./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2n_update_all.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/sll2n_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 ef034042979fe1e524a3655a8992190a25335ff0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/sll2n_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 ef034042979fe1e524a3655a8992190a25335ff0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:27:57,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:57,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:57,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:57,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:57,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:57,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:57,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:57,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:57,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:57,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:57,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:57,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:57,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:57,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:57,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:57,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:57,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:57,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:57,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:57,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:57,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:57,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:57,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:57,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:57,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:57,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:57,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:57,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:57,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:57,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:57,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:57,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:57,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:57,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:57,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:57,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:57,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:57,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:57,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:57,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:57,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:57,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:57,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:57,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:57,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:57,676 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:57,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:57,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:57,678 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:57,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:57,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:57,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:57,681 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:57,681 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:57,682 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:57,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:57,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:57,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:57,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:57,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:57,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:57,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:57,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:57,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:57,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:57,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:57,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:57,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:57,691 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 -> ef034042979fe1e524a3655a8992190a25335ff0 [2019-11-26 00:27:58,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:58,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:58,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:58,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:58,327 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:58,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2n_update_all.i [2019-11-26 00:27:58,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3290158/98f96a924e7c426f8f29a9a62ef1fb69/FLAG48dcbe857 [2019-11-26 00:27:59,696 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:59,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2n_update_all.i [2019-11-26 00:27:59,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3290158/98f96a924e7c426f8f29a9a62ef1fb69/FLAG48dcbe857 [2019-11-26 00:27:59,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3290158/98f96a924e7c426f8f29a9a62ef1fb69 [2019-11-26 00:27:59,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:59,782 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:59,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:59,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:59,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:59,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:59" (1/1) ... [2019-11-26 00:27:59,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c88225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:59, skipping insertion in model container [2019-11-26 00:27:59,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:59" (1/1) ... [2019-11-26 00:27:59,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:59,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:00,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:00,848 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:00,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:01,108 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:01,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01 WrapperNode [2019-11-26 00:28:01,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:01,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:01,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:01,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:01,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:01" (1/1) ... [2019-11-26 00:28:01,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:01,302 INFO L168 Benchmark]: Toolchain (without parser) took 1516.12 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:01,303 INFO L168 Benchmark]: CDTParser took 0.90 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 00:28:01,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.91 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 00:28:01,321 INFO L168 Benchmark]: Boogie Preprocessor took 181.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:01,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 1319.91 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 181.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:28:05,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:05,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:05,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:05,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:05,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:05,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:05,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:05,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:05,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:05,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:05,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:05,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:05,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:05,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:05,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:05,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:05,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:05,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:05,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:05,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:05,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:05,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:05,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:05,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:05,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:05,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:05,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:05,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:05,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:05,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:05,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:05,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:05,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:05,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:05,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:05,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:05,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:05,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:05,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:05,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:05,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:28:05,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:05,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:05,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:05,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:05,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:05,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:05,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:28:05,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:05,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:05,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:28:05,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:05,390 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:05,390 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:05,391 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:05,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:05,391 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:05,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:28:05,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:28:05,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:28:05,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:05,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:05,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:05,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:05,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:05,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:05,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:05,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:05,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:28:05,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:28:05,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:28:05,404 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 -> ef034042979fe1e524a3655a8992190a25335ff0 [2019-11-26 00:28:06,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:06,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:06,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:06,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:06,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:06,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2n_update_all.i [2019-11-26 00:28:06,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9662d2941/ddf5e91d202347b3940c31cf788426de/FLAG6b0bc879c [2019-11-26 00:28:07,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:07,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2n_update_all.i [2019-11-26 00:28:07,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9662d2941/ddf5e91d202347b3940c31cf788426de/FLAG6b0bc879c [2019-11-26 00:28:07,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9662d2941/ddf5e91d202347b3940c31cf788426de [2019-11-26 00:28:07,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:07,521 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:07,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:07,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:07,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:07,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:07" (1/1) ... [2019-11-26 00:28:07,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad95f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:07, skipping insertion in model container [2019-11-26 00:28:07,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:07" (1/1) ... [2019-11-26 00:28:07,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:07,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:08,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:08,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:08,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:08,883 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:08,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08 WrapperNode [2019-11-26 00:28:08,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:08,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:08,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:08,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:08,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:09,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:09,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:09,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:09,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:09,092 INFO L168 Benchmark]: Toolchain (without parser) took 1571.93 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: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:09,093 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:09,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1351.12 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:09,096 INFO L168 Benchmark]: Boogie Preprocessor took 201.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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. [2019-11-26 00:28:09,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1351.12 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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...