./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 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/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 0.1.24-65d6cd2 [2019-11-26 00:24:54,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:24:54,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:24:54,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:24:54,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:24:54,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:24:54,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:24:54,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:24:54,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:24:54,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:24:54,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:24:54,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:24:54,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:24:54,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:24:54,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:24:54,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:24:54,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:24:54,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:24:54,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:24:54,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:24:54,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:24:54,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:24:54,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:24:54,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:24:54,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:24:54,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:24:54,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:24:54,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:24:54,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:24:54,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:24:54,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:24:54,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:24:54,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:24:54,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:24:54,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:24:54,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:24:54,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:24:54,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:24:54,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:24:54,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:24:54,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:24:54,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:24:54,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:24:54,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:24:54,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:24:54,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:24:54,963 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:24:54,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:24:54,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:24:54,964 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:24:54,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:24:54,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:24:54,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:24:54,965 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:24:54,966 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:24:54,966 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:24:54,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:24:54,968 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:24:54,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:24:54,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:24:54,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:24:54,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:24:54,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:24:54,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:24:54,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:24:54,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:24:54,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:24:54,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:24:54,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:24:54,972 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 [2019-11-26 00:24:55,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:24:55,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:24:55,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:24:55,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:24:55,424 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:24:55,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-26 00:24:55,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9e39d3a6/bdeb2fe97b4248219493abafe1840c77/FLAG198186b54 [2019-11-26 00:24:56,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:24:56,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-26 00:24:56,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9e39d3a6/bdeb2fe97b4248219493abafe1840c77/FLAG198186b54 [2019-11-26 00:24:56,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9e39d3a6/bdeb2fe97b4248219493abafe1840c77 [2019-11-26 00:24:56,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:24:56,567 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:24:56,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:56,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:24:56,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:24:56,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:56" (1/1) ... [2019-11-26 00:24:56,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8aadc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:56, skipping insertion in model container [2019-11-26 00:24:56,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:56" (1/1) ... [2019-11-26 00:24:56,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:24:56,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:24:57,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:24:57,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:24:57,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:24:57,483 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:24:57,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57 WrapperNode [2019-11-26 00:24:57,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:57,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:24:57,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:24:57,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:24:57,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:57" (1/1) ... [2019-11-26 00:24:57,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:24:57,620 INFO L168 Benchmark]: Toolchain (without parser) took 1051.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 00:24:57,621 INFO L168 Benchmark]: CDTParser took 1.81 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 00:24:57,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.35 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:57,631 INFO L168 Benchmark]: Boogie Preprocessor took 126.59 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. [2019-11-26 00:24:57,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 918.35 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.59 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 0.1.24-65d6cd2 [2019-11-26 00:25:00,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:00,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:00,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:00,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:00,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:00,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:00,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:00,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:00,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:00,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:00,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:00,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:00,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:00,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:00,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:00,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:00,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:00,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:00,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:00,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:00,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:00,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:00,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:00,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:00,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:00,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:00,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:00,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:00,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:00,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:00,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:00,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:00,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:00,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:00,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:00,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:00,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:00,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:00,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:00,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:00,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:00,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:00,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:00,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:00,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:00,487 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:00,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:00,487 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:00,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:00,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:00,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:00,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:00,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:00,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:00,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:00,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:00,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:00,493 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:00,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:00,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:00,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:00,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:00,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:00,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:00,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:00,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:00,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:00,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:00,497 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:00,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:00,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:00,498 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 [2019-11-26 00:25:00,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:00,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:00,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:00,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:00,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:00,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-26 00:25:01,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce920a05e/a7b04cc09dac4dffae2acfae995909ba/FLAGaec3f2032 [2019-11-26 00:25:01,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:01,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-26 00:25:01,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce920a05e/a7b04cc09dac4dffae2acfae995909ba/FLAGaec3f2032 [2019-11-26 00:25:02,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce920a05e/a7b04cc09dac4dffae2acfae995909ba [2019-11-26 00:25:02,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:02,062 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:02,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:02,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:02,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:02,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:02" (1/1) ... [2019-11-26 00:25:02,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:02, skipping insertion in model container [2019-11-26 00:25:02,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:02" (1/1) ... [2019-11-26 00:25:02,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:02,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:02,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:02,905 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:03,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:03,116 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:03,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03 WrapperNode [2019-11-26 00:25:03,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:03,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:03,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:03,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:03,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:03" (1/1) ... [2019-11-26 00:25:03,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:03,303 INFO L168 Benchmark]: Toolchain (without parser) took 1240.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 00:25:03,307 INFO L168 Benchmark]: CDTParser took 2.75 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 00:25:03,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1056.00 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. [2019-11-26 00:25:03,309 INFO L168 Benchmark]: Boogie Preprocessor took 177.14 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. [2019-11-26 00:25:03,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 1056.00 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 177.14 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...