./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-examples/relax-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-examples/relax-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c75be524a4f1d004e59f9ab0d874b08a78bf36d3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-examples/relax-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c75be524a4f1d004e59f9ab0d874b08a78bf36d3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:20:49,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:49,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:49,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:49,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:49,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:49,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:49,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:49,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:49,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:49,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:49,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:49,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:49,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:49,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:49,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:49,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:49,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:49,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:49,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:49,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:49,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:49,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:49,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:49,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:49,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:49,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:49,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:49,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:49,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:49,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:49,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:49,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:49,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:49,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:49,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:49,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:49,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:49,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:49,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:49,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:49,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:49,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:49,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:49,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:49,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:49,824 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:49,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:49,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:49,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:49,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:49,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:49,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:49,827 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:49,828 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:49,829 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:49,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:49,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:49,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:49,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:49,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:49,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:49,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:49,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:49,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:49,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:49,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:49,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:49,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:49,838 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> c75be524a4f1d004e59f9ab0d874b08a78bf36d3 [2019-11-27 11:20:50,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:50,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:50,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:50,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:50,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:50,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/relax-1.i [2019-11-27 11:20:50,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b97901/51063f810963403b85992816163b81a7/FLAG35b897214 [2019-11-27 11:20:51,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:51,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/relax-1.i [2019-11-27 11:20:51,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b97901/51063f810963403b85992816163b81a7/FLAG35b897214 [2019-11-27 11:20:52,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b97901/51063f810963403b85992816163b81a7 [2019-11-27 11:20:52,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:52,370 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:52,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:52,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:52,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:52,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:52, skipping insertion in model container [2019-11-27 11:20:52,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:52" (1/1) ... [2019-11-27 11:20:52,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:52,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:53,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:53,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:53,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:53,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:53,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53 WrapperNode [2019-11-27 11:20:53,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:53,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:53,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:53,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:53,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:53,890 INFO L168 Benchmark]: Toolchain (without parser) took 1507.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 979.7 MB in the end (delta: -15.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:53,895 INFO L168 Benchmark]: CDTParser took 0.81 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 11:20:53,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1334.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 979.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:53,900 INFO L168 Benchmark]: Boogie Preprocessor took 158.63 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:53,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 1334.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 979.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.63 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:57,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:57,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:57,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:57,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:57,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:57,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:57,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:57,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:57,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:57,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:57,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:57,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:57,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:57,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:57,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:57,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:57,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:57,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:57,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:57,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:57,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:57,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:57,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:57,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:57,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:57,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:57,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:57,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:57,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:57,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:57,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:57,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:57,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:57,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:57,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:57,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:57,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:57,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:57,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:57,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:57,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:57,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:57,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:57,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:57,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:57,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:57,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:57,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:57,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:57,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:57,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:57,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:57,848 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:57,850 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:57,850 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:57,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:57,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:57,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:57,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:57,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:57,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:57,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:57,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:57,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:57,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:57,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:57,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:57,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:57,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:57,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:57,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:57,861 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> c75be524a4f1d004e59f9ab0d874b08a78bf36d3 [2019-11-27 11:20:58,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:58,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:58,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:58,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:58,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:58,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/relax-1.i [2019-11-27 11:20:58,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e068a3155/290f18ebc51342688212e30bdb3bd93d/FLAG24247a809 [2019-11-27 11:20:59,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:59,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/relax-1.i [2019-11-27 11:21:00,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e068a3155/290f18ebc51342688212e30bdb3bd93d/FLAG24247a809 [2019-11-27 11:21:00,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e068a3155/290f18ebc51342688212e30bdb3bd93d [2019-11-27 11:21:00,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:00,068 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:00,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:00,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:00,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:00,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:00" (1/1) ... [2019-11-27 11:21:00,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:00, skipping insertion in model container [2019-11-27 11:21:00,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:00" (1/1) ... [2019-11-27 11:21:00,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:00,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:01,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:01,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:01,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:01,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:01,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01 WrapperNode [2019-11-27 11:21:01,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:01,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:01,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:01,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:01,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:01,710 INFO L168 Benchmark]: Toolchain (without parser) took 1640.66 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:01,714 INFO L168 Benchmark]: CDTParser took 0.38 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 11:21:01,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1406.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.2 MB in the end (delta: -749.6 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:01,731 INFO L168 Benchmark]: Boogie Preprocessor took 221.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:01,739 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1406.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.2 MB in the end (delta: -749.6 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 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...