./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/min-2-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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-multidimensional/min-2-u.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 dbc83cb9fcbe978c7fa86289ab29fdca1579ab3b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-multidimensional/min-2-u.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 dbc83cb9fcbe978c7fa86289ab29fdca1579ab3b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:39:17,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:17,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:17,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:17,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:17,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:18,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:18,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:18,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:18,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:18,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:18,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:18,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:18,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:18,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:18,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:18,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:18,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:18,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:18,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:18,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:18,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:18,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:18,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:18,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:18,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:18,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:18,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:18,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:18,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:18,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:18,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:18,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:18,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:18,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:18,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:18,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:18,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:18,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:18,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:18,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:18,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:18,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:18,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:18,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:18,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:18,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:18,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:18,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:18,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:18,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:18,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:18,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:18,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:18,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:18,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:18,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:18,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:18,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:18,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:18,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:18,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:18,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:18,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:18,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:18,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:18,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:18,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:18,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:18,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:18,216 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 -> dbc83cb9fcbe978c7fa86289ab29fdca1579ab3b [2019-11-27 15:39:18,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:18,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:18,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:18,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:18,768 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:18,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/min-2-u.c [2019-11-27 15:39:18,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351d88677/3462b3fa390d495d8735d1e9ee406ceb/FLAG84f58bf4e [2019-11-27 15:39:19,986 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:19,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/min-2-u.c [2019-11-27 15:39:20,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351d88677/3462b3fa390d495d8735d1e9ee406ceb/FLAG84f58bf4e [2019-11-27 15:39:20,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351d88677/3462b3fa390d495d8735d1e9ee406ceb [2019-11-27 15:39:20,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:20,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:20,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:20,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:20,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:20,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20, skipping insertion in model container [2019-11-27 15:39:20,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:20,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:20,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:20,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:20,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:20,842 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:20,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20 WrapperNode [2019-11-27 15:39:20,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:20,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:20,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:20,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:20,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:20,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:20,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:20,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:20,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:20,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:20" (1/1) ... [2019-11-27 15:39:21,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:21,071 INFO L168 Benchmark]: Toolchain (without parser) took 1009.06 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:21,072 INFO L168 Benchmark]: CDTParser took 0.37 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 15:39:21,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.75 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:21,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.49 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. [2019-11-27 15:39:21,083 INFO L168 Benchmark]: Boogie Preprocessor took 96.75 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:21,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 791.75 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.49 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. * Boogie Preprocessor took 96.75 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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 0.1.24-509859d [2019-11-27 15:39:24,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:24,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:24,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:24,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:24,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:24,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:24,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:24,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:24,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:24,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:24,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:24,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:24,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:24,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:24,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:25,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:25,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:25,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:25,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:25,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:25,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:25,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:25,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:25,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:25,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:25,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:25,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:25,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:25,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:25,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:25,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:25,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:25,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:25,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:25,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:25,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:25,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:25,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:25,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:25,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:25,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:25,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:25,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:25,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:25,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:25,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:25,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:25,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:25,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:25,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:25,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:25,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:25,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:25,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:25,139 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:25,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:25,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:25,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:25,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:25,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:25,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:25,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:25,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:25,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:25,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:25,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:25,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:25,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:25,147 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:25,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:25,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:25,150 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 -> dbc83cb9fcbe978c7fa86289ab29fdca1579ab3b [2019-11-27 15:39:25,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:25,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:25,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:25,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:25,753 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:25,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/min-2-u.c [2019-11-27 15:39:25,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808c6d850/6538093a74004bbfaa6cb1448d9a41a5/FLAG82a507e9c [2019-11-27 15:39:26,898 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:26,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/min-2-u.c [2019-11-27 15:39:26,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808c6d850/6538093a74004bbfaa6cb1448d9a41a5/FLAG82a507e9c [2019-11-27 15:39:27,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/808c6d850/6538093a74004bbfaa6cb1448d9a41a5 [2019-11-27 15:39:27,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:27,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:27,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:27,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:27,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:27,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27, skipping insertion in model container [2019-11-27 15:39:27,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:27,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:27,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:27,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:27,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:27,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:27,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27 WrapperNode [2019-11-27 15:39:27,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:27,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:27,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:27,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:27,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:27,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:28,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:28,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:28,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:28,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:27" (1/1) ... [2019-11-27 15:39:28,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:28,107 INFO L168 Benchmark]: Toolchain (without parser) took 1012.77 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 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:28,111 INFO L168 Benchmark]: CDTParser took 1.05 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 15:39:28,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.85 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 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:28,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.36 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:28,119 INFO L168 Benchmark]: Boogie Preprocessor took 75.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:28,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 844.85 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 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.36 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...