./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc492e84c2a9ba809e80eee5d07809cf51846bd1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc492e84c2a9ba809e80eee5d07809cf51846bd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:45:55,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:55,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:55,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:55,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:55,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:55,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:55,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:55,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:55,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:55,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:55,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:55,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:55,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:55,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:55,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:55,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:55,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:55,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:55,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:55,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:55,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:55,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:55,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:55,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:55,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:55,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:55,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:55,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:55,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:55,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:55,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:55,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:55,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:55,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:55,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:55,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:55,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:55,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:55,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:55,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:55,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:55,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:55,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:55,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:55,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:55,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:55,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:55,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:55,555 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:55,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:55,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:55,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:55,561 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:55,561 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:55,562 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:55,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:55,562 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:55,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:55,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:55,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:55,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:55,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:55,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:55,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:55,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:55,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:55,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:55,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:55,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc492e84c2a9ba809e80eee5d07809cf51846bd1 [2019-11-27 17:45:56,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:56,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:56,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:56,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:56,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:56,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-27 17:45:56,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ee746503/d3f64b32b21241b2adc3d587f5cc5896/FLAG853428f7b [2019-11-27 17:45:57,395 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:57,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-27 17:45:57,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ee746503/d3f64b32b21241b2adc3d587f5cc5896/FLAG853428f7b [2019-11-27 17:45:57,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ee746503/d3f64b32b21241b2adc3d587f5cc5896 [2019-11-27 17:45:57,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:57,909 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:57,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:57,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:57,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:57,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:57" (1/1) ... [2019-11-27 17:45:57,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c123ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:57, skipping insertion in model container [2019-11-27 17:45:57,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:57" (1/1) ... [2019-11-27 17:45:57,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:58,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:58,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:58,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:59,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:59,282 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:59,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59 WrapperNode [2019-11-27 17:45:59,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:59,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:59,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:59,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:59,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:59" (1/1) ... [2019-11-27 17:45:59,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:59,523 INFO L168 Benchmark]: Toolchain (without parser) took 1611.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:59,524 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-27 17:45:59,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.90 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:59,539 INFO L168 Benchmark]: Boogie Preprocessor took 226.42 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:59,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 1365.90 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.42 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 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 0.1.24-509859d [2019-11-27 17:46:03,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:03,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:03,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:03,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:03,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:03,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:03,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:03,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:03,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:03,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:03,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:03,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:03,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:03,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:03,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:03,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:03,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:03,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:03,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:03,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:03,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:03,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:03,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:03,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:03,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:03,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:03,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:03,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:03,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:03,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:03,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:03,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:03,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:03,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:03,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:03,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:03,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:03,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:03,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:03,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:03,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:46:03,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:03,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:03,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:03,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:03,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:03,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:03,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:03,519 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:03,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:03,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:03,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:03,523 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:03,523 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:03,526 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:03,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:03,527 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:03,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:46:03,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:46:03,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:03,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:03,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:03,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:03,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:03,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:03,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:03,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:03,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:03,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:46:03,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:46:03,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:46:03,535 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc492e84c2a9ba809e80eee5d07809cf51846bd1 [2019-11-27 17:46:04,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:04,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:04,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:04,172 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:04,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:04,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-27 17:46:04,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a89ce617/b8d79fbb1bba454baacb0e641c523a4c/FLAGb9ae89c90 [2019-11-27 17:46:05,588 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:05,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2019-11-27 17:46:05,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a89ce617/b8d79fbb1bba454baacb0e641c523a4c/FLAGb9ae89c90 [2019-11-27 17:46:05,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a89ce617/b8d79fbb1bba454baacb0e641c523a4c [2019-11-27 17:46:05,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:05,685 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:05,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:05,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:05,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:05,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:05" (1/1) ... [2019-11-27 17:46:05,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:05, skipping insertion in model container [2019-11-27 17:46:05,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:05" (1/1) ... [2019-11-27 17:46:05,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:05,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:06,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:06,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:06,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:07,086 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:07,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07 WrapperNode [2019-11-27 17:46:07,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:07,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:07,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:07,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:07,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:07" (1/1) ... [2019-11-27 17:46:07,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:07,331 INFO L168 Benchmark]: Toolchain (without parser) took 1647.71 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 966.7 MB in the end (delta: 666.8 kB). Peak memory consumption was 732.4 kB. Max. memory is 12.5 GB. [2019-11-27 17:46:07,333 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-27 17:46:07,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1405.25 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 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:07,344 INFO L168 Benchmark]: Boogie Preprocessor took 232.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:07,354 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1405.25 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 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...