./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.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_cstrcmp-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 f68b319d77fa756392ca29e618a1e0accd9b6c9e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_cstrcmp-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 f68b319d77fa756392ca29e618a1e0accd9b6c9e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:25:11,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:11,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:11,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:11,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:11,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:11,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:11,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:11,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:11,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:11,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:11,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:11,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:11,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:11,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:12,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:12,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:12,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:12,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:12,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:12,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:12,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:12,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:12,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:12,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:12,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:12,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:12,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:12,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:12,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:12,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:12,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:12,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:12,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:12,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:12,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:12,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:12,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:12,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:12,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:12,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:12,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:12,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:12,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:12,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:12,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:12,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:12,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:12,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:12,137 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:12,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:12,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:12,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:12,142 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:12,142 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:12,143 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:12,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:12,145 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:12,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:12,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:12,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:12,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:12,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:12,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:12,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:12,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:12,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:12,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:12,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:12,151 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 -> f68b319d77fa756392ca29e618a1e0accd9b6c9e [2019-11-26 00:25:12,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:12,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:12,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:12,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:12,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:12,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 00:25:13,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b7a2967/ce8f40c14b684faf9834cd0b11b30afb/FLAGd6a48b8a6 [2019-11-26 00:25:14,106 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:14,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 00:25:14,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b7a2967/ce8f40c14b684faf9834cd0b11b30afb/FLAGd6a48b8a6 [2019-11-26 00:25:14,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15b7a2967/ce8f40c14b684faf9834cd0b11b30afb [2019-11-26 00:25:14,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:14,219 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:14,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:14,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:14,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:14,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 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 00:25:14,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:14" (1/1) ... [2019-11-26 00:25:14,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:14,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:15,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:15,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:15,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:15,483 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:15,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:15 WrapperNode [2019-11-26 00:25:15,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:15,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:15,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:15,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:15,519 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 00:25:15,522 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 00:25:15,582 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 00:25:15,584 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 00:25:15,634 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 00:25:15,647 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 00:25:15,662 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 00:25:15,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:15,682 INFO L168 Benchmark]: Toolchain (without parser) took 1463.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:15,688 INFO L168 Benchmark]: CDTParser took 4.31 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. [2019-11-26 00:25:15,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1261.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:15,691 INFO L168 Benchmark]: Boogie Preprocessor took 189.36 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 00:25:15,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.31 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 1261.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.36 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 00:25:19,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:19,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:19,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:19,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:19,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:19,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:19,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:19,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:19,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:19,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:19,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:19,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:19,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:19,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:19,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:19,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:19,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:19,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:19,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:19,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:19,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:19,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:19,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:19,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:19,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:19,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:19,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:19,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:19,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:19,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:19,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:19,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:19,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:19,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:19,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:19,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:19,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:19,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:19,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:19,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:19,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:19,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:19,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:19,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:19,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:19,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:19,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:19,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:19,651 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:19,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:19,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:19,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:19,654 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:19,657 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:19,657 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:19,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:19,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:19,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:19,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:19,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:19,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:19,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:19,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:19,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:19,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:19,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:19,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:19,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:19,669 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:19,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:19,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:19,671 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 -> f68b319d77fa756392ca29e618a1e0accd9b6c9e [2019-11-26 00:25:20,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:20,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:20,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:20,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:20,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:20,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 00:25:20,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed328c170/105bb3bc44474d9c964ee752226c3e4a/FLAGe125dad0b [2019-11-26 00:25:21,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:21,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 00:25:21,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed328c170/105bb3bc44474d9c964ee752226c3e4a/FLAGe125dad0b [2019-11-26 00:25:21,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed328c170/105bb3bc44474d9c964ee752226c3e4a [2019-11-26 00:25:21,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:21,674 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:21,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:21,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:21,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:21,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:21" (1/1) ... [2019-11-26 00:25:21,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:21, skipping insertion in model container [2019-11-26 00:25:21,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:21" (1/1) ... [2019-11-26 00:25:21,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:21,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:22,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:22,750 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:22,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:22,978 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:22,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22 WrapperNode [2019-11-26 00:25:22,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:22,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:22,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:22,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:23,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:22" (1/1) ... [2019-11-26 00:25:23,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:23,174 INFO L168 Benchmark]: Toolchain (without parser) took 1496.25 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 973.8 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:23,180 INFO L168 Benchmark]: CDTParser took 1.17 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 00:25:23,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1297.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:23,187 INFO L168 Benchmark]: Boogie Preprocessor took 186.71 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. [2019-11-26 00:25:23,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 1297.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.8 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.71 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...