./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext2/length_test03-1.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-ext2/length_test03-1.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 7db66fa755812d372ccac4d56a0ec85104dbcc6e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext2/length_test03-1.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 7db66fa755812d372ccac4d56a0ec85104dbcc6e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:25:58,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:58,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:58,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:58,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:58,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:58,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:58,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:58,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:58,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:58,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:58,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:58,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:58,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:58,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:58,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:58,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:58,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:58,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:58,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:58,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:58,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:58,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:58,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:58,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:58,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:58,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:58,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:58,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:58,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:58,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:58,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:58,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:58,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:58,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:58,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:58,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:58,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:58,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:58,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:58,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:58,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:58,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:58,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:58,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:58,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:58,718 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:58,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:58,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:58,721 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:58,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:58,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:58,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:58,724 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:58,724 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:58,724 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:58,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:58,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:58,729 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:58,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:58,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:58,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:58,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:58,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:58,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:58,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:58,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:58,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:58,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:58,735 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 -> 7db66fa755812d372ccac4d56a0ec85104dbcc6e [2019-11-26 00:25:59,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:59,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:59,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:59,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:59,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:59,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/length_test03-1.i [2019-11-26 00:25:59,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab371b7a/66454a52b48346ad978546fdbfef1da4/FLAG9c1b20c97 [2019-11-26 00:26:00,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:00,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/length_test03-1.i [2019-11-26 00:26:00,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab371b7a/66454a52b48346ad978546fdbfef1da4/FLAG9c1b20c97 [2019-11-26 00:26:00,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ab371b7a/66454a52b48346ad978546fdbfef1da4 [2019-11-26 00:26:00,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:00,880 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:00,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:00,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:00,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:00,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:00" (1/1) ... [2019-11-26 00:26:00,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:00, skipping insertion in model container [2019-11-26 00:26:00,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:00" (1/1) ... [2019-11-26 00:26:00,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:01,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:01,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:01,887 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:02,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:02,156 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:02,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02 WrapperNode [2019-11-26 00:26:02,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:02,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:02,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:02,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:02,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:02,376 INFO L168 Benchmark]: Toolchain (without parser) took 1486.88 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:02,384 INFO L168 Benchmark]: CDTParser took 4.23 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 00:26:02,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1271.82 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:02,391 INFO L168 Benchmark]: Boogie Preprocessor took 201.58 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:02,402 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.23 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 1271.82 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.58 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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 00:26:06,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:06,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:06,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:06,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:06,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:06,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:06,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:06,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:06,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:06,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:06,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:06,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:06,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:06,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:06,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:06,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:06,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:06,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:06,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:06,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:06,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:06,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:06,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:06,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:06,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:06,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:06,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:06,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:06,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:06,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:06,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:06,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:06,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:06,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:06,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:06,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:06,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:06,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:06,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:06,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:06,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:06,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:06,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:06,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:06,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:06,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:06,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:06,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:06,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:06,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:06,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:06,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:06,679 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:06,680 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:06,681 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:06,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:06,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:06,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:06,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:06,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:06,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:06,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:06,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:06,687 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:06,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:06,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:06,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:06,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:06,690 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:06,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:06,691 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:06,692 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 -> 7db66fa755812d372ccac4d56a0ec85104dbcc6e [2019-11-26 00:26:07,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:07,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:07,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:07,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:07,405 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:07,408 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/length_test03-1.i [2019-11-26 00:26:07,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d801b27/c81347b0050a4d8cb3bd203114b7f6b1/FLAGdab44c204 [2019-11-26 00:26:08,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:08,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/length_test03-1.i [2019-11-26 00:26:08,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d801b27/c81347b0050a4d8cb3bd203114b7f6b1/FLAGdab44c204 [2019-11-26 00:26:09,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d801b27/c81347b0050a4d8cb3bd203114b7f6b1 [2019-11-26 00:26:09,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:09,235 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:09,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:09,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:09,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:09,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:09, skipping insertion in model container [2019-11-26 00:26:09,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:09,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:10,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:10,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,557 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:10,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10 WrapperNode [2019-11-26 00:26:10,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:10,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:10,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:10,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:10,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:10,781 INFO L168 Benchmark]: Toolchain (without parser) took 1537.25 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 974.0 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:10,787 INFO L168 Benchmark]: CDTParser took 2.21 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 00:26:10,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1317.13 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 00:26:10,792 INFO L168 Benchmark]: Boogie Preprocessor took 206.48 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:10,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.21 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 1317.13 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 206.48 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 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...