./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/array_1-1.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/loop-acceleration/array_1-1.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 41ccf00dc9902d221f39a1c766b61d742b0ea800 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/loop-acceleration/array_1-1.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 41ccf00dc9902d221f39a1c766b61d742b0ea800 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:12:54,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:54,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:54,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:54,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:54,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:54,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:54,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:54,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:54,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:54,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:54,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:54,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:54,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:54,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:54,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:54,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:54,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:54,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:54,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:55,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:55,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:55,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:55,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:55,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:55,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:55,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:55,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:55,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:55,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:55,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:55,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:55,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:55,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:55,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:55,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:55,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:55,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:55,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:55,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:55,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:55,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:55,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:55,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:55,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:55,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:55,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:55,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:55,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:55,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:55,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:55,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:55,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:55,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:55,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:55,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:55,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:55,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:55,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:55,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:55,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:55,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:55,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:55,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:55,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:55,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:55,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:55,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:55,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:55,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:55,130 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 -> 41ccf00dc9902d221f39a1c766b61d742b0ea800 [2019-11-27 16:12:55,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:55,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:55,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:55,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:55,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:55,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_1-1.c [2019-11-27 16:12:55,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5630a794f/3a5e1f57a943447fa1b3e15febc11332/FLAG47c4d4ed1 [2019-11-27 16:12:56,954 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:56,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_1-1.c [2019-11-27 16:12:56,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5630a794f/3a5e1f57a943447fa1b3e15febc11332/FLAG47c4d4ed1 [2019-11-27 16:12:57,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5630a794f/3a5e1f57a943447fa1b3e15febc11332 [2019-11-27 16:12:57,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:57,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:57,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:57,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:57,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:57,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57, skipping insertion in model container [2019-11-27 16:12:57,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:57,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:57,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:57,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:57,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:57,651 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:57,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57 WrapperNode [2019-11-27 16:12:57,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:57,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:57,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:57,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:57,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:57,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:57,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:57,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:57,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:57" (1/1) ... [2019-11-27 16:12:57,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:57,937 INFO L168 Benchmark]: Toolchain (without parser) took 908.92 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 16:12:57,939 INFO L168 Benchmark]: CDTParser took 1.45 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 16:12:57,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.44 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:57,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:57,961 INFO L168 Benchmark]: Boogie Preprocessor took 65.27 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 16:12:57,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 625.44 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 203.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.27 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 0.1.24-509859d [2019-11-27 16:13:01,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:01,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:01,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:01,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:01,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:01,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:01,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:01,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:01,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:01,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:01,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:01,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:01,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:02,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:02,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:02,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:02,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:02,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:02,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:02,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:02,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:02,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:02,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:02,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:02,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:02,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:02,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:02,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:02,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:02,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:02,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:02,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:02,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:02,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:02,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:02,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:02,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:02,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:02,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:02,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:02,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:02,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:02,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:02,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:02,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:02,157 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:02,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:02,159 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:02,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:02,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:02,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:02,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:02,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:02,165 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:02,165 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:02,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:02,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:02,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:02,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:02,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:02,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:02,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:02,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:02,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:02,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:02,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:02,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:02,176 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:02,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:02,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:02,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:02,180 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 -> 41ccf00dc9902d221f39a1c766b61d742b0ea800 [2019-11-27 16:13:02,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:02,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:02,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:02,809 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:02,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:02,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_1-1.c [2019-11-27 16:13:02,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ca3a4b23/436cd0cfc69f4bbb93952290218ffaf7/FLAGc255afce6 [2019-11-27 16:13:04,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:04,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_1-1.c [2019-11-27 16:13:04,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ca3a4b23/436cd0cfc69f4bbb93952290218ffaf7/FLAGc255afce6 [2019-11-27 16:13:04,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ca3a4b23/436cd0cfc69f4bbb93952290218ffaf7 [2019-11-27 16:13:04,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:04,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:04,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:04,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:04,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:04,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:04" (1/1) ... [2019-11-27 16:13:04,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@420663f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:04, skipping insertion in model container [2019-11-27 16:13:04,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:04" (1/1) ... [2019-11-27 16:13:04,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:04,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:04,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:04,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:04,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:05,112 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:05,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05 WrapperNode [2019-11-27 16:13:05,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:05,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:05,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:05,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:05,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:05,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:05,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:05,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:05,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:05" (1/1) ... [2019-11-27 16:13:05,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:05,278 INFO L168 Benchmark]: Toolchain (without parser) took 939.34 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 16:13:05,296 INFO L168 Benchmark]: CDTParser took 0.33 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 16:13:05,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.40 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 16:13:05,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.05 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 16:13:05,304 INFO L168 Benchmark]: Boogie Preprocessor took 71.24 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 16:13:05,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 776.40 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 81.05 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 71.24 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...