./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 32f26835 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 0.1.24-32f2683 [2019-11-24 22:20:27,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:27,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:27,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:27,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:27,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:27,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:27,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:27,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:27,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:27,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:27,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:27,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:27,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:27,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:27,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:27,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:28,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:28,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:28,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:28,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:28,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:28,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:28,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:28,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:28,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:28,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:28,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:28,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:28,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:28,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:28,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:28,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:28,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:28,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:28,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:28,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:28,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:28,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:28,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:28,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:28,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:28,083 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:28,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:28,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:28,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:28,090 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:28,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:28,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:28,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:28,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:28,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:28,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:28,092 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:28,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:28,093 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:28,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:28,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:28,094 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:28,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:28,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:28,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:28,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:28,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:28,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:28,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:28,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:28,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:28,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:28,098 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 [2019-11-24 22:20:28,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:28,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:28,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:28,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:28,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:28,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-24 22:20:28,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36ba5ea37/42eac07ca3084b6a9cc0e9cf46c19358/FLAG0069de8ff [2019-11-24 22:20:29,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:29,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-24 22:20:29,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36ba5ea37/42eac07ca3084b6a9cc0e9cf46c19358/FLAG0069de8ff [2019-11-24 22:20:29,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36ba5ea37/42eac07ca3084b6a9cc0e9cf46c19358 [2019-11-24 22:20:29,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:29,722 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:29,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:29,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:29,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:29,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:29" (1/1) ... [2019-11-24 22:20:29,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57095ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:29, skipping insertion in model container [2019-11-24 22:20:29,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:29" (1/1) ... [2019-11-24 22:20:29,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:29,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:30,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:30,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:30,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:30,672 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:30,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30 WrapperNode [2019-11-24 22:20:30,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:30,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:30,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:30,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:30,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:30" (1/1) ... [2019-11-24 22:20:30,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:30,818 INFO L168 Benchmark]: Toolchain (without parser) took 1089.59 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:30,819 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-24 22:20:30,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 950.88 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:30,834 INFO L168 Benchmark]: Boogie Preprocessor took 131.88 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:30,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 950.88 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.88 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:33,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:33,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:33,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:33,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:33,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:33,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:33,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:33,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:33,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:33,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:33,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:33,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:33,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:33,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:33,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:33,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:33,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:33,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:33,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:33,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:33,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:33,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:33,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:33,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:33,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:33,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:33,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:33,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:33,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:33,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:33,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:33,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:33,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:33,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:33,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:33,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:33,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:33,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:33,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:33,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:33,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:33,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:33,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:33,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:33,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:33,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:33,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:33,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:33,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:33,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:33,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:33,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:33,668 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:33,668 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:33,669 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:33,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:33,671 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:33,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:33,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:33,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:33,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:33,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:33,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:33,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:33,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:33,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:33,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:33,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:33,675 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:33,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:33,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:33,676 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 [2019-11-24 22:20:34,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:34,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:34,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:34,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:34,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:34,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-24 22:20:34,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb4b5b8d/ff80c7c33c874ea4a14662c1e30e7cdc/FLAG83d60d090 [2019-11-24 22:20:35,005 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:35,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2019-11-24 22:20:35,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb4b5b8d/ff80c7c33c874ea4a14662c1e30e7cdc/FLAG83d60d090 [2019-11-24 22:20:35,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb4b5b8d/ff80c7c33c874ea4a14662c1e30e7cdc [2019-11-24 22:20:35,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:35,202 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:35,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:35,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:35,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:35,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:35" (1/1) ... [2019-11-24 22:20:35,226 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 24.11 10:20:35, skipping insertion in model container [2019-11-24 22:20:35,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:35" (1/1) ... [2019-11-24 22:20:35,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:35,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:35,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:35,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:36,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:36,204 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:36,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36 WrapperNode [2019-11-24 22:20:36,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:36,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:36,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:36,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:36,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:36" (1/1) ... [2019-11-24 22:20:36,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:36,359 INFO L168 Benchmark]: Toolchain (without parser) took 1150.79 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 972.8 MB in the end (delta: -9.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:36,360 INFO L168 Benchmark]: CDTParser took 1.58 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. [2019-11-24 22:20:36,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 996.96 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 978.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:36,366 INFO L168 Benchmark]: Boogie Preprocessor took 142.06 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. [2019-11-24 22:20:36,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 996.96 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 978.5 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 142.06 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...