./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_m2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-crafted/zero_sum_m2.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 a92b8aee44fcc01c915730d5e2f4f618847ca492 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-crafted/zero_sum_m2.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 a92b8aee44fcc01c915730d5e2f4f618847ca492 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:16,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:16,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:16,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:16,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:16,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:16,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:16,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:16,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:16,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:16,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:16,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:16,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:16,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:16,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:16,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:16,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:16,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:16,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:16,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:16,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:16,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:16,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:16,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:16,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:16,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:16,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:16,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:16,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:16,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:16,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:16,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:16,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:16,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:16,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:16,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:16,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:16,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:16,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:16,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:16,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:16,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:17,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:17,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:17,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:17,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:17,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:17,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:17,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:17,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:17,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:17,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:17,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:17,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:17,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:17,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:17,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:17,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:17,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:17,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:17,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:17,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:17,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:17,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:17,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:17,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:17,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:17,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:17,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:17,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:17,054 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 -> a92b8aee44fcc01c915730d5e2f4f618847ca492 [2019-11-27 09:17:17,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:17,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:17,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:17,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:17,682 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:17,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m2.c [2019-11-27 09:17:17,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0dc8078/175834f3d2b4404f9687d846958d755f/FLAG77f3ea5f4 [2019-11-27 09:17:18,932 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:18,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m2.c [2019-11-27 09:17:18,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0dc8078/175834f3d2b4404f9687d846958d755f/FLAG77f3ea5f4 [2019-11-27 09:17:18,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d0dc8078/175834f3d2b4404f9687d846958d755f [2019-11-27 09:17:19,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:19,013 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:19,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:19,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:19,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:19,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19, skipping insertion in model container [2019-11-27 09:17:19,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:19,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:19,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:19,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:19,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:19,809 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:19,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19 WrapperNode [2019-11-27 09:17:19,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:19,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:19,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:19,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:19,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:19,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:19,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:19,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:19,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:19" (1/1) ... [2019-11-27 09:17:19,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:19,970 INFO L168 Benchmark]: Toolchain (without parser) took 953.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,971 INFO L168 Benchmark]: CDTParser took 0.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:19,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.73 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:19,993 INFO L168 Benchmark]: Boogie Preprocessor took 63.03 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:20,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 794.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.73 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.03 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:23,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:23,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:23,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:23,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:23,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:23,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:23,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:23,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:23,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:23,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:23,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:23,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:23,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:23,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:23,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:23,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:23,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:23,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:24,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:24,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:24,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:24,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:24,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:24,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:24,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:24,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:24,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:24,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:24,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:24,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:24,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:24,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:24,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:24,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:24,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:24,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:24,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:24,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:24,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:24,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:24,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:24,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:24,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:24,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:24,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:24,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:24,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:24,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:24,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:24,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:24,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:24,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:24,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:24,116 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:24,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:24,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:24,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:24,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:24,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:24,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:24,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:24,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:24,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:24,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:24,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:24,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:24,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:24,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:24,127 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:24,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:24,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:24,129 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 -> a92b8aee44fcc01c915730d5e2f4f618847ca492 [2019-11-27 09:17:24,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:24,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:24,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:24,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:24,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:24,790 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m2.c [2019-11-27 09:17:24,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942cb40e1/dec8d8234b604965ac48c1d6f2c62666/FLAG7a2e3cd77 [2019-11-27 09:17:26,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:26,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m2.c [2019-11-27 09:17:26,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942cb40e1/dec8d8234b604965ac48c1d6f2c62666/FLAG7a2e3cd77 [2019-11-27 09:17:26,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942cb40e1/dec8d8234b604965ac48c1d6f2c62666 [2019-11-27 09:17:26,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:26,113 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:26,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:26,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:26,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26, skipping insertion in model container [2019-11-27 09:17:26,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:26,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:26,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,626 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:26,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,818 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:26,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26 WrapperNode [2019-11-27 09:17:26,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:26,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:26,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:26,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:26,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,984 INFO L168 Benchmark]: Toolchain (without parser) took 869.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,986 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:26,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,992 INFO L168 Benchmark]: Boogie Preprocessor took 70.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:27,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 705.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...