./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.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/list-ext3-properties/sll_of_sll_nondet_append-1.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 bc492e84c2a9ba809e80eee5d07809cf51846bd1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext3-properties/sll_of_sll_nondet_append-1.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 bc492e84c2a9ba809e80eee5d07809cf51846bd1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:40,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:40,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:40,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:40,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:40,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:40,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:41,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:41,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:41,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:41,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:41,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:41,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:41,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:41,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:41,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:41,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:41,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:41,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:41,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:41,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:41,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:41,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:41,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:41,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:41,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:41,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:41,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:41,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:41,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:41,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:41,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:41,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:41,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:41,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:41,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:41,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:41,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:41,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:41,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:41,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:41,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:41,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:41,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:41,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:41,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:41,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:41,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:41,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:41,172 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:41,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:41,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:41,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:41,176 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:41,176 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:41,179 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:41,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:41,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:41,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:41,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:41,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:41,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:41,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:41,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:41,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:41,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:41,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:41,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:41,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:41,188 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 -> bc492e84c2a9ba809e80eee5d07809cf51846bd1 [2019-11-24 22:23:41,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:41,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:41,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:41,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:41,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:41,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-24 22:23:41,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2157a52b5/d62a333f521b4a9db2dda451951e03cf/FLAGec5d07cc9 [2019-11-24 22:23:43,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:43,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-24 22:23:43,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2157a52b5/d62a333f521b4a9db2dda451951e03cf/FLAGec5d07cc9 [2019-11-24 22:23:43,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2157a52b5/d62a333f521b4a9db2dda451951e03cf [2019-11-24 22:23:43,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:43,320 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:43,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:43,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:43,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:43,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:43" (1/1) ... [2019-11-24 22:23:43,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4696e6c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:43, skipping insertion in model container [2019-11-24 22:23:43,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:43" (1/1) ... [2019-11-24 22:23:43,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:43,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:44,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:44,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:44,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:44,688 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:44,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44 WrapperNode [2019-11-24 22:23:44,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:44,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:44,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:44,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:44,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:44" (1/1) ... [2019-11-24 22:23:44,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:44,884 INFO L168 Benchmark]: Toolchain (without parser) took 1563.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.1 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:44,890 INFO L168 Benchmark]: CDTParser took 0.79 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 22:23:44,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1368.06 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:44,907 INFO L168 Benchmark]: Boogie Preprocessor took 182.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:44,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 1368.06 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:23:48,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:48,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:48,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:48,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:48,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:48,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:48,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:48,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:48,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:48,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:48,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:48,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:48,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:48,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:48,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:48,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:48,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:48,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:48,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:48,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:48,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:48,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:48,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:48,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:49,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:49,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:49,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:49,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:49,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:49,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:49,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:49,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:49,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:49,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:49,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:49,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:49,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:49,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:49,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:49,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:49,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:49,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:49,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:49,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:49,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:49,090 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:49,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:49,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:49,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:49,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:49,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:49,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:49,098 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:49,098 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:49,101 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:49,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:49,102 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:49,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:49,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:49,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:49,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:49,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:49,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:49,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:49,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:49,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:49,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:49,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:49,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:49,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:49,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:49,114 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 -> bc492e84c2a9ba809e80eee5d07809cf51846bd1 [2019-11-24 22:23:49,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:49,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:49,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:49,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:49,751 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:49,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-24 22:23:49,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21451d48f/421f61accfa64244a41464ad6fe0fcc6/FLAGff9b642f9 [2019-11-24 22:23:51,159 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:51,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-24 22:23:51,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21451d48f/421f61accfa64244a41464ad6fe0fcc6/FLAGff9b642f9 [2019-11-24 22:23:51,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21451d48f/421f61accfa64244a41464ad6fe0fcc6 [2019-11-24 22:23:51,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:51,254 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:51,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:51,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:51,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:51,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:51" (1/1) ... [2019-11-24 22:23:51,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:51, skipping insertion in model container [2019-11-24 22:23:51,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:51" (1/1) ... [2019-11-24 22:23:51,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:51,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:52,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:52,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:52,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:52,644 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:52,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52 WrapperNode [2019-11-24 22:23:52,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:52,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:52,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:52,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:52,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:52" (1/1) ... [2019-11-24 22:23:52,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:52,871 INFO L168 Benchmark]: Toolchain (without parser) took 1614.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:52,886 INFO L168 Benchmark]: CDTParser took 0.36 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 22:23:52,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1395.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:52,892 INFO L168 Benchmark]: Boogie Preprocessor took 211.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:52,904 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1395.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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...