./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 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/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 0.1.24-65d6cd2 [2019-11-26 00:27:17,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:17,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:17,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:17,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:17,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:17,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:17,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:17,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:17,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:17,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:17,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:17,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:17,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:17,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:17,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:17,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:17,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:17,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:17,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:17,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:17,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:17,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:17,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:17,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:17,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:17,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:17,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:17,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:17,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:17,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:17,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:17,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:17,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:17,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:17,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:17,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:17,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:17,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:17,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:17,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:17,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:17,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:17,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:17,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:17,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:17,326 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:17,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:17,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:17,331 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:17,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:17,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:17,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:17,333 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:17,334 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:17,334 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:17,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:17,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:17,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:17,338 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:17,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:17,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:17,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:17,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:17,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:17,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:17,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:17,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:17,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:17,344 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 [2019-11-26 00:27:17,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:17,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:17,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:17,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:17,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:17,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-26 00:27:18,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec414c0e/eaada7a7916a42c8a629de123cac21a4/FLAG641f28fa7 [2019-11-26 00:27:19,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:19,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-26 00:27:19,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec414c0e/eaada7a7916a42c8a629de123cac21a4/FLAG641f28fa7 [2019-11-26 00:27:19,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec414c0e/eaada7a7916a42c8a629de123cac21a4 [2019-11-26 00:27:19,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:19,411 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:19,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:19,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:19,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:19,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19, skipping insertion in model container [2019-11-26 00:27:19,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:19,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:20,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:20,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,669 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:20,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20 WrapperNode [2019-11-26 00:27:20,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:20,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:20,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:20,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,874 INFO L168 Benchmark]: Toolchain (without parser) took 1458.91 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,878 INFO L168 Benchmark]: CDTParser took 1.59 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 00:27:20,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1246.19 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:20,892 INFO L168 Benchmark]: Boogie Preprocessor took 192.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:20,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1246.19 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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 0.1.24-65d6cd2 [2019-11-26 00:27:24,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:24,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:24,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:24,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:24,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:24,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:24,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:24,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:24,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:24,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:24,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:24,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:24,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:24,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:24,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:24,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:24,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:24,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:24,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:24,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:24,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:24,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:24,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:24,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:24,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:24,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:24,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:24,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:24,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:24,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:24,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:24,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:24,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:24,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:24,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:24,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:24,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:24,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:24,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:24,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:24,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:24,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:24,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:24,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:24,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:24,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:24,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:24,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:24,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:24,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:24,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:24,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:24,990 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:24,991 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:24,991 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:24,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:24,992 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:24,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:24,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:24,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:24,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:24,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:24,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:24,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:24,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:24,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:24,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:24,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:24,997 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:24,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:24,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:25,000 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 [2019-11-26 00:27:25,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:25,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:25,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:25,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:25,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:25,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-26 00:27:25,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5990a4cea/6a59b60b7b6b4ecba2a7b7f8b2044e3b/FLAGc9a76cfe2 [2019-11-26 00:27:26,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:26,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-26 00:27:26,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5990a4cea/6a59b60b7b6b4ecba2a7b7f8b2044e3b/FLAGc9a76cfe2 [2019-11-26 00:27:26,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5990a4cea/6a59b60b7b6b4ecba2a7b7f8b2044e3b [2019-11-26 00:27:26,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:26,942 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:26,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:26,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:26,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:26,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5c18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26, skipping insertion in model container [2019-11-26 00:27:26,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:27,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:27,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:27,918 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:28,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:28,176 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:28,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28 WrapperNode [2019-11-26 00:27:28,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:28,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:28,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:28,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,389 INFO L168 Benchmark]: Toolchain (without parser) took 1441.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:28,393 INFO L168 Benchmark]: CDTParser took 0.40 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 00:27:28,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1224.26 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 00:27:28,397 INFO L168 Benchmark]: Boogie Preprocessor took 200.63 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 00:27:28,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1224.26 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 200.63 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...