./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-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/array-memsafety/openbsd_cstpncpy-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 ccd9175bc78e257bbf4cf5a6f64f3805ac593d6c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_cstpncpy-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 ccd9175bc78e257bbf4cf5a6f64f3805ac593d6c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:20:44,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:44,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:44,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:44,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:44,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:44,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:44,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:44,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:44,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:44,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:44,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:44,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:44,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:44,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:44,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:44,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:44,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:44,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:44,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:44,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:44,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:44,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:44,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:44,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:44,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:44,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:44,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:44,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:44,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:44,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:44,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:44,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:44,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:44,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:44,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:44,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:44,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:44,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:44,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:44,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:44,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:44,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:44,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:44,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:44,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:44,804 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:44,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:44,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:44,807 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:44,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:44,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:44,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:44,809 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:44,810 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:44,812 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:44,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:44,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:44,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:44,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:44,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:44,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:44,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:44,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:44,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:44,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:44,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:44,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:44,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:44,819 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 -> ccd9175bc78e257bbf4cf5a6f64f3805ac593d6c [2019-11-24 22:20:45,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:45,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:45,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:45,487 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:45,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:45,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2019-11-24 22:20:45,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c866762/3af1c896bd34473e9ae8b19cf63ab692/FLAG4f6a1baac [2019-11-24 22:20:46,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:46,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2019-11-24 22:20:46,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c866762/3af1c896bd34473e9ae8b19cf63ab692/FLAG4f6a1baac [2019-11-24 22:20:47,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c866762/3af1c896bd34473e9ae8b19cf63ab692 [2019-11-24 22:20:47,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:47,014 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:47,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:47,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:47,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:47,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:47,040 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 10:20:47, skipping insertion in model container [2019-11-24 22:20:47,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:47,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:47,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:48,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:48,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:48,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:48,319 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:48,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48 WrapperNode [2019-11-24 22:20:48,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:48,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:48,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:48,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:48,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:48" (1/1) ... [2019-11-24 22:20:48,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:48,515 INFO L168 Benchmark]: Toolchain (without parser) took 1494.08 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 22:20:48,516 INFO L168 Benchmark]: CDTParser took 1.55 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 22:20:48,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1304.40 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 22:20:48,520 INFO L168 Benchmark]: Boogie Preprocessor took 181.89 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 22:20:48,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1304.40 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 181.89 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 22:20:52,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:52,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:52,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:52,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:52,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:52,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:52,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:52,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:52,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:52,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:52,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:52,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:52,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:52,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:52,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:52,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:52,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:52,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:52,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:52,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:52,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:52,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:52,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:52,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:52,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:52,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:52,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:52,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:52,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:52,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:52,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:52,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:52,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:52,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:52,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:52,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:52,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:52,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:52,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:52,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:52,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:52,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:52,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:52,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:52,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:52,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:52,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:52,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:52,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:52,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:52,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:52,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:52,540 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:52,540 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:52,542 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:52,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:52,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:52,543 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:52,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:52,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:52,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:52,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:52,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:52,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:52,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:52,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:52,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:52,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:52,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:52,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:52,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:52,554 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 -> ccd9175bc78e257bbf4cf5a6f64f3805ac593d6c [2019-11-24 22:20:53,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:53,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:53,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:53,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:53,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:53,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2019-11-24 22:20:53,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8eef56a1/82da42f437b7432692a5008e3ec1ff8c/FLAGb0e1fb069 [2019-11-24 22:20:54,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:54,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2019-11-24 22:20:54,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8eef56a1/82da42f437b7432692a5008e3ec1ff8c/FLAGb0e1fb069 [2019-11-24 22:20:54,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8eef56a1/82da42f437b7432692a5008e3ec1ff8c [2019-11-24 22:20:54,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:54,688 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:54,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:54,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:54,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:54,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:54" (1/1) ... [2019-11-24 22:20:54,713 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 10:20:54, skipping insertion in model container [2019-11-24 22:20:54,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:54" (1/1) ... [2019-11-24 22:20:54,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:54,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:55,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:55,783 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:55,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:56,082 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:56,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56 WrapperNode [2019-11-24 22:20:56,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:56,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:56,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:56,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:56,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:56" (1/1) ... [2019-11-24 22:20:56,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:56,303 INFO L168 Benchmark]: Toolchain (without parser) took 1612.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:56,306 INFO L168 Benchmark]: CDTParser took 0.39 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 22:20:56,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.51 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:56,324 INFO L168 Benchmark]: Boogie Preprocessor took 212.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:56,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1390.51 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...