./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 17:14:22,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:22,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:22,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:22,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:22,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:22,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:22,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:22,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:22,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:22,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:22,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:22,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:22,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:22,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:22,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:22,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:22,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:22,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:22,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:22,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:22,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:22,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:22,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:22,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:22,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:22,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:22,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:22,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:22,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:22,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:22,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:22,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:22,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:22,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:22,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:22,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:22,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:22,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:22,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:22,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:22,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:22,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:22,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:22,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:22,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:22,645 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:22,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:22,645 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:22,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:22,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:22,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:22,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:22,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:22,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:22,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:22,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:22,653 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:22,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:22,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:22,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:22,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:22,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:22,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:22,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:22,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:22,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:22,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:22,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:22,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:22,662 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 [2019-11-26 17:14:23,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:23,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:23,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:23,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:23,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:23,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-26 17:14:23,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14bb575a/da658392d6f940ae8a744bb9b3b7c7cd/FLAG146ba29cb [2019-11-26 17:14:24,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:24,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-26 17:14:24,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14bb575a/da658392d6f940ae8a744bb9b3b7c7cd/FLAG146ba29cb [2019-11-26 17:14:24,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14bb575a/da658392d6f940ae8a744bb9b3b7c7cd [2019-11-26 17:14:24,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:24,956 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:24,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:24,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:24,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,983 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 26.11 05:14:24, skipping insertion in model container [2019-11-26 17:14:24,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:25,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:26,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,742 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:27,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:27,313 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:27,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27 WrapperNode [2019-11-26 17:14:27,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:27,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:27,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:27,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:27,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:27,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:28,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:28,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:28,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:28,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:28,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:28,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:28,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:28,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:29,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:30,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:30,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:30,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:30,779 INFO L168 Benchmark]: Toolchain (without parser) took 5821.09 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 892.7 MB in the end (delta: 63.3 MB). Peak memory consumption was 324.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,780 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 17:14:30,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2356.01 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 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 1416.14 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 795.8 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,790 INFO L168 Benchmark]: Boogie Preprocessor took 2037.86 ms. Allocated memory is still 1.0 GB. Free memory was 795.8 MB in the beginning and 892.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 163.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2356.01 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 933.3 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1416.14 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 795.8 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2037.86 ms. Allocated memory is still 1.0 GB. Free memory was 795.8 MB in the beginning and 892.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 163.8 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 0.1.24-025d5a2 [2019-11-26 17:14:34,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:34,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:34,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:34,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:34,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:34,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:34,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:34,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:34,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:34,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:34,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:34,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:34,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:34,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:34,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:34,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:34,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:34,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:34,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:34,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:34,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:34,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:34,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:34,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:34,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:34,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:34,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:34,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:34,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:34,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:34,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:34,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:34,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:34,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:34,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:34,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:34,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:34,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:34,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:34,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:34,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:34,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:34,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:34,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:34,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:34,939 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:34,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:34,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:34,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:34,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:34,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:34,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:34,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:34,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:34,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:34,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:34,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:34,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:34,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:34,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:34,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:34,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:34,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:34,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:34,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:34,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:34,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:34,954 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:34,954 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:34,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:34,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:34,958 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 [2019-11-26 17:14:35,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:35,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:35,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:35,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:35,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:35,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-26 17:14:35,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76609b8b4/21c343bb5fc1457ab013db06e9192710/FLAG326a9231a [2019-11-26 17:14:37,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:37,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-2.c [2019-11-26 17:14:37,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76609b8b4/21c343bb5fc1457ab013db06e9192710/FLAG326a9231a [2019-11-26 17:14:37,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76609b8b4/21c343bb5fc1457ab013db06e9192710 [2019-11-26 17:14:37,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:37,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:37,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:37,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:37,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:37,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:37" (1/1) ... [2019-11-26 17:14:37,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6783b8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:37, skipping insertion in model container [2019-11-26 17:14:37,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:37" (1/1) ... [2019-11-26 17:14:37,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:37,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:39,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:39,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:40,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:40,205 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:40,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40 WrapperNode [2019-11-26 17:14:40,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:40,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:40,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:40,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:40,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:40,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:41,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:41,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:41,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:41,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:41,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:41,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:41,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:41,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:43,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:43,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:43,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:40" (1/1) ... [2019-11-26 17:14:43,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:43,872 INFO L168 Benchmark]: Toolchain (without parser) took 6452.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 877.2 MB in the end (delta: 78.7 MB). Peak memory consumption was 312.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,873 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-26 17:14:43,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2779.13 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 904.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 1429.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 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. [2019-11-26 17:14:43,885 INFO L168 Benchmark]: Boogie Preprocessor took 2225.03 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 877.2 MB in the end (delta: -98.7 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:43,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 2779.13 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 904.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1429.76 ms. Allocated memory is still 1.0 GB. Free memory was 904.6 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 2225.03 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 877.2 MB in the end (delta: -98.7 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...