./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-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_circular_traversal-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 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_circular_traversal-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 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:23:35,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:35,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:35,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:35,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:35,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:35,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:35,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:35,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:35,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:35,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:35,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:35,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:35,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:35,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:35,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:35,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:35,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:35,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:35,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:35,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:35,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:35,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:35,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:35,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:35,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:35,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:35,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:35,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:35,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:35,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:35,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:35,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:35,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:35,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:35,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:35,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:35,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:35,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:35,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:35,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:35,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:35,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:35,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:35,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:35,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:35,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:35,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:35,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:35,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:35,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:35,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:35,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:35,640 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:35,642 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:35,643 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:35,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:35,643 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:35,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:35,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:35,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:35,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:35,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:35,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:35,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:35,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:35,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:35,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:35,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:35,650 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 -> 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 [2019-11-24 22:23:36,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:36,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:36,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:36,300 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:36,302 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:36,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-24 22:23:36,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4b1cb9/0e0ce0f4d73745318a6b516ee28041a0/FLAG01f4eb0d3 [2019-11-24 22:23:37,689 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:37,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-24 22:23:37,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4b1cb9/0e0ce0f4d73745318a6b516ee28041a0/FLAG01f4eb0d3 [2019-11-24 22:23:37,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbe4b1cb9/0e0ce0f4d73745318a6b516ee28041a0 [2019-11-24 22:23:37,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:37,780 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:37,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:37,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:37,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:37,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:37" (1/1) ... [2019-11-24 22:23:37,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9523cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:37, skipping insertion in model container [2019-11-24 22:23:37,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:37" (1/1) ... [2019-11-24 22:23:37,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:37,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:38,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:38,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:39,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:39,134 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:39,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39 WrapperNode [2019-11-24 22:23:39,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:39,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:39,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:39,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:39,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:39,349 INFO L168 Benchmark]: Toolchain (without parser) took 1563.80 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 22:23:39,352 INFO L168 Benchmark]: CDTParser took 2.15 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 22:23:39,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.99 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:39,370 INFO L168 Benchmark]: Boogie Preprocessor took 199.93 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:39,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 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 1352.99 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.93 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:23:43,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:43,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:43,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:43,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:43,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:43,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:43,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:43,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:43,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:43,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:43,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:43,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:43,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:43,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:43,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:43,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:43,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:43,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:43,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:43,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:43,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:43,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:43,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:43,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:43,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:43,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:43,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:43,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:43,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:43,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:43,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:43,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:43,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:43,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:43,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:43,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:43,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:43,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:43,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:43,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:43,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:43,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:43,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:43,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:43,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:43,354 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:43,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:43,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:43,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:43,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:43,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:43,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:43,357 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:43,358 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:43,359 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:43,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:43,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:43,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:43,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:43,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:43,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:43,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:43,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:43,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:43,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:43,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:43,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:43,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:43,368 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:43,368 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:43,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:43,370 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 -> 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 [2019-11-24 22:23:43,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:43,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:43,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:43,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:43,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:43,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-24 22:23:44,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d6d5cb1a/d678cfa06ccb4b068718cdb08550ac6f/FLAG1723e5315 [2019-11-24 22:23:45,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:45,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-24 22:23:45,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d6d5cb1a/d678cfa06ccb4b068718cdb08550ac6f/FLAG1723e5315 [2019-11-24 22:23:45,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d6d5cb1a/d678cfa06ccb4b068718cdb08550ac6f [2019-11-24 22:23:45,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:45,477 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:45,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:45,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:45,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:45,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:45" (1/1) ... [2019-11-24 22:23:45,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90504a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:45, skipping insertion in model container [2019-11-24 22:23:45,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:45" (1/1) ... [2019-11-24 22:23:45,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:45,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:46,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:46,538 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:46,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:46,811 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:46,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46 WrapperNode [2019-11-24 22:23:46,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:46,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:46,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:46,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:46,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:46,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:46,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:46,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:46,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:46,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:47,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:46" (1/1) ... [2019-11-24 22:23:47,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:47,029 INFO L168 Benchmark]: Toolchain (without parser) took 1551.63 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:47,035 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:47,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.42 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:47,048 INFO L168 Benchmark]: Boogie Preprocessor took 209.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:47,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1333.42 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...