./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 32f26835 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 0.1.24-32f2683 [2019-11-24 22:21:01,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:01,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:01,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:01,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:01,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:01,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:01,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:01,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:01,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:01,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:01,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:01,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:01,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:01,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:01,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:01,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:01,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:01,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:01,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:01,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:01,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:01,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:01,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:01,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:01,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:01,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:01,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:01,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:01,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:01,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:01,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:01,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:01,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:01,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:01,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:01,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:01,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:01,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:01,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:01,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:01,586 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:01,640 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:01,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:01,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:01,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:01,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:01,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:01,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:01,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:01,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:01,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:01,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:01,659 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:01,660 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:01,660 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:01,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:01,663 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:01,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:01,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:01,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:01,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:01,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:01,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:01,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:01,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:01,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:01,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:01,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:01,672 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 [2019-11-24 22:21:02,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:02,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:02,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:02,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:02,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:02,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-24 22:21:02,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b253c1204/98f0b4b31e64462db60c0f849c7c1914/FLAG51e8dc7db [2019-11-24 22:21:03,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:03,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-24 22:21:03,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b253c1204/98f0b4b31e64462db60c0f849c7c1914/FLAG51e8dc7db [2019-11-24 22:21:03,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b253c1204/98f0b4b31e64462db60c0f849c7c1914 [2019-11-24 22:21:03,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:03,867 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:03,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:03,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:03,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:03,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,894 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 24.11 10:21:03, skipping insertion in model container [2019-11-24 22:21:03,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:04,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:04,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:04,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:05,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:05,246 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:05,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05 WrapperNode [2019-11-24 22:21:05,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:05,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:05,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:05,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:05,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:05" (1/1) ... [2019-11-24 22:21:05,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:05,438 INFO L168 Benchmark]: Toolchain (without parser) took 1564.10 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: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:05,439 INFO L168 Benchmark]: CDTParser took 1.70 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. [2019-11-24 22:21:05,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1377.20 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: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:05,441 INFO L168 Benchmark]: Boogie Preprocessor took 178.12 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. [2019-11-24 22:21:05,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 1377.20 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: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.12 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 0.1.24-32f2683 [2019-11-24 22:21:09,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:09,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:09,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:09,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:09,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:09,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:09,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:09,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:09,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:09,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:09,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:09,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:09,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:09,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:09,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:09,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:09,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:09,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:09,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:09,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:09,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:09,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:09,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:09,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:09,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:09,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:09,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:09,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:09,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:09,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:09,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:09,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:09,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:09,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:09,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:09,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:09,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:09,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:09,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:09,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:09,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:09,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:09,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:09,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:09,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:09,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:09,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:09,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:09,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:09,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:09,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:09,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:09,610 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:09,610 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:09,611 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:09,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:09,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:09,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:09,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:09,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:09,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:09,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:09,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:09,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:09,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:09,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:09,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:09,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:09,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:09,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:09,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:09,624 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 [2019-11-24 22:21:10,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:10,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:10,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:10,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:10,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:10,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-24 22:21:10,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d0988ca/969a7e76942b4bdf8786a062b0c90687/FLAG6f4273d3a [2019-11-24 22:21:11,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:11,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-24 22:21:11,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d0988ca/969a7e76942b4bdf8786a062b0c90687/FLAG6f4273d3a [2019-11-24 22:21:11,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d0988ca/969a7e76942b4bdf8786a062b0c90687 [2019-11-24 22:21:11,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:11,787 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:11,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:11,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:11,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:11,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:11" (1/1) ... [2019-11-24 22:21:11,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:11, skipping insertion in model container [2019-11-24 22:21:11,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:11" (1/1) ... [2019-11-24 22:21:11,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:11,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:12,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:12,884 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:13,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:13,167 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:13,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13 WrapperNode [2019-11-24 22:21:13,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:13,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:13,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:13,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:13,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:13" (1/1) ... [2019-11-24 22:21:13,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:13,406 INFO L168 Benchmark]: Toolchain (without parser) took 1613.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:13,410 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-24 22:21:13,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1371.69 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: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:13,416 INFO L168 Benchmark]: Boogie Preprocessor took 228.31 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. [2019-11-24 22:21:13,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1371.69 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: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.31 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...