./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.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/cstrcmp-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df3db790fa8159689a8da2e25598b93c123cddf7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/cstrcmp-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df3db790fa8159689a8da2e25598b93c123cddf7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:18,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:18,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:18,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:18,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:18,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:18,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:18,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:18,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:18,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:18,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:18,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:18,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:18,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:18,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:18,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:18,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:18,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:18,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:18,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:18,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:18,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:18,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:18,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:18,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:18,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:18,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:18,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:18,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:18,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:18,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:18,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:18,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:18,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:18,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:18,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:18,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:18,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:18,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:18,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:18,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:18,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:18,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:18,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:18,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:18,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:18,849 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:18,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:18,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:18,850 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:18,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:18,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:18,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:18,853 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:18,853 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:18,854 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:18,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:18,854 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:18,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:18,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:18,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:18,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:18,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:18,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:18,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:18,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:18,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:18,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:18,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:18,860 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 -> df3db790fa8159689a8da2e25598b93c123cddf7 [2019-11-27 11:20:19,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:19,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:19,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:19,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:19,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:19,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-27 11:20:19,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d4e07ae/e95c84af44844c3a8f03431ad18e6ec8/FLAG42054d8bd [2019-11-27 11:20:20,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:20,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-27 11:20:20,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d4e07ae/e95c84af44844c3a8f03431ad18e6ec8/FLAG42054d8bd [2019-11-27 11:20:20,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d4e07ae/e95c84af44844c3a8f03431ad18e6ec8 [2019-11-27 11:20:20,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:20,572 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:20,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:20,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:20,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:20,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:20" (1/1) ... [2019-11-27 11:20:20,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:20, skipping insertion in model container [2019-11-27 11:20:20,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:20" (1/1) ... [2019-11-27 11:20:20,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:20,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:21,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:21,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,533 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:21,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21 WrapperNode [2019-11-27 11:20:21,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:21,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:21,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:21,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:21,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:21,678 INFO L168 Benchmark]: Toolchain (without parser) took 1103.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:21,692 INFO L168 Benchmark]: CDTParser took 1.02 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 11:20:21,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 960.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:21,694 INFO L168 Benchmark]: Boogie Preprocessor took 135.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:21,700 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 960.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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 11:20:24,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:24,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:24,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:24,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:24,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:24,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:24,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:24,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:24,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:24,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:24,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:24,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:24,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:24,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:24,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:24,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:24,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:24,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:24,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:24,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:24,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:24,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:24,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:24,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:24,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:24,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:24,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:24,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:24,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:24,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:24,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:24,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:24,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:24,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:24,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:24,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:24,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:24,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:24,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:24,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:24,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:24,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:24,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:24,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:24,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:24,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:24,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:24,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:24,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:24,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:24,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:24,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:24,498 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:24,498 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:24,498 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:24,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:24,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:24,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:24,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:24,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:24,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:24,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:24,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:24,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:24,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:24,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:24,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:24,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:24,504 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:24,504 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:24,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:24,505 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 -> df3db790fa8159689a8da2e25598b93c123cddf7 [2019-11-27 11:20:24,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:24,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:24,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:24,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:24,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:24,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-27 11:20:25,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f45aa823/ce5cf5c6e8ce44bda62175b5ecdc7006/FLAG51a6ecb99 [2019-11-27 11:20:25,915 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:25,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-27 11:20:25,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f45aa823/ce5cf5c6e8ce44bda62175b5ecdc7006/FLAG51a6ecb99 [2019-11-27 11:20:26,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f45aa823/ce5cf5c6e8ce44bda62175b5ecdc7006 [2019-11-27 11:20:26,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:26,115 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:26,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:26,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:26,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:26,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:26" (1/1) ... [2019-11-27 11:20:26,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702095a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:26, skipping insertion in model container [2019-11-27 11:20:26,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:26" (1/1) ... [2019-11-27 11:20:26,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:26,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:26,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:26,935 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:27,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:27,125 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:27,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27 WrapperNode [2019-11-27 11:20:27,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:27,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:27,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:27,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:27,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:27,276 INFO L168 Benchmark]: Toolchain (without parser) took 1159.99 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:27,277 INFO L168 Benchmark]: CDTParser took 0.28 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 11:20:27,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 996.61 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:27,284 INFO L168 Benchmark]: Boogie Preprocessor took 145.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:27,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 996.61 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.08 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...