./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-optional-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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/forester-heap/sll-optional-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 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-optional-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 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:29:11,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:11,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:11,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:11,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:11,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:11,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:11,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:11,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:11,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:11,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:11,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:11,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:11,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:11,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:11,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:11,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:11,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:11,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:11,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:11,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:11,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:11,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:11,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:11,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:11,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:11,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:11,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:11,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:11,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:11,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:11,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:11,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:11,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:11,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:11,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:11,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:11,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:11,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:11,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:11,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:11,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-26 00:29:11,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:11,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:11,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:11,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:11,684 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:11,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:11,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:11,685 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:11,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:11,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:11,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:11,690 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:11,691 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:11,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:11,691 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:11,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:11,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:11,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:11,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:11,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:11,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:11,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:11,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:11,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:11,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:11,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:11,697 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 -> 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc [2019-11-26 00:29:12,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:12,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:12,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:12,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:12,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:12,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-26 00:29:12,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f022cdbb3/b4ad5cba7e924783bf3e04f2573c1bda/FLAGdf9166bb6 [2019-11-26 00:29:13,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:13,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-26 00:29:13,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f022cdbb3/b4ad5cba7e924783bf3e04f2573c1bda/FLAGdf9166bb6 [2019-11-26 00:29:13,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f022cdbb3/b4ad5cba7e924783bf3e04f2573c1bda [2019-11-26 00:29:13,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:13,802 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:13,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:13,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:13,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:13,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:13" (1/1) ... [2019-11-26 00:29:13,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3699732f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:13, skipping insertion in model container [2019-11-26 00:29:13,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:13" (1/1) ... [2019-11-26 00:29:13,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:13,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:14,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:14,911 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:15,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:15,151 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:15,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15 WrapperNode [2019-11-26 00:29:15,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:15,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:15,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:15,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:15,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:15,376 INFO L168 Benchmark]: Toolchain (without parser) took 1570.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:15,381 INFO L168 Benchmark]: CDTParser took 0.38 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 00:29:15,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1348.40 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:15,385 INFO L168 Benchmark]: Boogie Preprocessor took 206.01 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:15,393 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1348.40 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.01 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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 00:29:19,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:19,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:19,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:19,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:19,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:19,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:19,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:19,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:19,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:19,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:19,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:19,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:19,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:19,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:19,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:19,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:19,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:19,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:19,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:19,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:19,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:19,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:19,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:19,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:19,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:19,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:19,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:19,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:19,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:19,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:19,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:19,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:19,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:19,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:19,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:19,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:19,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:19,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:19,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:19,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:19,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-26 00:29:19,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:19,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:19,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:19,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:19,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:19,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:19,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:19,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:19,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:19,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:19,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:19,452 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:19,455 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:19,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:19,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:19,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:19,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:19,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:19,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:19,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:19,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:19,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:19,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:19,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:19,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:19,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:19,462 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:19,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:19,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:19,464 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 -> 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc [2019-11-26 00:29:20,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:20,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:20,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:20,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:20,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:20,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-26 00:29:20,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb43615/6126f471fda64b8a8cf987a125aa619d/FLAG6436175c4 [2019-11-26 00:29:21,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:21,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-26 00:29:21,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb43615/6126f471fda64b8a8cf987a125aa619d/FLAG6436175c4 [2019-11-26 00:29:21,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb43615/6126f471fda64b8a8cf987a125aa619d [2019-11-26 00:29:21,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:21,971 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:21,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:21,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:21,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:21,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:21" (1/1) ... [2019-11-26 00:29:21,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453b4ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:21, skipping insertion in model container [2019-11-26 00:29:21,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:21" (1/1) ... [2019-11-26 00:29:22,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:22,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:22,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:22,997 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:23,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:23,243 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:23,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23 WrapperNode [2019-11-26 00:29:23,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:23,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:23,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:23,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:23,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:23,434 INFO L168 Benchmark]: Toolchain (without parser) took 1460.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:23,444 INFO L168 Benchmark]: CDTParser took 1.86 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 00:29:23,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1270.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:23,453 INFO L168 Benchmark]: Boogie Preprocessor took 180.45 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. [2019-11-26 00:29:23,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86 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 1270.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.45 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...