./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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-simple/dll2n_insert_unequal.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 b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple/dll2n_insert_unequal.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 b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:42,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:42,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:42,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:42,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:42,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:42,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:42,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:42,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:42,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:42,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:42,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:42,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:42,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:42,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:42,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:42,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:42,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:42,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:42,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:42,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:42,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:42,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:42,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:42,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:42,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:42,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:42,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:42,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:42,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:42,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:42,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:42,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:42,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:42,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:42,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:42,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:42,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:42,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:42,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:42,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:42,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:42,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:42,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:42,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:42,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:42,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:42,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:42,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:42,702 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:42,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:42,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:42,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:42,705 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:42,705 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:42,705 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:42,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:42,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:42,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:42,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:42,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:42,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:42,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:42,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:42,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:42,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:42,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:42,718 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:42,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:42,720 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 -> b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 [2019-11-26 00:27:43,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:43,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:43,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:43,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:43,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:43,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-26 00:27:43,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37102488a/eac2cc12b18a4ac88af52b759f21651f/FLAG944c18dbc [2019-11-26 00:27:44,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:44,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-26 00:27:44,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37102488a/eac2cc12b18a4ac88af52b759f21651f/FLAG944c18dbc [2019-11-26 00:27:44,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37102488a/eac2cc12b18a4ac88af52b759f21651f [2019-11-26 00:27:44,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:44,896 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:44,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:44,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:44,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:44,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:44" (1/1) ... [2019-11-26 00:27:44,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61efe014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:44, skipping insertion in model container [2019-11-26 00:27:44,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:44" (1/1) ... [2019-11-26 00:27:44,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:45,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:45,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:46,022 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:46,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:46,328 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:46,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46 WrapperNode [2019-11-26 00:27:46,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:46,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:46,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:46,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:46,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:46" (1/1) ... [2019-11-26 00:27:46,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:46,553 INFO L168 Benchmark]: Toolchain (without parser) took 1652.82 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. [2019-11-26 00:27:46,555 INFO L168 Benchmark]: CDTParser took 2.01 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. [2019-11-26 00:27:46,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.76 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. [2019-11-26 00:27:46,568 INFO L168 Benchmark]: Boogie Preprocessor took 210.93 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. [2019-11-26 00:27:46,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 1420.76 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 210.93 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:50,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:50,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:50,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:50,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:50,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:50,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:50,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:50,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:50,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:50,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:50,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:50,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:50,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:50,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:50,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:50,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:50,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:50,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:50,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:50,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:50,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:50,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:50,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:50,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:50,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:50,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:50,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:50,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:50,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:50,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:50,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:50,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:50,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:50,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:50,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:50,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:50,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:50,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:50,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:50,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:50,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:50,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:50,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:50,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:50,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:50,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:50,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:50,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:50,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:50,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:50,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:50,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:50,828 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:50,829 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:50,829 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:50,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:50,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:50,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:50,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:50,831 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:50,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:50,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:50,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:50,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:50,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:50,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:50,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:50,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:50,837 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:50,839 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:50,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:50,841 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 -> b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 [2019-11-26 00:27:51,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:51,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:51,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:51,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:51,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:51,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-26 00:27:51,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f373a18f8/8e8818fb0704402a90f4b8f13ea99f70/FLAG66d991d4c [2019-11-26 00:27:52,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:52,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-26 00:27:52,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f373a18f8/8e8818fb0704402a90f4b8f13ea99f70/FLAG66d991d4c [2019-11-26 00:27:53,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f373a18f8/8e8818fb0704402a90f4b8f13ea99f70 [2019-11-26 00:27:53,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:53,044 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:53,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:53,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:53,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:53,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:53" (1/1) ... [2019-11-26 00:27:53,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43cf8e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:53, skipping insertion in model container [2019-11-26 00:27:53,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:53" (1/1) ... [2019-11-26 00:27:53,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:53,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:54,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:54,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:54,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:54,403 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:54,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54 WrapperNode [2019-11-26 00:27:54,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:54,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:54,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:54,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:54,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:54" (1/1) ... [2019-11-26 00:27:54,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:54,617 INFO L168 Benchmark]: Toolchain (without parser) took 1567.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 657.0 kB). Peak memory consumption was 722.5 kB. Max. memory is 12.5 GB. [2019-11-26 00:27:54,631 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 00:27:54,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1354.05 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. [2019-11-26 00:27:54,641 INFO L168 Benchmark]: Boogie Preprocessor took 201.25 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. [2019-11-26 00:27:54,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1354.05 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 201.25 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...