./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29227bc24a3445b200cf0fdc12bd4211d96c461f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.M1-2.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 29227bc24a3445b200cf0fdc12bd4211d96c461f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:01,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:01,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:01,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:01,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:01,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:01,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:01,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:01,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:01,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:01,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:01,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:01,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:01,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:01,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:01,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:01,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:01,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:01,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:01,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:01,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:01,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:01,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:01,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:01,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:01,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:01,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:01,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:01,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:01,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:01,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:01,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:01,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:01,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:01,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:01,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:01,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:01,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:01,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:01,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:01,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:01,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:01,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:01,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:01,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:01,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:01,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:01,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:01,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:01,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:01,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:01,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:01,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:01,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:01,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:01,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:01,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:01,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:01,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:01,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:01,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:01,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:01,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:01,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:01,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:01,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:01,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:01,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:01,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:01,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:01,718 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-27 10:02:02,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:02,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:02,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:02,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:02,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:02,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 10:02:02,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa36fcf91/a464480dcb384433964163ab68bda539/FLAGa46d32ff3 [2019-11-27 10:02:03,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:03,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 10:02:03,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa36fcf91/a464480dcb384433964163ab68bda539/FLAGa46d32ff3 [2019-11-27 10:02:03,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa36fcf91/a464480dcb384433964163ab68bda539 [2019-11-27 10:02:03,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:03,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:03,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:03,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:04,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:04,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:04,013 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 10:02:04, skipping insertion in model container [2019-11-27 10:02:04,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:04,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:04,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:05,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:05,804 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:06,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:06,400 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:06,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06 WrapperNode [2019-11-27 10:02:06,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:06,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:06,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:06,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:06,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:06,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:07,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:07,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:07,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:07,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:08,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:09,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:09,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:09,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:09,796 INFO L168 Benchmark]: Toolchain (without parser) took 5804.86 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 890.9 MB in the end (delta: 70.8 MB). Peak memory consumption was 326.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,797 INFO L168 Benchmark]: CDTParser took 2.69 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 10:02:09,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2407.91 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 1289.50 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 789.9 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,810 INFO L168 Benchmark]: Boogie Preprocessor took 2093.60 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 890.9 MB in the end (delta: -100.9 MB). Peak memory consumption was 154.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 2407.91 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1289.50 ms. Allocated memory is still 1.0 GB. Free memory was 921.7 MB in the beginning and 789.9 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2093.60 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 890.9 MB in the end (delta: -100.9 MB). Peak memory consumption was 154.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:13,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:13,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:13,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:13,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:13,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:13,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:13,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:13,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:13,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:13,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:13,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:13,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:13,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:13,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:13,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:13,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:13,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:13,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:13,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:13,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:13,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:13,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:13,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:13,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:13,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:13,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:13,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:13,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:13,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:13,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:13,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:13,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:13,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:13,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:13,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:13,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:13,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:13,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:13,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:13,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:13,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:13,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:13,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:13,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:13,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:13,903 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:13,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:13,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:13,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:13,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:13,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:13,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:13,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:13,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:13,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:13,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:13,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:13,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:13,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:13,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:13,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:13,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:13,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:13,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:13,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:13,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:13,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:13,917 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:13,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:13,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:13,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:13,921 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 -> 29227bc24a3445b200cf0fdc12bd4211d96c461f [2019-11-27 10:02:14,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:14,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:14,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:14,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:14,612 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:14,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 10:02:14,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f7fdd31/0bccc45f9e1d4f24ad424eeb41badbb1/FLAG345b6f2bf [2019-11-27 10:02:16,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:16,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-27 10:02:16,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f7fdd31/0bccc45f9e1d4f24ad424eeb41badbb1/FLAG345b6f2bf [2019-11-27 10:02:16,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f7fdd31/0bccc45f9e1d4f24ad424eeb41badbb1 [2019-11-27 10:02:16,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:16,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:16,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:16,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:16,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:16,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:16,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45842dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:16, skipping insertion in model container [2019-11-27 10:02:16,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:16" (1/1) ... [2019-11-27 10:02:16,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:16,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:18,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:18,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:19,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:19,457 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:19,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19 WrapperNode [2019-11-27 10:02:19,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:19,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:19,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:19,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:19,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:19,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:20,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:20,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:20,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:20,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:20,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:20,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:21,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:21,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:22,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:22,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:22,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:19" (1/1) ... [2019-11-27 10:02:23,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:23,144 INFO L168 Benchmark]: Toolchain (without parser) took 6692.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 875.3 MB in the end (delta: 85.0 MB). Peak memory consumption was 316.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:23,145 INFO L168 Benchmark]: CDTParser took 0.44 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 10:02:23,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3011.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 904.5 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:23,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 1492.84 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.4 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:23,155 INFO L168 Benchmark]: Boogie Preprocessor took 2179.52 ms. Allocated memory is still 1.0 GB. Free memory was 778.4 MB in the beginning and 875.3 MB in the end (delta: -96.8 MB). Peak memory consumption was 134.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:23,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 3011.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 904.5 MB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1492.84 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.4 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2179.52 ms. Allocated memory is still 1.0 GB. Free memory was 778.4 MB in the beginning and 875.3 MB in the end (delta: -96.8 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...