./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-properties/splice-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-properties/splice-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 bb2202e8adc36cf09139287c61f8b63b857ea10d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-properties/splice-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 bb2202e8adc36cf09139287c61f8b63b857ea10d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:23:03,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:03,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:03,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:03,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:03,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:03,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:03,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:03,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:03,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:03,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:03,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:03,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:03,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:03,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:03,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:03,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:03,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:03,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:03,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:03,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:03,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:03,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:03,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:03,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:03,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:03,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:03,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:03,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:03,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:03,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:03,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:03,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:03,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:03,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:03,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:03,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:03,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:03,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:03,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:03,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:03,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:03,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:03,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:03,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:03,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:03,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:03,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:03,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:03,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:03,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:03,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:03,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:03,477 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:03,477 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:03,478 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:03,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:03,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:03,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:03,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:03,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:03,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:03,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:03,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:03,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:03,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:03,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:03,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:03,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:03,488 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 -> bb2202e8adc36cf09139287c61f8b63b857ea10d [2019-11-24 22:23:04,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:04,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:04,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:04,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:04,137 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:04,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 22:23:04,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd47b9ea7/648f46a98e3048b391da62df7732b156/FLAG4c02cc0c5 [2019-11-24 22:23:05,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:05,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 22:23:05,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd47b9ea7/648f46a98e3048b391da62df7732b156/FLAG4c02cc0c5 [2019-11-24 22:23:05,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd47b9ea7/648f46a98e3048b391da62df7732b156 [2019-11-24 22:23:05,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:05,618 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:05,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:05,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:05,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:05,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:05" (1/1) ... [2019-11-24 22:23:05,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:05, skipping insertion in model container [2019-11-24 22:23:05,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:05" (1/1) ... [2019-11-24 22:23:05,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:05,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:06,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:06,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:06,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:06,989 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:06,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06 WrapperNode [2019-11-24 22:23:06,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:06,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:06,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:06,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:07,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:06" (1/1) ... [2019-11-24 22:23:07,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:07,175 INFO L168 Benchmark]: Toolchain (without parser) took 1549.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.2 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:07,180 INFO L168 Benchmark]: CDTParser took 0.74 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. [2019-11-24 22:23:07,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.34 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 978.2 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:07,197 INFO L168 Benchmark]: Boogie Preprocessor took 169.27 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. [2019-11-24 22:23:07,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 1365.34 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 978.2 MB in the end (delta: -12.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.27 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 0.1.24-32f2683 [2019-11-24 22:23:11,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:11,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:11,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:11,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:11,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:11,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:11,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:11,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:11,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:11,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:11,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:11,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:11,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:11,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:11,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:11,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:11,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:11,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:11,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:11,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:11,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:11,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:11,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:11,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:11,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:11,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:11,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:11,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:11,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:11,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:11,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:11,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:11,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:11,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:11,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:11,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:11,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:11,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:11,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:11,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:11,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:11,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:11,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:11,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:11,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:11,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:11,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:11,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:11,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:11,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:11,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:11,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:11,248 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:11,248 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:11,251 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:11,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:11,252 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:11,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:11,252 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:11,253 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:11,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:11,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:11,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:11,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:11,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:11,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:11,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:11,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:11,257 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:11,259 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:11,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:11,260 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 -> bb2202e8adc36cf09139287c61f8b63b857ea10d [2019-11-24 22:23:11,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:11,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:11,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:11,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:11,899 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:11,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 22:23:12,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6082847bf/df99cde6829045feb7ae315d3494288d/FLAGefb943d8b [2019-11-24 22:23:13,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:13,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2019-11-24 22:23:13,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6082847bf/df99cde6829045feb7ae315d3494288d/FLAGefb943d8b [2019-11-24 22:23:13,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6082847bf/df99cde6829045feb7ae315d3494288d [2019-11-24 22:23:13,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:13,748 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:13,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:13,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:13,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:13,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:13" (1/1) ... [2019-11-24 22:23:13,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57095ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:13, skipping insertion in model container [2019-11-24 22:23:13,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:13" (1/1) ... [2019-11-24 22:23:13,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:13,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:14,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:14,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:15,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:15,125 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:15,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15 WrapperNode [2019-11-24 22:23:15,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:15,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:15,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:15,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:15,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:15" (1/1) ... [2019-11-24 22:23:15,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:15,325 INFO L168 Benchmark]: Toolchain (without parser) took 1573.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:15,326 INFO L168 Benchmark]: CDTParser took 2.76 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. [2019-11-24 22:23:15,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1363.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:15,336 INFO L168 Benchmark]: Boogie Preprocessor took 192.09 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:15,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 1363.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.09 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 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...