./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/cstrncpy_unsafe.c -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 41f0468d692f5518317d4661ccff168131d2a4eb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/cstrncpy_unsafe.c -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 41f0468d692f5518317d4661ccff168131d2a4eb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:18,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:19,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:19,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:19,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:19,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:19,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:19,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:19,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:19,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:19,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:19,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:19,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:19,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:19,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:19,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:19,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:19,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:19,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:19,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:19,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:19,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:19,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:19,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:19,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:19,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:19,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:19,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:19,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:19,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:19,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:19,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:19,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:19,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:19,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:19,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:19,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:19,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:19,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:19,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:19,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:19,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:19,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:19,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:19,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:19,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:19,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:19,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:19,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:19,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:19,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:19,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:19,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:19,236 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:19,237 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:19,238 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:19,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:19,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:19,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:19,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:19,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:19,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:19,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:19,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:19,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:19,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:19,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:19,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:19,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:19,247 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 -> 41f0468d692f5518317d4661ccff168131d2a4eb [2019-11-27 11:20:19,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:19,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:19,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:19,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:19,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:19,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2019-11-27 11:20:20,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58344488/c3580766968d4a1188c0231e84f5dc81/FLAG1fbb60881 [2019-11-27 11:20:21,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:21,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2019-11-27 11:20:21,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58344488/c3580766968d4a1188c0231e84f5dc81/FLAG1fbb60881 [2019-11-27 11:20:21,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58344488/c3580766968d4a1188c0231e84f5dc81 [2019-11-27 11:20:21,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:21,237 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:21,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:21,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:21,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:21,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21, skipping insertion in model container [2019-11-27 11:20:21,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:21,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:21,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:21,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,894 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:21,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21 WrapperNode [2019-11-27 11:20:21,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:21,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:21,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:21,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:22,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:22,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:22,122 INFO L168 Benchmark]: Toolchain (without parser) took 881.84 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:22,123 INFO L168 Benchmark]: CDTParser took 0.66 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 11:20:22,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:22,132 INFO L168 Benchmark]: Boogie Preprocessor took 212.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:22,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 658.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. 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-da95e15 [2019-11-27 11:20:25,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:25,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:25,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:26,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:26,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:26,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:26,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:26,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:26,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:26,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:26,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:26,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:26,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:26,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:26,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:26,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:26,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:26,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:26,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:26,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:26,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:26,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:26,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:26,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:26,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:26,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:26,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:26,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:26,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:26,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:26,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:26,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:26,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:26,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:26,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:26,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:26,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:26,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:26,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:26,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:26,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:26,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:26,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:26,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:26,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:26,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:26,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:26,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:26,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:26,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:26,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:26,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:26,229 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:26,230 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:26,230 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:26,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:26,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:26,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:26,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:26,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:26,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:26,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:26,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:26,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:26,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:26,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:26,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:26,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:26,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:26,240 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:26,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:26,241 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 -> 41f0468d692f5518317d4661ccff168131d2a4eb [2019-11-27 11:20:26,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:26,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:26,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:26,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:26,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:26,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2019-11-27 11:20:26,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830b77ac2/c20be58797804a5082496dc7e8666781/FLAG26d4aed6f [2019-11-27 11:20:27,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:27,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2019-11-27 11:20:27,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830b77ac2/c20be58797804a5082496dc7e8666781/FLAG26d4aed6f [2019-11-27 11:20:28,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/830b77ac2/c20be58797804a5082496dc7e8666781 [2019-11-27 11:20:28,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:28,052 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:28,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:28,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:28,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:28,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28, skipping insertion in model container [2019-11-27 11:20:28,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:28,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:28,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:28,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:28,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:28,665 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:28,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28 WrapperNode [2019-11-27 11:20:28,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:28,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:28,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:28,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:28,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:28,878 INFO L168 Benchmark]: Toolchain (without parser) took 826.66 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:28,879 INFO L168 Benchmark]: CDTParser took 3.79 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 11:20:28,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:28,884 INFO L168 Benchmark]: Boogie Preprocessor took 203.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:28,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 612.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...