./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cmemset-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_cmemset-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 10bdb405bd6bca2bddb8b686c44dad291e109402 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cmemset-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 10bdb405bd6bca2bddb8b686c44dad291e109402 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:20:33,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:33,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:33,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:33,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:33,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:33,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:34,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:34,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:34,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:34,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:34,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:34,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:34,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:34,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:34,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:34,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:34,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:34,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:34,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:34,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:34,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:34,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:34,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:34,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:34,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:34,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:34,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:34,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:34,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:34,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:34,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:34,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:34,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:34,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:34,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:34,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:34,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:34,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:34,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:34,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:34,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:34,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:34,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:34,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:34,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:34,175 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:34,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:34,177 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:34,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:34,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:34,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:34,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:34,181 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:34,181 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:34,185 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:34,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:34,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:34,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:34,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:34,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:34,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:34,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:34,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:34,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:34,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:34,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:34,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:34,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:34,191 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-27 11:20:34,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:34,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:34,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:34,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:34,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:34,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 11:20:35,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d24e942d4/a6fdd2c5bd254ae5a197282587fe1e98/FLAG173df32bc [2019-11-27 11:20:36,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:36,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 11:20:36,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d24e942d4/a6fdd2c5bd254ae5a197282587fe1e98/FLAG173df32bc [2019-11-27 11:20:36,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d24e942d4/a6fdd2c5bd254ae5a197282587fe1e98 [2019-11-27 11:20:36,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:36,342 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:36,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:36,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:36,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:36,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:36" (1/1) ... [2019-11-27 11:20:36,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34891832 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 11:20:36,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:36" (1/1) ... [2019-11-27 11:20:36,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:36,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:37,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:37,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:37,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:37,636 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:37,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:37 WrapperNode [2019-11-27 11:20:37,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:37,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:37,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:37,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:37,677 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 11:20:37,677 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 11:20:37,717 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 11:20:37,718 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 11:20:37,767 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 11:20:37,784 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 11:20:37,789 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 11:20:37,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:37,820 INFO L168 Benchmark]: Toolchain (without parser) took 1473.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.3 MB in the end (delta: -15.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:37,829 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:37,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1296.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.3 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:37,838 INFO L168 Benchmark]: Boogie Preprocessor took 166.26 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 11:20:37,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1296.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.3 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.26 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 11:20:41,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:41,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:41,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:41,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:41,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:41,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:41,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:41,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:41,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:41,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:41,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:41,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:41,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:41,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:41,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:41,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:41,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:41,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:41,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:41,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:41,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:41,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:41,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:41,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:41,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:41,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:41,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:41,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:41,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:41,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:41,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:41,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:41,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:41,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:41,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:41,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:41,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:41,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:41,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:41,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:41,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:41,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:41,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:41,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:41,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:41,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:41,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:41,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:41,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:41,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:41,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:41,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:41,888 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:41,891 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:41,891 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:41,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:41,892 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:41,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:41,893 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:41,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:41,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:41,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:41,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:41,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:41,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:41,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:41,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:41,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:41,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:41,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:41,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:41,901 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 -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2019-11-27 11:20:42,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:42,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:42,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:42,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:42,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:42,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 11:20:42,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aba081a8/c64815c86c684092bba92cf0bbb7b113/FLAG188523fdc [2019-11-27 11:20:43,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:43,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2019-11-27 11:20:43,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aba081a8/c64815c86c684092bba92cf0bbb7b113/FLAG188523fdc [2019-11-27 11:20:43,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aba081a8/c64815c86c684092bba92cf0bbb7b113 [2019-11-27 11:20:43,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:43,983 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:43,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:43,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:43,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:43,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:43" (1/1) ... [2019-11-27 11:20:44,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f933ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:44, skipping insertion in model container [2019-11-27 11:20:44,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:43" (1/1) ... [2019-11-27 11:20:44,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:44,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:45,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:45,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:45,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:45,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:45,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:45 WrapperNode [2019-11-27 11:20:45,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:45,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:45,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:45,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:45,413 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 11:20:45,416 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 11:20:45,460 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 11:20:45,461 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 11:20:45,514 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 11:20:45,528 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 11:20:45,547 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 11:20:45,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:45,579 INFO L168 Benchmark]: Toolchain (without parser) took 1592.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:45,583 INFO L168 Benchmark]: CDTParser took 0.93 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 11:20:45,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:45,591 INFO L168 Benchmark]: Boogie Preprocessor took 193.84 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 11:20:45,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1390.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.84 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...