./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i --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/openbsd_cstpcpy-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 97f817c294f65682bc18734ad52a0295ea6b342c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cstpcpy-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 97f817c294f65682bc18734ad52a0295ea6b342c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:20:33,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:34,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:34,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:34,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:34,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:34,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:34,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:34,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:34,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:34,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:34,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:34,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:34,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:34,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:34,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:34,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:34,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:34,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:34,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:34,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:34,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:34,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:34,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:34,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:34,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:34,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:34,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:34,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:34,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:34,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:34,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:34,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:34,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:34,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:34,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:34,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:34,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:34,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:34,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:34,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:34,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:34,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:34,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:34,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:34,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:34,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:34,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:34,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:34,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:34,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:34,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:34,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:34,236 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:34,236 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:34,237 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:34,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:34,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:34,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:34,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:34,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:34,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:34,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:34,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:34,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:34,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:34,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:34,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:34,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:34,247 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 -> 97f817c294f65682bc18734ad52a0295ea6b342c [2019-11-27 11:20:34,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:34,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:34,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:34,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:34,898 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:34,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-27 11:20:35,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68f5affb/31acc10f23f944158c45a3dbbf51118a/FLAG8ed8e4a61 [2019-11-27 11:20:36,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:36,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-27 11:20:36,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68f5affb/31acc10f23f944158c45a3dbbf51118a/FLAG8ed8e4a61 [2019-11-27 11:20:36,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68f5affb/31acc10f23f944158c45a3dbbf51118a [2019-11-27 11:20:36,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:36,307 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:36,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:36,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:36,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:36,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:36" (1/1) ... [2019-11-27 11:20:36,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:36, skipping insertion in model container [2019-11-27 11:20:36,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:36" (1/1) ... [2019-11-27 11:20:36,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:36,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:37,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:37,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:37,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:37,597 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:37,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37 WrapperNode [2019-11-27 11:20:37,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:37,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:37,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:37,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:37,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37" (1/1) ... [2019-11-27 11:20:37,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:37,750 INFO L168 Benchmark]: Toolchain (without parser) took 1437.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:37,762 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:37,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1289.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:37,768 INFO L168 Benchmark]: Boogie Preprocessor took 137.52 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:37,776 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1289.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.52 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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-da95e15 [2019-11-27 11:20:41,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:41,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:41,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:41,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:41,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:41,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:41,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:41,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:41,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:41,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:41,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:41,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:41,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:41,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:41,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:41,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:41,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:41,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:41,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:41,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:41,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:41,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:41,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:41,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:41,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:41,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:41,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:41,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:41,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:41,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:41,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:41,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:41,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:41,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:41,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:41,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:41,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:41,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:41,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:41,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:41,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:41,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:41,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:41,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:41,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:41,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:41,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:41,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:41,816 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:41,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:41,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:41,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:41,821 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:41,821 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:41,822 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:41,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:41,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:41,823 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:41,823 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:41,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:41,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:41,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:41,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:41,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:41,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:41,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:41,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:41,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:41,830 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:41,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:41,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:41,832 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 -> 97f817c294f65682bc18734ad52a0295ea6b342c [2019-11-27 11:20:42,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:42,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:42,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:42,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:42,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:42,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-27 11:20:42,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9b5d177/87c9591dc7894b11a7d55b3cc20d534b/FLAGfb9d94e04 [2019-11-27 11:20:43,843 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:43,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2019-11-27 11:20:43,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9b5d177/87c9591dc7894b11a7d55b3cc20d534b/FLAGfb9d94e04 [2019-11-27 11:20:43,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae9b5d177/87c9591dc7894b11a7d55b3cc20d534b [2019-11-27 11:20:43,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:43,941 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:43,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:43,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:43,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:43,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:43" (1/1) ... [2019-11-27 11:20:43,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:43, skipping insertion in model container [2019-11-27 11:20:43,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:43" (1/1) ... [2019-11-27 11:20:43,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:44,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:44,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:45,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:45,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:45,264 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:45,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45 WrapperNode [2019-11-27 11:20:45,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:45,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:45,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:45,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:45,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45" (1/1) ... [2019-11-27 11:20:45,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:45,447 INFO L168 Benchmark]: Toolchain (without parser) took 1505.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.8 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:45,450 INFO L168 Benchmark]: CDTParser took 2.76 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:45,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1321.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.8 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:45,460 INFO L168 Benchmark]: Boogie Preprocessor took 175.39 ms. Allocated memory is still 1.0 GB. Free memory is still 973.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:45,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1321.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.8 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.39 ms. Allocated memory is still 1.0 GB. Free memory is still 973.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...