./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/960521-1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/960521-1-1.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 fc8a1920b7e9975b4791119a88b50bea9dd9cddc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety/960521-1-1.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 fc8a1920b7e9975b4791119a88b50bea9dd9cddc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:28,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:28,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:28,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:28,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:28,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:28,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:28,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:28,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:28,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:28,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:28,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:28,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:28,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:28,667 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:28,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:28,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:28,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:28,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:28,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:28,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:28,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:28,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:28,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:28,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:28,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:28,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:28,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:28,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:28,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:28,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:28,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:28,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:28,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:28,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:28,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:28,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:28,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:28,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:28,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:28,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:28,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:28,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:28,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:28,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:28,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:28,817 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:28,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:28,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:28,819 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:28,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:28,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:28,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:28,823 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:28,823 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:28,824 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:28,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:28,824 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:28,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:28,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:28,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:28,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:28,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:28,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:28,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:28,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:28,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:28,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:28,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:28,832 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 -> fc8a1920b7e9975b4791119a88b50bea9dd9cddc [2019-11-26 00:25:29,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:29,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:29,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:29,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:29,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:29,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-26 00:25:29,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374f870c6/55a40b1e72764ad189ec94285fc26e9d/FLAGf295553e3 [2019-11-26 00:25:30,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:30,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-26 00:25:30,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374f870c6/55a40b1e72764ad189ec94285fc26e9d/FLAGf295553e3 [2019-11-26 00:25:30,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374f870c6/55a40b1e72764ad189ec94285fc26e9d [2019-11-26 00:25:30,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:30,906 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:30,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:30,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:30,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:30,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30, skipping insertion in model container [2019-11-26 00:25:30,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:31,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:31,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:31,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:31,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:32,122 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:32,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32 WrapperNode [2019-11-26 00:25:32,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:32,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:32,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:32,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:32,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:32,278 INFO L168 Benchmark]: Toolchain (without parser) took 1364.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:32,287 INFO L168 Benchmark]: CDTParser took 0.84 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. [2019-11-26 00:25:32,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.82 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:32,294 INFO L168 Benchmark]: Boogie Preprocessor took 141.37 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:32,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1217.82 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.37 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:36,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:36,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:36,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:36,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:36,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:36,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:36,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:36,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:36,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:36,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:36,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:36,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:36,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:36,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:36,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:36,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:36,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:36,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:36,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:36,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:36,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:36,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:36,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:36,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:36,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:36,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:36,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:36,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:36,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:36,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:36,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:36,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:36,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:36,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:36,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:36,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:36,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:36,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:36,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:36,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:36,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:36,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:36,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:36,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:36,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:36,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:36,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:36,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:36,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:36,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:36,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:36,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:36,303 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:36,303 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:36,303 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:36,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:36,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:36,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:36,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:36,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:36,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:36,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:36,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:36,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:36,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:36,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:36,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:36,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:36,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:36,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:36,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:36,315 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 -> fc8a1920b7e9975b4791119a88b50bea9dd9cddc [2019-11-26 00:25:36,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:36,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:36,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:36,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:36,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:36,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-26 00:25:37,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4c220a9/48b793b768414b9f81b08e1d37c8dba4/FLAG8ceaf2b69 [2019-11-26 00:25:38,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:38,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-26 00:25:38,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4c220a9/48b793b768414b9f81b08e1d37c8dba4/FLAG8ceaf2b69 [2019-11-26 00:25:38,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4c220a9/48b793b768414b9f81b08e1d37c8dba4 [2019-11-26 00:25:38,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:38,840 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:38,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:38,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:38,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:38,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f2aa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38, skipping insertion in model container [2019-11-26 00:25:38,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:38,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:39,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:39,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:40,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:40,154 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:40,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40 WrapperNode [2019-11-26 00:25:40,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:40,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:40,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:40,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:40,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:40,368 INFO L168 Benchmark]: Toolchain (without parser) took 1509.26 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 979.7 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:40,369 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 00:25:40,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1311.36 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 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:40,371 INFO L168 Benchmark]: Boogie Preprocessor took 190.59 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. [2019-11-26 00:25:40,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1311.36 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 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.59 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...