./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all.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-simple/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:45:44,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:44,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:44,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:44,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:44,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:44,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:44,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:44,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:44,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:44,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:44,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:44,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:44,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:44,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:44,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:44,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:44,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:44,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:44,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:44,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:44,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:44,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:44,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:44,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:44,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:44,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:44,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:44,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:44,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:44,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:44,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:44,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:44,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:44,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:44,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:44,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:44,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:44,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:44,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:44,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:44,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:44,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:44,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:44,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:44,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:44,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:44,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:44,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:44,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:44,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:44,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:44,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:44,740 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:44,741 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:44,741 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:44,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:44,743 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:44,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:44,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:44,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:44,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:44,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:44,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:44,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:44,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:44,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:44,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:44,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:44,751 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-27 17:45:45,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:45,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:45,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:45,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:45,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:45,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 17:45:45,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432d03061/aff8534b03354da589e26a5527f09cde/FLAGe866bd134 [2019-11-27 17:45:46,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:46,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 17:45:46,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432d03061/aff8534b03354da589e26a5527f09cde/FLAGe866bd134 [2019-11-27 17:45:46,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432d03061/aff8534b03354da589e26a5527f09cde [2019-11-27 17:45:46,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:46,799 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:46,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:46,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:46,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:46,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:46" (1/1) ... [2019-11-27 17:45:46,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16524808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:46, skipping insertion in model container [2019-11-27 17:45:46,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:46" (1/1) ... [2019-11-27 17:45:46,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:46,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:47,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:47,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:48,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:48,157 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:48,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48 WrapperNode [2019-11-27 17:45:48,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:48,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:48,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:48,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:48,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:48" (1/1) ... [2019-11-27 17:45:48,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:48,351 INFO L168 Benchmark]: Toolchain (without parser) took 1542.50 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 962.5 MB in the end (delta: -821.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:48,360 INFO L168 Benchmark]: CDTParser took 4.08 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 17:45:48,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1352.00 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:48,369 INFO L168 Benchmark]: Boogie Preprocessor took 177.94 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:48,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.08 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 1352.00 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.94 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:45:52,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:52,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:52,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:52,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:52,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:52,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:52,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:52,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:52,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:52,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:52,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:52,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:52,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:52,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:52,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:52,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:52,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:52,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:52,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:52,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:52,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:52,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:52,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:52,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:52,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:52,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:52,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:52,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:52,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:52,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:52,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:52,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:52,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:52,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:52,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:52,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:52,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:52,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:52,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:52,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:52,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:52,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:52,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:52,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:52,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:52,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:52,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:52,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:52,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:52,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:52,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:52,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:52,236 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:52,236 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:52,237 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:52,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:52,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:52,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:52,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:52,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:52,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:52,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:52,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:52,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:52,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:52,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:52,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:52,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:52,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:52,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:52,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:52,248 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-27 17:45:52,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:52,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:52,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:52,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:52,808 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:52,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 17:45:52,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c6137ad/151d3cd1f9a849358af07b908727e513/FLAG7ef49306a [2019-11-27 17:45:54,192 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:54,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 17:45:54,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c6137ad/151d3cd1f9a849358af07b908727e513/FLAG7ef49306a [2019-11-27 17:45:54,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c6137ad/151d3cd1f9a849358af07b908727e513 [2019-11-27 17:45:54,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:54,286 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:54,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:54,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:54,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:54,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:54" (1/1) ... [2019-11-27 17:45:54,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:54, skipping insertion in model container [2019-11-27 17:45:54,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:54" (1/1) ... [2019-11-27 17:45:54,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:54,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:55,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:55,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:55,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:55,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:55,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55 WrapperNode [2019-11-27 17:45:55,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:55,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:55,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:55,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:55,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:55" (1/1) ... [2019-11-27 17:45:55,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:55,981 INFO L168 Benchmark]: Toolchain (without parser) took 1689.61 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. [2019-11-27 17:45:55,984 INFO L168 Benchmark]: CDTParser took 2.80 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 17:45:55,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1430.26 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. [2019-11-27 17:45:55,994 INFO L168 Benchmark]: Boogie Preprocessor took 249.71 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. [2019-11-27 17:45:56,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 1430.26 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 249.71 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...