.3 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:19,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 2526.50 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 910.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 239.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:19,217 INFO L168 Benchmark]: Boogie Preprocessor took 2353.70 ms. Allocated memory is still 1.0 GB. Free memory was 910.6 MB in the beginning and 766.4 MB in the end (delta: 144.2 MB). Peak memory consumption was 144.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:19,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3378.78 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 881.3 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2526.50 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 910.6 MB in the end (delta: -29.3 MB). Peak memory consumption was 239.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2353.70 ms. Allocated memory is still 1.0 GB. Free memory was 910.6 MB in the beginning and 766.4 MB in the end (delta: 144.2 MB). Peak memory consumption was 144.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...