./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.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/memsafety-ext2/split_list_test05-1.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 51d92de6cf360cbe25a9302b43933e75c2fd2ccd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety-ext2/split_list_test05-1.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 51d92de6cf360cbe25a9302b43933e75c2fd2ccd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:21:32,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:32,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:32,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:32,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:32,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:32,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:32,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:32,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:32,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:32,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:32,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:32,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:32,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:32,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:32,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:32,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:32,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:32,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:32,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:32,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:32,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:32,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:32,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:32,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:32,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:32,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:32,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:32,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:32,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:32,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:32,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:32,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:32,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:32,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:32,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:32,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:32,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:32,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:32,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:32,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:32,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:32,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:32,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:32,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:32,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:32,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:32,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:32,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:32,467 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:32,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:32,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:32,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:32,472 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:32,472 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:32,473 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:32,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:32,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:32,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:32,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:32,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:32,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:32,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:32,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:32,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:32,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:32,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:32,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:32,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:32,483 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 -> 51d92de6cf360cbe25a9302b43933e75c2fd2ccd [2019-11-24 22:21:33,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:33,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:33,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:33,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:33,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:33,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-24 22:21:33,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8741bc0a/92dda428405f44febd4079d1828a7cce/FLAG7f084d680 [2019-11-24 22:21:34,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:34,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-24 22:21:34,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8741bc0a/92dda428405f44febd4079d1828a7cce/FLAG7f084d680 [2019-11-24 22:21:34,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8741bc0a/92dda428405f44febd4079d1828a7cce [2019-11-24 22:21:34,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:34,651 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:34,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:34,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:34,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:34,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:34" (1/1) ... [2019-11-24 22:21:34,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:34, skipping insertion in model container [2019-11-24 22:21:34,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:34" (1/1) ... [2019-11-24 22:21:34,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:34,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:35,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:35,809 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:35,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:36,107 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:36,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36 WrapperNode [2019-11-24 22:21:36,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:36,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:36,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:36,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:36,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:36,379 INFO L168 Benchmark]: Toolchain (without parser) took 1725.23 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:36,395 INFO L168 Benchmark]: CDTParser took 4.14 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 22:21:36,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1458.69 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:36,400 INFO L168 Benchmark]: Boogie Preprocessor took 257.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:36,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.14 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 1458.69 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.19 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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 22:21:40,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:40,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:40,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:40,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:40,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:40,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:40,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:40,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:40,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:40,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:40,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:40,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:40,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:40,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:40,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:40,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:40,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:40,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:40,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:40,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:40,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:40,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:40,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:40,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:40,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:40,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:40,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:40,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:40,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:40,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:40,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:40,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:40,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:40,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:40,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:40,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:40,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:40,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:40,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:40,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:40,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:40,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:40,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:40,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:40,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:40,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:40,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:40,490 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:40,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:40,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:40,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:40,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:40,491 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:40,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:40,492 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:40,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:40,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:40,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:40,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:40,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:40,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:40,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:40,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:40,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:40,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:40,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:40,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:40,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:40,501 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:40,505 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:40,505 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:40,506 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 -> 51d92de6cf360cbe25a9302b43933e75c2fd2ccd [2019-11-24 22:21:41,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:41,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:41,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:41,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:41,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:41,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-24 22:21:41,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3050132c/d0acd7e969d54ebeb915ae96d0f6b7d5/FLAG80c953e14 [2019-11-24 22:21:42,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:42,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-24 22:21:42,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3050132c/d0acd7e969d54ebeb915ae96d0f6b7d5/FLAG80c953e14 [2019-11-24 22:21:42,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3050132c/d0acd7e969d54ebeb915ae96d0f6b7d5 [2019-11-24 22:21:42,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:42,579 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:42,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:42,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:42,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:42,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:42" (1/1) ... [2019-11-24 22:21:42,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:42, skipping insertion in model container [2019-11-24 22:21:42,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:42" (1/1) ... [2019-11-24 22:21:42,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:42,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:43,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:43,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:44,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:44,139 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:44,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44 WrapperNode [2019-11-24 22:21:44,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:44,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:44,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:44,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:44,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:44,382 INFO L168 Benchmark]: Toolchain (without parser) took 1800.83 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:44,383 INFO L168 Benchmark]: CDTParser took 0.44 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 22:21:44,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1555.98 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. [2019-11-24 22:21:44,404 INFO L168 Benchmark]: Boogie Preprocessor took 233.12 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:44,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1555.98 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 233.12 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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...