./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.4.M1.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.M1.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:07:09,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:09,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:09,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:09,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:09,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:09,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:09,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:09,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:09,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:09,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:09,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:09,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:09,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:09,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:09,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:09,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:09,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:09,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:09,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:09,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:09,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:09,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:09,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:09,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:09,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:09,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:09,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:09,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:09,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:09,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:09,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:09,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:09,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:09,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:09,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:09,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:09,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:09,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:09,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:09,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:09,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:07:09,952 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:09,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:09,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:09,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:09,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:09,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:09,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:09,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:07:09,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:09,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:09,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:09,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:09,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:09,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:09,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:09,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:09,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:09,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:09,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:09,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:09,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:09,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:09,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:09,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:09,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:09,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:07:09,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:07:09,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:09,978 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-25 23:07:10,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:10,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:10,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:10,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:10,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:10,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-25 23:07:10,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86cd963f/4db11c78dbc54443b21ea737d629066a/FLAG285bb8b6b [2019-11-25 23:07:12,156 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:12,157 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-25 23:07:12,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86cd963f/4db11c78dbc54443b21ea737d629066a/FLAG285bb8b6b [2019-11-25 23:07:12,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86cd963f/4db11c78dbc54443b21ea737d629066a [2019-11-25 23:07:12,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:12,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:12,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:12,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:12,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:12,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:12" (1/1) ... [2019-11-25 23:07:12,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:12, skipping insertion in model container [2019-11-25 23:07:12,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:12" (1/1) ... [2019-11-25 23:07:12,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:12,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:14,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:14,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:15,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:15,156 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:15,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15 WrapperNode [2019-11-25 23:07:15,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:15,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:15,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:15,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:15,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:15,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:16,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:16,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:16,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:16,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:17,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:17,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:17,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:17,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:18,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:18,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:19,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:15" (1/1) ... [2019-11-25 23:07:19,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:19,428 INFO L168 Benchmark]: Toolchain (without parser) took 6855.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 786.0 MB in the end (delta: 168.6 MB). Peak memory consumption was 315.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:19,430 INFO L168 Benchmark]: CDTParser took 2.14 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. [2019-11-25 23:07:19,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2582.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 904.3 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:19,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 1739.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.3 MB in the beginning and 720.9 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:19,442 INFO L168 Benchmark]: Boogie Preprocessor took 2512.31 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 786.0 MB in the end (delta: -65.0 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:19,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.14 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 2582.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 904.3 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1739.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.3 MB in the beginning and 720.9 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2512.31 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 786.0 MB in the end (delta: -65.0 MB). Peak memory consumption was 81.3 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 0.1.24-65d6cd2 [2019-11-25 23:07:23,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:23,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:23,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:23,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:23,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:23,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:23,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:23,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:23,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:23,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:23,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:23,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:23,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:23,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:23,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:23,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:23,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:23,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:23,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:23,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:23,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:23,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:23,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:23,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:23,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:23,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:23,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:23,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:23,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:23,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:23,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:23,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:23,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:23,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:23,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:23,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:23,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:23,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:23,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:23,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:23,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:23,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:23,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:23,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:23,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:23,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:23,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:23,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:23,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:23,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:23,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:23,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:23,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:23,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:23,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:23,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:23,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:23,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:23,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:23,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:23,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:23,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:23,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:23,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:23,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:23,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:23,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:23,898 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:23,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:23,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:23,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:23,903 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-25 23:07:24,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:24,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:24,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:24,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:24,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:24,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-25 23:07:24,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe573cf/bfd959dea97c480197b853413caf9bbe/FLAG472402077 [2019-11-25 23:07:26,050 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:26,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-25 23:07:26,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe573cf/bfd959dea97c480197b853413caf9bbe/FLAG472402077 [2019-11-25 23:07:26,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe573cf/bfd959dea97c480197b853413caf9bbe [2019-11-25 23:07:26,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:26,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:26,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:26,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:26,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:26,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:26" (1/1) ... [2019-11-25 23:07:26,364 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 25.11 11:07:26, skipping insertion in model container [2019-11-25 23:07:26,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:26" (1/1) ... [2019-11-25 23:07:26,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:26,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:28,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:28,443 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:29,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:29,339 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:29,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29 WrapperNode [2019-11-25 23:07:29,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:29,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:29,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:29,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:29,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:29,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:31,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:31,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:31,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:31,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:31,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:31,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:31,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:31,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:32,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:33,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:33,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:29" (1/1) ... [2019-11-25 23:07:34,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:34,045 INFO L168 Benchmark]: Toolchain (without parser) took 7699.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 762.3 MB in the end (delta: 195.1 MB). Peak memory consumption was 195.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:34,048 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 23:07:34,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2986.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 881.2 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:34,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 2271.85 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 907.6 MB in the end (delta: -26.4 MB). Peak memory consumption was 234.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:34,059 INFO L168 Benchmark]: Boogie Preprocessor took 2422.59 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 762.3 MB in the end (delta: 145.3 MB). Peak memory consumption was 145.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:34,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2986.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 881.2 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2271.85 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 907.6 MB in the end (delta: -26.4 MB). Peak memory consumption was 234.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2422.59 ms. Allocated memory is still 1.0 GB. Free memory was 907.6 MB in the beginning and 762.3 MB in the end (delta: 145.3 MB). Peak memory consumption was 145.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...