./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.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/openbsd_cmemset-alloca-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 10bdb405bd6bca2bddb8b686c44dad291e109402 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/openbsd_cmemset-alloca-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 10bdb405bd6bca2bddb8b686c44dad291e109402 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:42:59,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:42:59,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:42:59,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:42:59,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:42:59,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:42:59,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:42:59,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:42:59,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:42:59,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:42:59,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:42:59,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:42:59,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:42:59,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:42:59,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:42:59,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:42:59,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:42:59,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:42:59,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:42:59,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:42:59,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:42:59,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:42:59,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:42:59,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:42:59,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:42:59,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:42:59,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:42:59,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:42:59,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:42:59,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:42:59,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:42:59,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:42:59,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:42:59,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:42:59,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:42:59,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:42:59,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:42:59,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:42:59,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:42:59,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:42:59,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:42:59,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:42:59,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:42:59,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:42:59,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:42:59,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:42:59,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:42:59,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:42:59,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:42:59,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:42:59,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:42:59,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:42:59,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:42:59,656 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:42:59,657 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:42:59,657 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:42:59,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:42:59,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:42:59,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:42:59,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:42:59,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:42:59,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:42:59,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:42:59,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:42:59,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:42:59,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:42:59,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:42:59,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:42:59,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:42:59,666 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-27 17:43:00,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:00,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:00,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:00,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:00,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:00,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 17:43:00,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4564cf7b/f88ee25af62841db9c657aaba6d9c1bc/FLAG06eb9a4fa [2019-11-27 17:43:01,661 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:01,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 17:43:01,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4564cf7b/f88ee25af62841db9c657aaba6d9c1bc/FLAG06eb9a4fa [2019-11-27 17:43:02,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4564cf7b/f88ee25af62841db9c657aaba6d9c1bc [2019-11-27 17:43:02,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:02,175 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:02,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:02,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:02,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:02,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:02" (1/1) ... [2019-11-27 17:43:02,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8d9ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:02, skipping insertion in model container [2019-11-27 17:43:02,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:02" (1/1) ... [2019-11-27 17:43:02,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:02,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:03,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:03,199 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:03,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:03,361 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:03,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03 WrapperNode [2019-11-27 17:43:03,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:03,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:03,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:03,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:03,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:03" (1/1) ... [2019-11-27 17:43:03,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:03,525 INFO L168 Benchmark]: Toolchain (without parser) took 1343.09 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 979.6 MB in the end (delta: -19.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:03,527 INFO L168 Benchmark]: CDTParser took 1.81 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 17:43:03,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1177.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:03,537 INFO L168 Benchmark]: Boogie Preprocessor took 147.00 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:03,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 1177.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.00 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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 17:43:07,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:07,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:07,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:07,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:07,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:07,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:07,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:07,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:07,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:07,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:07,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:07,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:07,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:07,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:07,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:07,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:07,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:07,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:07,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:07,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:07,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:07,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:07,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:07,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:07,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:07,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:07,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:07,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:07,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:07,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:07,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:07,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:07,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:07,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:07,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:07,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:07,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:07,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:07,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:07,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:07,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:07,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:07,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:07,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:07,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:07,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:07,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:07,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:07,631 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:07,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:07,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:07,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:07,634 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:07,634 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:07,634 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:07,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:07,636 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:07,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:07,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:07,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:07,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:07,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:07,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:07,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:07,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:07,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:07,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:07,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:07,643 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:07,645 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:07,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:07,646 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-27 17:43:08,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:08,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:08,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:08,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:08,250 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:08,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 17:43:08,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7683552f/0dbaabe3a2bf4024b7515ee88c4c66be/FLAGb2640f14b [2019-11-27 17:43:09,623 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:09,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 17:43:09,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7683552f/0dbaabe3a2bf4024b7515ee88c4c66be/FLAGb2640f14b [2019-11-27 17:43:09,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7683552f/0dbaabe3a2bf4024b7515ee88c4c66be [2019-11-27 17:43:09,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:09,724 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:09,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:09,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:09,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:09,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:09" (1/1) ... [2019-11-27 17:43:09,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:09, skipping insertion in model container [2019-11-27 17:43:09,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:09" (1/1) ... [2019-11-27 17:43:09,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:09,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:10,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:10,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:10,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:11,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:11,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11 WrapperNode [2019-11-27 17:43:11,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:11,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:11,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:11,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:11,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:11" (1/1) ... [2019-11-27 17:43:11,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:11,269 INFO L168 Benchmark]: Toolchain (without parser) took 1542.44 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. [2019-11-27 17:43:11,272 INFO L168 Benchmark]: CDTParser took 2.81 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 17:43:11,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.27 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. [2019-11-27 17:43:11,276 INFO L168 Benchmark]: Boogie Preprocessor took 181.22 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. [2019-11-27 17:43:11,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1352.27 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 181.22 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...