./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.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 5731971c09a136eb079f9cbecfc34cb6e82f7a1b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cstrcpy-alloca-2.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 5731971c09a136eb079f9cbecfc34cb6e82f7a1b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:11,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:11,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:11,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:11,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:11,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:11,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:11,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:11,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:11,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:11,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:11,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:11,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:11,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:11,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:11,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:11,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:11,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:11,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:11,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:11,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:11,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:11,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:11,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:11,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:11,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:11,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:11,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:11,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:11,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:11,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:11,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:11,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:11,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:11,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:11,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:11,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:11,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:11,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:11,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:11,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:11,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:11,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:11,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:11,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:11,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:11,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:11,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:11,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:11,963 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:11,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:11,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:11,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:11,968 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:11,968 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:11,969 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:11,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:11,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:11,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:11,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:11,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:11,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:11,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:11,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:11,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:11,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:11,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:11,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:11,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:11,977 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 -> 5731971c09a136eb079f9cbecfc34cb6e82f7a1b [2019-11-26 00:25:12,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:12,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:12,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:12,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:12,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:12,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2019-11-26 00:25:12,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7569b5ce/5fd18d0d56d84f73976990eb7f4d96ae/FLAG2f13b3146 [2019-11-26 00:25:13,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:13,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2019-11-26 00:25:14,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7569b5ce/5fd18d0d56d84f73976990eb7f4d96ae/FLAG2f13b3146 [2019-11-26 00:25:14,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7569b5ce/5fd18d0d56d84f73976990eb7f4d96ae [2019-11-26 00:25:14,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:14,079 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:14,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:14,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:14,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:14,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:14, skipping insertion in model container [2019-11-26 00:25:14,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:14,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:15,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:15,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:15,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:15,441 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:15,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15 WrapperNode [2019-11-26 00:25:15,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:15,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:15,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:15,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:15,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15" (1/1) ... [2019-11-26 00:25:15,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:15,651 INFO L168 Benchmark]: Toolchain (without parser) took 1568.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:15,656 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:15,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.58 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:15,661 INFO L168 Benchmark]: Boogie Preprocessor took 190.17 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. [2019-11-26 00:25:15,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1366.58 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.17 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 0.1.24-65d6cd2 [2019-11-26 00:25:19,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:19,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:19,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:19,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:19,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:19,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:19,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:19,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:19,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:19,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:19,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:19,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:19,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:19,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:19,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:19,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:19,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:19,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:19,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:19,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:20,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:20,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:20,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:20,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:20,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:20,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:20,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:20,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:20,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:20,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:20,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:20,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:20,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:20,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:20,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:20,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:20,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:20,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:20,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:20,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:20,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:20,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:20,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:20,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:20,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:20,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:20,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:20,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:20,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:20,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:20,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:20,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:20,124 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:20,124 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:20,125 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:20,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:20,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:20,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:20,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:20,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:20,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:20,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:20,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:20,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:20,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:20,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:20,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:20,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:20,136 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:20,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:20,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:20,141 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 -> 5731971c09a136eb079f9cbecfc34cb6e82f7a1b [2019-11-26 00:25:20,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:20,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:20,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:20,734 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:20,735 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:20,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2019-11-26 00:25:20,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b51c9215/a163ea00e77a44f58ecae80dd06ca72a/FLAG036a94005 [2019-11-26 00:25:22,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:22,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2019-11-26 00:25:22,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b51c9215/a163ea00e77a44f58ecae80dd06ca72a/FLAG036a94005 [2019-11-26 00:25:22,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b51c9215/a163ea00e77a44f58ecae80dd06ca72a [2019-11-26 00:25:22,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:22,594 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:22,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:22,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:22,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:22,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2288bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22, skipping insertion in model container [2019-11-26 00:25:22,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:22,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:22,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:23,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:23,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:23,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:23,942 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:23,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23 WrapperNode [2019-11-26 00:25:23,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:23,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:23,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:23,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:23,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:23,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:23" (1/1) ... [2019-11-26 00:25:24,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:24,128 INFO L168 Benchmark]: Toolchain (without parser) took 1526.95 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. [2019-11-26 00:25:24,129 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:24,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.70 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:24,132 INFO L168 Benchmark]: Boogie Preprocessor took 171.94 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. [2019-11-26 00:25:24,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1339.70 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.94 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...