./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/id_o200.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/recursive-simple/id_o200.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 d8c3c65b97b16d5f9529b3588da9f4b2d93b24b8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/recursive-simple/id_o200.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 d8c3c65b97b16d5f9529b3588da9f4b2d93b24b8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:05:02,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:02,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:02,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:02,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:02,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:02,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:02,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:02,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:02,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:02,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:02,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:02,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:02,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:02,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:02,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:02,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:02,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:02,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:02,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:02,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:02,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:02,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:02,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:02,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:02,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:02,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:02,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:02,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:02,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:02,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:02,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:02,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:02,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:02,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:02,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:02,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:02,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:02,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:02,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:02,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:02,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:02,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:02,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:02,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:02,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:02,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:02,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:02,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:02,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:02,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:02,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:02,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:02,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:02,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:02,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:02,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:02,956 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:02,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:02,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:02,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:02,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:02,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:02,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:02,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:02,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:02,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:02,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:02,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:02,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:02,960 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 -> d8c3c65b97b16d5f9529b3588da9f4b2d93b24b8 [2019-11-25 23:05:03,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:03,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:03,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:03,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:03,453 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:03,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_o200.c [2019-11-25 23:05:03,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761de2b86/d502c91268ab46488ba9a2b132f17f4e/FLAGd3c704171 [2019-11-25 23:05:04,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:04,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o200.c [2019-11-25 23:05:04,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761de2b86/d502c91268ab46488ba9a2b132f17f4e/FLAGd3c704171 [2019-11-25 23:05:04,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/761de2b86/d502c91268ab46488ba9a2b132f17f4e [2019-11-25 23:05:04,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:04,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:04,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:04,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:04,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:04,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:04" (1/1) ... [2019-11-25 23:05:04,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c33f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:04, skipping insertion in model container [2019-11-25 23:05:04,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:04" (1/1) ... [2019-11-25 23:05:04,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:04,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:04,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:04,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:05,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:05,028 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:05,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05 WrapperNode [2019-11-25 23:05:05,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:05,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:05,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:05,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:05,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:05,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:05,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:05,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:05,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:05" (1/1) ... [2019-11-25 23:05:05,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:05,181 INFO L168 Benchmark]: Toolchain (without parser) took 571.87 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 991.1 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:05,183 INFO L168 Benchmark]: CDTParser took 1.76 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 23:05:05,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:05,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.1 MB in the end (delta: -42.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:05,189 INFO L168 Benchmark]: Boogie Preprocessor took 24.91 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:05,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 429.02 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.1 MB in the end (delta: -42.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 24.91 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. 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 23:05:07,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:07,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:07,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:07,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:07,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:07,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:07,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:07,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:08,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:08,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:08,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:08,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:08,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:08,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:08,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:08,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:08,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:08,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:08,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:08,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:08,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:08,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:08,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:08,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:08,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:08,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:08,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:08,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:08,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:08,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:08,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:08,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:08,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:08,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:08,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:08,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:08,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:08,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:08,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:08,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:08,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:08,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:08,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:08,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:08,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:08,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:08,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:08,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:08,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:08,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:08,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:08,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:08,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:08,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:08,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:08,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:08,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:08,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:08,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:08,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:08,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:08,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:08,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:08,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:08,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:08,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:08,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:08,117 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:08,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:08,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:08,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:08,118 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 -> d8c3c65b97b16d5f9529b3588da9f4b2d93b24b8 [2019-11-25 23:05:08,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:08,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:08,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:08,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:08,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:08,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_o200.c [2019-11-25 23:05:08,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ed8988/ebad2a5d3b7e4537b95f56d1068ff44c/FLAGf0ae065e4 [2019-11-25 23:05:09,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:09,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_o200.c [2019-11-25 23:05:09,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ed8988/ebad2a5d3b7e4537b95f56d1068ff44c/FLAGf0ae065e4 [2019-11-25 23:05:09,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3ed8988/ebad2a5d3b7e4537b95f56d1068ff44c [2019-11-25 23:05:09,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:09,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:09,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:09,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:09,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:09,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2297ac40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09, skipping insertion in model container [2019-11-25 23:05:09,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:09,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:10,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:10,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:10,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:10,115 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:10,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10 WrapperNode [2019-11-25 23:05:10,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:10,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:10,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:10,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:10,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:10,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:10,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:10,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:10,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:10" (1/1) ... [2019-11-25 23:05:10,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:10,243 INFO L168 Benchmark]: Toolchain (without parser) took 503.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:10,257 INFO L168 Benchmark]: CDTParser took 3.26 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 23:05:10,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.26 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:10,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:10,263 INFO L168 Benchmark]: Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:10,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 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 375.26 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...