./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/add_last_unsafe.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/add_last_unsafe.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 6dcea98e309b9ccb2c2dc4a4f9353c6c61175172 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/add_last_unsafe.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 6dcea98e309b9ccb2c2dc4a4f9353c6c61175172 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:42:44,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:42:44,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:42:44,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:42:44,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:42:44,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:42:44,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:42:44,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:42:44,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:42:44,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:42:44,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:42:44,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:42:44,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:42:44,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:42:44,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:42:44,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:42:44,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:42:44,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:42:44,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:42:44,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:42:44,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:42:44,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:42:44,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:42:44,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:42:44,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:42:44,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:42:44,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:42:44,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:42:44,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:42:44,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:42:44,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:42:44,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:42:44,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:42:44,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:42:44,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:42:44,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:42:44,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:42:44,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:42:44,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:42:44,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:42:44,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:42:44,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:42:44,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:42:44,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:42:44,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:42:44,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:42:44,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:42:44,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:42:44,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:42:44,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:42:44,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:42:44,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:42:44,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:42:44,718 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:42:44,718 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:42:44,718 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:42:44,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:42:44,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:42:44,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:42:44,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:42:44,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:42:44,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:42:44,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:42:44,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:42:44,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:42:44,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:42:44,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:42:44,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:42:44,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:42:44,735 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 -> 6dcea98e309b9ccb2c2dc4a4f9353c6c61175172 [2019-11-27 17:42:45,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:42:45,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:42:45,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:42:45,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:42:45,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:42:45,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/add_last_unsafe.i [2019-11-27 17:42:45,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fd63a75/5cb1958493114ae79517e9d1a8e1dfed/FLAG00cd8dc6a [2019-11-27 17:42:46,656 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:42:46,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/add_last_unsafe.i [2019-11-27 17:42:46,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fd63a75/5cb1958493114ae79517e9d1a8e1dfed/FLAG00cd8dc6a [2019-11-27 17:42:47,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fd63a75/5cb1958493114ae79517e9d1a8e1dfed [2019-11-27 17:42:47,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:42:47,172 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:42:47,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:47,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:42:47,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:42:47,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:47" (1/1) ... [2019-11-27 17:42:47,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50aa1977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:47, skipping insertion in model container [2019-11-27 17:42:47,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:47" (1/1) ... [2019-11-27 17:42:47,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:42:47,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:42:48,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:48,201 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:42:48,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:48,421 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:42:48,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48 WrapperNode [2019-11-27 17:42:48,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:48,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:42:48,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:42:48,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:42:48,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:48" (1/1) ... [2019-11-27 17:42:48,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:42:48,584 INFO L168 Benchmark]: Toolchain (without parser) took 1392.19 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:48,585 INFO L168 Benchmark]: CDTParser took 1.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:48,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1241.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:42:48,594 INFO L168 Benchmark]: Boogie Preprocessor took 137.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:48,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 1241.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:42:52,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:42:52,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:42:52,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:42:52,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:42:52,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:42:52,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:42:52,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:42:52,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:42:52,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:42:52,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:42:52,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:42:52,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:42:52,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:42:52,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:42:52,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:42:52,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:42:52,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:42:52,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:42:52,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:42:52,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:42:52,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:42:52,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:42:52,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:42:52,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:42:52,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:42:52,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:42:52,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:42:52,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:42:52,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:42:52,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:42:52,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:42:52,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:42:52,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:42:52,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:42:52,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:42:52,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:42:52,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:42:52,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:42:52,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:42:52,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:42:52,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:42:52,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:42:52,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:42:52,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:42:52,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:42:52,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:42:52,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:42:52,753 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:42:52,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:42:52,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:42:52,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:42:52,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:42:52,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:42:52,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:42:52,757 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:42:52,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:42:52,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:42:52,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:42:52,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:42:52,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:42:52,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:42:52,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:42:52,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:42:52,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:42:52,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:42:52,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:42:52,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:42:52,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:42:52,765 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:42:52,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:42:52,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:42:52,771 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 -> 6dcea98e309b9ccb2c2dc4a4f9353c6c61175172 [2019-11-27 17:42:53,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:42:53,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:42:53,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:42:53,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:42:53,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:42:53,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/add_last_unsafe.i [2019-11-27 17:42:53,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf5039af/aa0e36db75494fb6b72bcb377dd15fe9/FLAGff364a662 [2019-11-27 17:42:54,804 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:42:54,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/add_last_unsafe.i [2019-11-27 17:42:54,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf5039af/aa0e36db75494fb6b72bcb377dd15fe9/FLAGff364a662 [2019-11-27 17:42:55,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abf5039af/aa0e36db75494fb6b72bcb377dd15fe9 [2019-11-27 17:42:55,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:42:55,314 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:42:55,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:55,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:42:55,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:42:55,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:55, skipping insertion in model container [2019-11-27 17:42:55,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:42:55" (1/1) ... [2019-11-27 17:42:55,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:42:55,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:42:56,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:56,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:42:56,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:42:56,605 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:42:56,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56 WrapperNode [2019-11-27 17:42:56,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:42:56,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:42:56,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:42:56,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:42:56,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:42:56" (1/1) ... [2019-11-27 17:42:56,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:42:56,811 INFO L168 Benchmark]: Toolchain (without parser) took 1495.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:56,813 INFO L168 Benchmark]: CDTParser took 1.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:56,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:42:56,818 INFO L168 Benchmark]: Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:42:56,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1287.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 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...