./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-01-2.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/forester-heap/sll-01-2.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 31de2fb67e84e52bb7705ac8720e6b139fef2d91 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/forester-heap/sll-01-2.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 31de2fb67e84e52bb7705ac8720e6b139fef2d91 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:22:39,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:39,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:39,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:39,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:39,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:39,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:39,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:39,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:39,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:39,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:39,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:39,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:39,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:39,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:39,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:39,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:39,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:39,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:39,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:40,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:40,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:40,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:40,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:40,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:40,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:40,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:40,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:40,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:40,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:40,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:40,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:40,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:40,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:40,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:40,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:40,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:40,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:40,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:40,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:40,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:40,063 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:40,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:40,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:40,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:40,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:40,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:40,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:40,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:40,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:40,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:40,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:40,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:40,124 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:40,125 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:40,125 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:40,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:40,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:40,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:40,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:40,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:40,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:40,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:40,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:40,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:40,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:40,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:40,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:40,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:40,133 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 -> 31de2fb67e84e52bb7705ac8720e6b139fef2d91 [2019-11-27 11:22:40,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:40,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:40,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:40,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:40,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:40,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 11:22:40,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343696da/b93fc564a14d4d868adf1a3b6fc45b2e/FLAG5a310350f [2019-11-27 11:22:42,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:42,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 11:22:42,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343696da/b93fc564a14d4d868adf1a3b6fc45b2e/FLAG5a310350f [2019-11-27 11:22:42,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343696da/b93fc564a14d4d868adf1a3b6fc45b2e [2019-11-27 11:22:42,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:42,193 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:42,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:42,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:42,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:42,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:42" (1/1) ... [2019-11-27 11:22:42,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:42, skipping insertion in model container [2019-11-27 11:22:42,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:42" (1/1) ... [2019-11-27 11:22:42,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:42,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:43,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:43,165 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:43,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:43,423 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:43,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43 WrapperNode [2019-11-27 11:22:43,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:43,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:43,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:43,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:43" (1/1) ... [2019-11-27 11:22:43,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:43,622 INFO L168 Benchmark]: Toolchain (without parser) took 1415.09 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:43,627 INFO L168 Benchmark]: CDTParser took 2.11 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 11:22:43,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1226.52 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 11:22:43,634 INFO L168 Benchmark]: Boogie Preprocessor took 174.89 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 11:22:43,644 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 1226.52 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 174.89 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 11:22:47,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:47,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:47,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:47,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:47,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:47,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:47,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:47,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:47,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:47,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:47,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:47,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:47,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:47,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:47,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:47,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:47,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:47,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:47,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:47,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:47,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:47,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:47,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:47,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:47,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:47,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:47,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:47,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:47,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:47,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:47,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:47,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:47,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:47,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:47,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:47,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:47,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:47,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:47,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:47,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:47,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:22:47,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:47,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:47,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:47,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:47,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:47,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:47,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:47,854 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:47,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:47,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:47,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:47,859 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:47,859 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:47,860 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:47,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:47,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:47,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:22:47,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:22:47,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:47,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:47,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:47,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:47,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:47,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:47,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:47,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:47,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:47,869 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:22:47,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:22:47,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:22:47,871 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 -> 31de2fb67e84e52bb7705ac8720e6b139fef2d91 [2019-11-27 11:22:48,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:48,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:48,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:48,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:48,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:48,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 11:22:48,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77a4f0f0/4c84dea24388431da2a2f2fecd484306/FLAG8e301b5bf [2019-11-27 11:22:50,016 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:50,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 11:22:50,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77a4f0f0/4c84dea24388431da2a2f2fecd484306/FLAG8e301b5bf [2019-11-27 11:22:50,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77a4f0f0/4c84dea24388431da2a2f2fecd484306 [2019-11-27 11:22:50,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:50,082 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:50,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:50,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:50,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:50,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:50, skipping insertion in model container [2019-11-27 11:22:50,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:50" (1/1) ... [2019-11-27 11:22:50,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:50,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:22:51,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,239 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:22:51,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:22:51,518 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:22:51,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51 WrapperNode [2019-11-27 11:22:51,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:51,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:22:51,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:22:51,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:51" (1/1) ... [2019-11-27 11:22:51,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:22:51,777 INFO L168 Benchmark]: Toolchain (without parser) took 1689.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.8 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,779 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:22:51,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:22:51,786 INFO L168 Benchmark]: Boogie Preprocessor took 243.39 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 11:22:51,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1424.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.39 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...