./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-circular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version da95e156 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/forester-heap/sll-circular-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b651d63eb42259dfd3a213a6671e4c58ee528ad0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/sll-circular-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b651d63eb42259dfd3a213a6671e4c58ee528ad0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:34,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:34,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:34,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:34,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:34,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:34,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:34,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:34,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:34,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:34,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:34,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:34,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:34,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:34,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:34,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:34,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:34,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:34,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:34,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:34,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:34,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:34,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:34,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:34,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:34,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:34,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:34,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:34,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:34,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:34,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:34,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:34,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:34,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:34,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:34,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:34,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:34,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:34,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:34,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:34,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:34,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:34,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:34,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:34,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:34,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:34,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:34,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:34,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:34,676 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:34,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:34,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:34,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:34,680 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:34,681 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:34,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:34,681 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:34,682 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:34,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:34,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:34,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:34,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:34,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:34,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:34,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:34,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:34,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:34,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:34,688 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-memcleanup) ) 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 -> b651d63eb42259dfd3a213a6671e4c58ee528ad0 [2019-11-27 11:24:35,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:35,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:35,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:35,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:35,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:35,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-2.i [2019-11-27 11:24:35,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cfe848a1/f805beb8a6b34b2b9635798a68cc6f31/FLAGead306f19 [2019-11-27 11:24:36,711 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:36,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-2.i [2019-11-27 11:24:36,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cfe848a1/f805beb8a6b34b2b9635798a68cc6f31/FLAGead306f19 [2019-11-27 11:24:36,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cfe848a1/f805beb8a6b34b2b9635798a68cc6f31 [2019-11-27 11:24:36,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:36,795 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:36,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:36,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:36,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:36,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36, skipping insertion in model container [2019-11-27 11:24:36,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:36,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:37,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:37,854 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:37,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:38,109 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:38,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38 WrapperNode [2019-11-27 11:24:38,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:38,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:38,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:38,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,341 INFO L168 Benchmark]: Toolchain (without parser) took 1538.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,344 INFO L168 Benchmark]: CDTParser took 1.57 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 11:24:38,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:38,348 INFO L168 Benchmark]: Boogie Preprocessor took 213.84 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 1305.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.84 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 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-da95e15 [2019-11-27 11:24:42,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:42,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:42,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:42,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:42,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:42,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:42,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:42,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:42,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:42,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:42,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:42,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:42,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:42,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:42,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:42,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:42,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:42,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:42,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:42,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:42,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:42,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:42,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:42,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:42,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:42,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:42,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:42,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:42,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:42,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:42,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:42,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:42,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:42,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:42,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:42,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:42,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:42,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:42,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:42,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:42,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:42,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:42,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:42,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:42,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:42,238 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:42,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:42,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:42,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:42,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:42,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:42,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:42,241 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:42,241 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:42,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:42,243 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:42,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:42,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:42,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:42,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:42,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:42,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:42,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:42,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:42,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:42,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:42,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:42,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:42,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:42,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:42,252 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-memcleanup) ) 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 -> b651d63eb42259dfd3a213a6671e4c58ee528ad0 [2019-11-27 11:24:42,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:42,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:42,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:42,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:42,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:42,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-2.i [2019-11-27 11:24:42,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7aabebb/5bc0df761ee84f2cb68bb91dd4251332/FLAG355b34691 [2019-11-27 11:24:44,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:44,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-2.i [2019-11-27 11:24:44,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7aabebb/5bc0df761ee84f2cb68bb91dd4251332/FLAG355b34691 [2019-11-27 11:24:44,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c7aabebb/5bc0df761ee84f2cb68bb91dd4251332 [2019-11-27 11:24:44,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:44,627 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:44,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:44,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:44,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:44,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ede87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44, skipping insertion in model container [2019-11-27 11:24:44,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:44,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:45,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:45,756 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:45,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:46,014 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:46,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46 WrapperNode [2019-11-27 11:24:46,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:46,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:46,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:46,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:46,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:46" (1/1) ... [2019-11-27 11:24:46,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:46,246 INFO L168 Benchmark]: Toolchain (without parser) took 1608.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:46,248 INFO L168 Benchmark]: CDTParser took 0.85 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 11:24:46,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1389.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:46,253 INFO L168 Benchmark]: Boogie Preprocessor took 211.75 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:46,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 1389.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.75 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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...