./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.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.1.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 344c73925844953f618b165f5d153337ea73c943 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 344c73925844953f618b165f5d153337ea73c943 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:50,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:50,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:50,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:50,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:50,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:50,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:50,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:50,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:50,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:50,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:50,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:50,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:50,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:50,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:50,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:50,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:50,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:50,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:50,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:50,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:50,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:50,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:50,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:50,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:50,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:50,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:50,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:50,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:50,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:50,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:50,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:50,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:50,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:50,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:50,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:50,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:50,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:50,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:50,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:50,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:50,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:50,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:50,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:50,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:50,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:50,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:50,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:50,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:50,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:50,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:50,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:50,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:50,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:50,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:50,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:50,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:50,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:50,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:50,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:50,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:50,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:50,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:50,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:50,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:50,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:50,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:50,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:50,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:50,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:50,581 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-27 16:23:51,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:51,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:51,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:51,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:51,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:51,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 16:23:51,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0efe48d6/8e524626c35f4e4b948bcded9eb931e2/FLAGdf60f4f07 [2019-11-27 16:23:52,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:52,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 16:23:52,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0efe48d6/8e524626c35f4e4b948bcded9eb931e2/FLAGdf60f4f07 [2019-11-27 16:23:52,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0efe48d6/8e524626c35f4e4b948bcded9eb931e2 [2019-11-27 16:23:52,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:52,899 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:52,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:52,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:52,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:52,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,923 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 04:23:52, skipping insertion in model container [2019-11-27 16:23:52,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:53,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:54,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:54,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:55,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:55,334 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:55,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55 WrapperNode [2019-11-27 16:23:55,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:55,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:55,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:55,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:55,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:55,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:56,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:56,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:56,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:56,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:56,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:56,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:56,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:56,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:57,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:58,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:58,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:55" (1/1) ... [2019-11-27 16:23:58,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:58,716 INFO L168 Benchmark]: Toolchain (without parser) took 5817.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 893.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 329.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:58,717 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:58,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2438.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 927.4 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:58,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 1333.91 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 795.5 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:58,727 INFO L168 Benchmark]: Boogie Preprocessor took 2035.45 ms. Allocated memory is still 1.0 GB. Free memory was 795.5 MB in the beginning and 893.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 163.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:58,739 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2438.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 927.4 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1333.91 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 795.5 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2035.45 ms. Allocated memory is still 1.0 GB. Free memory was 795.5 MB in the beginning and 893.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 163.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:24:02,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:24:02,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:24:02,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:24:02,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:24:02,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:24:02,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:24:02,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:24:02,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:24:02,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:24:02,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:24:02,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:24:02,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:24:02,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:24:02,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:24:02,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:24:02,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:24:02,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:24:02,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:24:02,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:24:02,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:24:02,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:24:02,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:24:02,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:24:02,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:24:02,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:24:02,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:24:02,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:24:02,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:24:02,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:24:02,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:24:02,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:24:02,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:24:02,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:24:02,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:24:02,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:24:02,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:24:02,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:24:02,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:24:02,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:24:02,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:24:02,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:24:02,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:24:02,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:24:02,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:24:02,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:24:02,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:24:02,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:24:02,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:24:02,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:24:02,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:24:02,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:24:02,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:24:02,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:24:02,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:24:02,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:24:02,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:24:02,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:24:02,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:24:02,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:24:02,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:24:02,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:24:02,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:24:02,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:24:02,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:24:02,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:24:02,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:24:02,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:24:02,976 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:24:02,977 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:24:02,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:24:02,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:24:02,979 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-27 16:24:03,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:03,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:03,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:03,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:03,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:03,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 16:24:03,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0589f93/48f2353c5d444443ba9f32ffde160697/FLAGa68800965 [2019-11-27 16:24:05,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:05,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 16:24:05,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0589f93/48f2353c5d444443ba9f32ffde160697/FLAGa68800965 [2019-11-27 16:24:05,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b0589f93/48f2353c5d444443ba9f32ffde160697 [2019-11-27 16:24:05,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:05,381 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:05,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:05,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:05,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:05,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:05" (1/1) ... [2019-11-27 16:24:05,405 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 04:24:05, skipping insertion in model container [2019-11-27 16:24:05,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:05" (1/1) ... [2019-11-27 16:24:05,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:05,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:07,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:07,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:08,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:08,339 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:08,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08 WrapperNode [2019-11-27 16:24:08,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:08,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:08,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:08,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:08,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:08,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:09,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:09,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:09,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:09,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:09,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:09,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:10,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:10,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:11,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:11,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:12,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:08" (1/1) ... [2019-11-27 16:24:12,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:12,303 INFO L168 Benchmark]: Toolchain (without parser) took 6917.78 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 872.1 MB in the end (delta: 83.9 MB). Peak memory consumption was 312.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:12,304 INFO L168 Benchmark]: CDTParser took 0.36 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 16:24:12,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2960.40 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 904.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:12,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 1346.79 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.5 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:12,315 INFO L168 Benchmark]: Boogie Preprocessor took 2600.98 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 872.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 134.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:12,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2960.40 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 904.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1346.79 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.5 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2600.98 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 872.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 134.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...